SG-1150 _ EDC-1620 _ SG-1240 _

Transcription

1 Part 4

2 SG-200A _ 100kHz~200MHz DIGITAL RF SIGNAL GENERATOR SG-1150 _ RF SIGNAL GENERATOR SG-1240 _ 1040MHz AM/FM SIGNAL GENERATOR FG-1883 _ SWEEP FUNCTION GENERATOR FG-1882 _ PULSE/SWEEP/FUNCTION GENERATOR FG-1880B _ SWEEP/FUNCTION GENERATOR CG-1508 _ COLOR PATTERN GENERATOR SM-1310 _ SWEEP/MARKER GENERATOR ED-4770 _ COMBO TESTER PSA-6000 _ 6.2GHz SPECTRUM ANALYZER NEW PSA-3000 _ 3GHz SPECTRUM ANALYZER RF SYS-3000 _RF SYSTEM DESIGN KIT NEW FC-1300B/FC-1130B _ UNIVERSAL COUNTER(3GHz/1.3GHz) BR-1600 _ WHEATSTONE BRIDGE ED-470B _ DIGITAL IC TESTER TCC-480B _ TRANSISTOR CHECKER & CURVE TRACER EDC-1630 _ ADVANCED DIGITAL LCR METER EDC-1620 _ DIGITAL LCR METER EDM-4750 _ DIGITAL MULTIMETER EDM-4760 _ PROGRAMMABLE DIGITAL MULTIMETER LM-0102B / LM-0202 _ AC LEVEL METER DM-0402 _ DISTORTION METER PM-3001D _ POWER METER SWR-3002 _ SWR METER AT-121B _ RESISTANCE ATTENUATOR LU-310 _ DECADE INDUCTOR CU-410 _ DECADE CAPACITOR RU-410 / RU-610 _ DECADE RESISTOR ED-330 _ 180W THREE-OUTPUT DC POWER SUPPLY ED-333T _ 180W 3-MODE TRACKING DC POWER SUPPLY ED-345BM _ AC/DC POWER SUPPLY Test & Measurement

3 Signal Generator 100kHz~200MHz DIGITAL RF SIGNAL GENERATOR Built-in High Performance DSP Processor and Direct Digital Synthesizer(DDS) 0.5ppm High-stability TCXO and Internal Modulation Signal(20 Hz~15 khz : 1 Hz Resolution) Wide Frequency Range : 100 khz~200 MHz Frequency Resolution : 1 Hz Level Flatness : ± 1 db Level Resolution : 0.1 db High Output Power : +13 dbm Low Phase Noise : < -110 dbc(@ f=10 khz) Modulation : FM /AM/PM/FSK/PSK/ASK Digital Frequency Sweep Generator 1/2 SG-200A Carrier Frequency» Range : 100kHz to 200MHz» Resolution : 1Hz Reference Frequency» Frequency Range : MHz» Frequency Temp Stability : < 0.5ppm» RT Frequency Stability : < 0.5ppm» Stability vs. Aging : < 0.5ppm/year» Operating Temperature : 0 C~50 C» Ref Out Frequency : MHz Spectral Purity» Harmonics : < -30dBc» Non-harmonics(Spurious) : < -40dBc» Residual FM : < 5Hz(0.3 to 3kHz BW) Typically < 2Hz» Residual AM : < 0.05%» Residual PM : < 0.01Rad(0.3 to 3kHz BW) Typically < 0.001Rad» Phase Noise : <-110 dbc/hz(@ f=10 khz) Level» Range : -130 to +13dBm» Resolution : 0.1dB» Accuracy : < ±1dB(@ -100dBm), < ±2dB(@ <-100dBm)» Characteristic Impedance : 50Ω» VSWR : 1.5 : 9dBm» RF Flatness : ±1dB Modulation Source» Frequency Range : 20Hz to 15kHz Sine ±0.01%» Resolution : 1Hz» Ext Input Impedance : 30kΩ» Ext Input Voltage : 3Vp-p Amplitude Modulation» Frequency Range : 100kHz~200MHz» Level : +7dBm» Operating Modes : Internal, External» Modulation Depth : 0% to 100%» Resolution : 0.1%» Accuracy < ±(indicated value x 2%), Typically < ±(indicated value x 0.5%), 100kHz~60MHz < ±30%, Typically < ±20%, AF=Internal 1kHz 154 _ ED Co.,Ltd.

4 2/2 100kHz~200MHz DIGITAL RF SIGNAL GENERATOR SG-200A» Distortion < AF=Internal 1kHz, 100kHz~60MHz < AF=Internal 1kHz, 60MHz~200MHz Demod. BW=50Hz~15kHz Frequency Modulation» Operating Modes : Internal, External» Frequency Deviation : 0 to 200kHz» Resolution : 1Hz» Accuracy : < AF=Internal 1kHz» Distortion < 0.05%, Typically < AF=Internal 1kHz Demod. BW=50Hz~15kHz De-emp=50µsec Phase Modulation» Operating Modes : Internal, External» Phase Deviation : 0 rad to 3.14rad» Resolution : 0.01rad» Accuracy : < AF=Internal 1kHz» Distortion < AF=Internal 1kHz Demod. BW=50Hz~15kHz Memory for Device Settings» Storable Settings : 100 FSK Modulation» Operating Mode : External» Frequency Range : 100kHz to 120MHz» FSK Mode : 2 Level FSK» Frequency Shift(F1-F0) : 0 to 10MHz» Resolution : 1Hz» Frequency Flatness : Peak-to-Peak 4dB PSK Modulation» Operating Mode : External» Frequency Range : 100kHz to 120MHz» PSK Mode : 2 Level PSK» Phase Shift(PH1 - PH0) : 0 to 6.28rad» Resolution : 0.01rad GATE(ASK) Modulation» Operating Mode : External» Frequency Range : 100kHz to 120MHz» ON/OFF Ratio : 80dB» Rise/Fall Time : > 55µsec» Input Level : TTL : 1 ON, 0 Off Sweep» Start F/Stop F : 100kHz to 120MHz» Resolution : 1Hz» Type : Linear» Direction : Up or Up_Down Repeat» Step(Delta) Frequency : 1Hz~10MHz» Step Frequency Resolution : 1Hz» Step Duration : ms. FIX» Frequency Flatness : Peak-to-Peak 4 db GENERAL CHARACTERISTICS Temperature Condition» 10 C~35 C Specification» 0 C~40 C Operation AC Power Supply : 90~240 V AC Free Voltage, 50/60Hz Dimension : 435(W) x 110(H) x 390(D)mm Weight : 6.6kg AC Power Cord : 1ea BNC Cable : 1ea Operating Manual : 1ea Typical Amplidute Flatness Typical Phase Noise Performance 200mHz Phase Noise _ 155

5 Signal Generator 1/1 RF SIGNAL GENERATOR RF 100kHz ~ 450MHz (7 ranges) Output of Internal Modulation Frequency (1kHz) Digital Counter for Frequency Good for AM & SSB Experiments SG-1150 Frequency Range» 100kHz~150MHz(6 Ranges)» 150MHz~450MHz(3rd Harmonics) Accuracy(Freq.)» 0.01%±1digit(After Warm-Up) RF Output» About 0.1Vrms» High / Low Switch & Continuous Variable Modulation» Internal : 1kHz» External : 50Hz~20kHz(Below 1Vrms) AF Output» 1kHz, 1Vrms RF Frequency Display» 4digits and khz, MHz Indication Operating Temperature» 5~45 C, Below 85% R.H. Input Voltage» AC 220V, 50/60Hz Dimension» 255(W) x 100(H) x 280(D)mm Weight» 2.1kg Output Cord : 1ea AC Power Cord : 1ea Operating Manual : 1ea 156 _ ED Co.,Ltd.

6 Signal Generator 1/1 1040MHz AM/FM SIGNAL GENERATOR 10kHz~1040MHz AM/FM Standard Signal Generator Self-diagnosis and calibration Functions Built-in Reverse Power Protection Circuit(25W Max.) SG-1240 Frequency(Carrier)» Range : 10kHz~1040MHz» Display Resolution : 10Hz(at 10kHz~520MHz) 20Hz(at 520MHz~1040MHz)» Display : 9 Digits(Green LED)» Accuracy : ±1.5x10-6 (0~40 C, after 20-minute Warm Up) Modulation(FM)» Deviation : 0~100kHz(at 1MHz~1040MHz) Carrier Freq.x10% (Below 1MHz)» Accuracy : ±5%(at 1kHz/400Hz Mod.)» Response : ±0.5dB(50Hz~50kHz)» Distortion : Below 0.5%(Deviation < 25kHz) Modulation(Phase)» Range : 0~10 Radian» Response : ±1dB(10Hz~10kHz) Modulation(AM)» Range : 0~99.5%» Accuracy : ±4%(at 1kHz Mod.)» Response : ±0.5dB(50Hz~15kHz) MOD. Oscillator(for Internal Mod)» Internal : 400Hz, 1kHz/External : 10Hz~50kHz External Input» Input Level : 0.9~1.1Vrms(built-in ALC Circuit)» Input Impedance : 100kΩ» Output Impedance : 50Ω(VSWR : Below 1.5) RF Output» Range : -127dBm~+6dBm(0.2µ ~892m )» Resolution : 0.1dB» Accuracy : ±1dB(above -10dBm)» Flatness : ±0.5dB(-10dBm ~+6dBm) Residual Modulation» FM Component : < 7Hz» AM Component : < 0.05% Memory & Setting Functions» Add. : 0~99 Complete Store(Freq., Mod, Output Level)» RF Output : 3 Independent Memory» Preset : FM 3.5kHz, 22.5kHz, 75kHz, AM 30%» STD Frequency : 10MHz, 1Vrms PHYSICAL CHARACTERISTICS Input Power : AC 110/117/220/240V, 50/60Hz Dimension : 430(W) x 120(H) x 450(D)mm Weight : 12.2kg Output Cord : 1ea AC Power Cord : 1ea Operating Manual : 1ea OPTIONS Remote Controller(RC ) GPIB Interface Card(IB ) _ 157

7 Signal Generator 1/1 SWEEP FUNCTION GENERATOR Sweep, Symmetry and DC Offset Built-in Digital Frequency Counter Diverse Output Waveforms FG-1883 Frequency Range : 0.02Hz~2MHz(in 7Ranges) Waveform :,,, Ramp, Pulse Distortion( ) : Less than 1%(5Hz~20kHz) Rise/Fall Time( ) : Less than 100ns(Max. Output) Linearity : 99%(to 100kHz) Output Level» Hi : 20Vp-p(10Vp-p into 50Ω)» Lo : 2Vp-p(1Vp-p into 50Ω) Output Impedance : 50Ω±5% DC Offset Control : ±10V(±5V into 50Ω) Symmetry Variable : 20:80~80:20 (0.02Hz~100kHz) VCF Input : 0~-10V Sweep Rate : 0.5Hz~50Hz Sweep Width» 100:1 Frequency Display : 4 Digits(0.001kHz~2000kHz) External Frequency Counter» Range : 0.005kHz~1000kHz» Sensitivity : 100mV» Input Impedance : 1MΩ, 25pF» Max. Input Voltage : 150Vp-p» Accuracy : 0.01% ±1 Count Operating Temp. : 0~45 C, Below 85% R.H. Input Power : AC 220V, 50/60Hz Dimension : 255(W) x 100(H) x 280(D)mm Weight : 2.2kg BNC-Clip Cord : 1ea AC Power Cord : 1ea Operating Manual : 1ea 158 _ ED Co.,Ltd.

8 Signal Generator PULSE/SWEEP/ FUNCTION GENERATOR 0.01~10MHz Multi-function Generator(9-decade Range) CW, TRIG., GATE, BURST, SWEEP Mode Pulse, AM, FM Signal(GCV) Output 1/1 FG-1882 Frequency Range : 0.01Hz~10MHz(9 Ranges) Dial Accuracy» x0.01~x100k Range : ±5% of Full Scale Waveform : Sine, Square, Triangle, Ramp, Pulse Sine Wave(Output)» 0.01Hz~100kHz : Less than ±0.3dB» 100kHz~10MHz : Less than ±1dB (Distortion) : Below 0.5%(at 10Hz~40kHz) Square Wave Rise/Fall Time : Below 25ns(at Max. Output) Output (Level) : 20Vp-p(at 10Vp-p 50Ω) (Attenuator) : 0/20/40/60dB and Continuous (Impedance) : 50Ω±10% DC Offset : ±10V(at ±5V 50Ω Load) Symmetry» 20:80~80:20(at 0.01Hz~1MHz) Operation Mode» CW : Continuous Wave Output» Trig : One Cycle Output» Gate : Continuous when Gate signal is high» Input Voltage : TTL Level» Input Frequency : DC~100kHz» Start Stop Phase : Variable BURST(Time) : 1ms~10s (ON/OFF Symmetry) : Variable SWEEP(Mode) - Linear, Logarithmic (Time) - 1ms~10s, 2 ranges (Width) - LIN. : 3-Decade Max. LOG. : 4-Decade Max.(Start/Stop Presettable) Amplitude Modulation : 0~100% Input Level : 5Vp-p Max. VCG(Input) : 0~5V ±20% (Frequency) : 1000:1 Max.(at Dial Set 10) Other Outputs» SYNC : TTL Level» GCV : 0~5V Max» SWEEP : 0~5V(at Sweep Mode) Operating Temperature : 0~40 C, Below 85% R.H. Input Voltage : AC 220V, 50/60Hz Dimension : 320(W) x 115(H) x 365(D)mm Weight : 6.7kg Output Cord : 1ea AC Power Cord : 1ea Instruction Manual : 1ea _ 159

9 Signal Generator 1/1 SWEEP/FUNCTION GENERATOR Wide Frequency Range(0.004Hz~4MHz) Trigger/Gate Mode LOG/LIN. Sweep Mode DC Offset Control & VCG Input FG-1880B Frequency Range : 0.004Hz~4MHz(7 Ranges) Waveform :,,, and TTL Pulse Operation Mode : Continuous, Trigger/Gate, Manual Sweep» Mode : Linear, Logarithmic» Width : (LIN.) 3-decade Max. (LOG.) 4-decade Max.» Time : 30ms~60s» Output : 4Vp-p(Impedance : 600Ω) Manual : Single Wave Output Output» 20Vp-p(at 10Vp-p 50Ω)» LO Output : -20dB DC Offset : ±10V(at ±5V 50Ω) TTL Sync Output» TTL Pulse(50% Duty Cycle)» 20 TTL Load VCG Input» Voltage Controlled Generator(0~4V)» LIN. Mode : 1:1000» LOG. Mode : 1:10000 Operating Temperature : 0~40 C, Below 85% R.H. Input Voltage : AC 220V, 50/60Hz Dimension : 285(W)x105(H)x270(D)mm Weight : 2.5kg Output Cord : 1ea AC Power Cord : 1ea Instruction Manual : 1ea 160 _ ED Co.,Ltd.

10 Signal Generator 1/1 COLOR PATTERN GENERATOR 11 Test Patterns(4 Resolution Patterns, 7 Color Patterns) RF-Output(CH-3/CH-4 USA Channel) Composite Video Output CG-1508 Linearity of Horizontal & Vertical Linearity of Video Amp Phase and Amplitude characteristics of color signal band Type of Patterns» CROSS HATCH, CENTER CROSS, DOT, RASTER(Red, Green, Blue, White), COLOR (IQW / CHROMA / LUMINANCE) Cross Hatch» 21(Vertical) x 16(Horizontal) Dot» 20(Vertical) x 15(Horizontal) Raster» Red, Blue, Green, White Synchronization» Horizontal : kHz, Vertical : 59.95/60.05Hz» Scanning : Interlace Progressive Selectable RF Output» CH- (61.25MHz) and CH-4(67.25MHz), USA Channel» Output Level : 10mVrms(at No Load)» Impedance : 75Ω Video Modulation : Negative Video Output» Fixed : 1Vp-p, Variable : 0~1.5Vp-p(at 75ΩLoad) Subcarrier» MHz 100Hz, Output : 1Vp-p Input Voltage : AC 220V, 50/60Hz Dimension : 255(W) x 100(H) x 280(D)mm Weight : 1.9kg Output Cord : 1ea AC Cord : 1ea Operating Manual : 1ea _ 161

11 Signal Generator 1/1 SWEEP/MARKER GENERATOR Sweep Frequency : 2~310MHz [1-Band] Market Frequency : 2~260MHz [4-Band] 4 digits LED Disply Buit-in Automatic Level Contral (ALC) Circuts SM-1310 SWEEP CHARACTERISTICS» Frequenncy Range : 2~310MHz(1-band Continuous Variable)» Sweep Frequency Width : 20MHz(Max.)» Sweep Circuit : Variable Capacitance Diode Circuit» Sweep Speed : 16.6/20ms(Power Frequency)» Output Voltage : 100mVrms» Output Impedance : 75Ω Unbalanced» Linearity : Better than 5%» Output Attenuation : 10dB, 20dB, (Add Switch) and 0~10dVB Vatiable MARKER CHARACTERISTICS» Frequency Range : 2~260MHz(4 Bands) A-Band : 2~6MHz B-Band : 6~20MHz C-Band : 20~70MHz D-Band : 70~260MHz(2nd Harmonics)» Accuracy & Display : ±0.01%±1 Count, 4 digits» Intenal Modulation : 1kHz(AM) GENERAL CHARACTERISTICS Operating Temperature : 0~45 C, Below 85% R.H. Input Voltage : AC 220V, 50/60Hz Dimension : 320(W) x 145(H) x 320(D)mm Weight : 4.9kg BNC-BNC Cord : 2ea BNC-Clip Cord : 2ea AC Power Cord : 1ea Instruction Manual : 1ea 162 _ ED Co.,Ltd.

12 Multi Function 1/3 COMBO TESTER Function Generator : 100mHz~10MHz, 4 Digits LED-display, Internal Sweep Function Frequency Counter : 0Hz~100MHz, 8 Digits LED-display DMM : 4 digits, AC ±0.5%/DC ±0.05% Basic Accuracy DC Power Supply : 0~25V 1A Dual Output, 4 Digits LED-display ED-4770 Function Generator <10 MHz Function Generator> General Features» 100mHz~10MHz Function Generator» Sine, Triangle, Square Generation Function» DC-offset» Internal Sweep» 4 Digit LED-display Frequency Range : 100mHz~10MHz Waveform : Sine, Square, Triangle wave Sine Wave Distortion» 100mHz~100kHz : 0.5%» 100kHz~500kHz : 1.5%» 500kHz~10MHz : 3% Output Voltage Characteristics» Output Voltage : Max 10Vp-p(50Ω)» Max 20Vp-p(Open)» Impedance : 50Ω ±5% Attenuator» 2 Steps : 20dB ±0.2dB» Variable : 0 to 20dB Square Wave Risetime» typ. 15nS(10 to 90 %) Frequency Accuracy» Up to 10Hz ±(1%+3 Digit)» 10Hz~10MHz ±(10x10E-5+3 Digit) DC Offset Range» Max ±2.5V(50Ω) Internal Sweep» Sweep Speed : 20ms to 5s» Sweep Range 1:100 Amplitude Flatness» 100mHz to 2MHz : Max ±0.5dB» 2MHz to 10MHz : Max ±1dB _ 163

13 2/3 COMBO TESTER ED-4770 Frequency Counter <100 MHz Frequency Counter> General Features» 0 Hz~100 MHz Frequency Counter» Time Interval, Period Measurement» 8 Digit LED-display» 3 Selectable Gate Times Display : 8 digits Frequency Range» 0Hz~100MHz(DC Coupled)» 10Hz~100MHz(AC Coupled) Sensitivity : 60mV(1Hz~100MHz Sine Wave) Input Impedance : 1MΩ(Approx.) Max. Input Voltage : 250V(DC+AC peak) Digital Multimeter Time Base Stability» Accuracy : ±1ppm» Aging Rate : ±2.5ppm/year Attenuation : x1, x20(switch Selectable) Period» Range : 10000sec to 66.6ns» Resolution : ±1 or 2 LSD Gate Time : Range : 10s, 1s, 0.1s(3steps) Time Interval» LSD : 100ns to 100ps» Resolution : 1 or 2 LSD General Features» 4 Digits Digital Multimeter» Beeper Function» AC ±0.5% Basic Accuracy» DC ±0.05% Basic Accuracy Measurement Function» DC : Voltage/Current» AC : Voltage/Current» Resistor Measurement» Beeper Measurement DC Voltage Measurement Range Resolution Accuracy Impedance 2V 100µV 20V 1mV ±(0.2%o.v % o.r) 10MΩ 200V 10mV (Approx.) 1000V 100mV ±(0.5%o.v % o.r) AC Voltage Measurement Range Resolution Accuracy Impedance 2V 100µV Form 40Hz to 10kHz 20V 1mV ±(0.5%o.v %o.r) 10MΩ 200V 10mV Form 40Hz to 100Hz (Approx.) 750V 100mV ±(1%o.v %o.r) Crest Factor : up to 7 DC Current Measurement Range Resolution Accuracy Protection 2mA 100nA 20mA 1µA ±(0.2%o.v %o.r) 200mA 10µA Fuse(2A) 2000mA 100µA 10A 1mA ±(0.3%o.v %o.r) Not AC Current Measurement Range Resolution Accuracy Protection 2mA 100nA 20mA 1µA Form 40Hz to 400Hz Fuse(2A) 200mA 10µA ±(0.7%o.v %o.r) 2000mA 100µA Form 40Hz to 400Hz 10A 1mA ±(1%o.v %o.r) Not Resistor Measurement Range Resolution Accuracy Max. Input 2kΩ 100mΩ 20kΩ 1Ω ±(0.1%o.v %o.r) 500V DC 200kΩ 10Ω +50 mω) or 2MΩ 100Ω 500V AC 20MΩ 1kΩ ±(0.2%o.v %o.r) Peak 164 _ ED Co.,Ltd.

14 3/3 COMBO TESTER ED-4770 DC Power Supply <25V,1A(Dual) Output DC Power Supply> General Features» 0~25V,1A Dual Output» High Stability, Low Ripple» Current Limit Function Output Voltage : 0~25V(Dual Variable Output) Output Current : 0~1A(Dual Variable Output) Ripple And Noise : < 1mV Resolution» Line : 2.5mV below» Load : 0.05% below Resolution» Voltage : 100mV(Digital Volt-meter)» Current : 1mA(Digital Ampere-meter) Transient Recovery Time» Below 80µs Indicator» 4digits Digital Meter Current Limit» 10mA to 1000mA GENERAL CHARACTERISTICS Input Voltage : 220V AC ±10%, 50/60Hz Dimensions : 293(w) x 92(H) x 388(D)mm Weight : 5.4kg Test Lead : 1ea Banana Cord : 2ea BNC-BNC Cable : 2ea AC Power Cord : 1ea Instruction Manual : 1ea _ 165

15 Spectrum Analyzer 6.2GHz SPECTRUM ANALYZER New PSA-6000 The Model PSA-6000 Spectrum Analyzer is a fully synthesized RF Spectrum Analyzer featuring simple user controls which allow the novice or the seasoned expert to use the PSA-6000 right out of box. The PSA-6000 provides you with a powerful RF test and measurement tool for CDMA and WCDMA RF systems, broadcast RF systems, ISM Band, Wireless LAN applications, EMI/EMC. The features include 6.4 color display, centronics printer, internal memory, USB host, built in CDMA measurement(acp, Channel Power and Occupied Bandwidth). The PSA-6000 Spectrum Analyzer gives educational institutions, mobile and communication system manufactures and RF product service centers a quality RF test instrument at an unbelievably affordable price. 1/3 > FEATURES High-performance Digital Synthesizer Method Wide Frequency Coverage : 9kHz~6.2GHz Superior Resolution : Minimum 1Hz Compact & Portable Size Wide Input Dynamic Range : -105~20dBm Ease-of-use Key Buttons CDMA Measurement : ACPR, ACLR, OCBW, Channel Power Various and Convenient Interfaces : USB, LAN 0.5 ppm High Precision Reference Various and Convenient Interfaces Auto Set Function GPIB(Option), LAN(Option), RS-232C, Printer, EXT Trigger REF I/O(10 MHz) Automatically displays and sets maximum signal trace Remote Control Function Remote controls the analyzer and manages data thru PC or Internet Save/Recall Function Saves and manages measurement trace and its state in the internal memory 166 _ ED Co.,Ltd.

16 2/3 6.2GHz SPECTRUM ANALYZER PSA Adjacent Channel throughout the mobile communication system using multi-channel High Definition 640x480 Color TFT LCD High definition color TFT LCD enables high precision measurement and natural data display. 2. Simple and Easy to use KEY Keys are allocated for user s conveniences so that users can be easily familiar with them. And they Provide various functions. 3. CDMA Measurement Channel Power(CHP) Measurement : The PSA-6000 model provides power measurement functions for mobile communication and simple menus. Measured values are automatically displayed at the bottom of trace. OBW Measurement : Measures the Occupied Bandwith(OBW) of modulation signal in the unit of %. ACP Measurement : Measures the influence of transmitted power on the Adjacent Channel, or the ratio of power to the 4. USB Interface Can store measured data into the USB Memory through its builtin USB Host that supports USB 1.1 and USB 2.0(GIF Format). Can convert measured data to MS Excel as it also supports the CSV file format. Supports Nearly all types of printers such as Centronics printer and USB interface printer. Firmware can be upgraded through USB by clicking on our website, 5. Large Internal Memory Space Waveform : Stores Maximum 900 waveforms State : Stores Maximum 3,000 states Easily stores/calls waveforms and states of the equipment based on various types of application and usage Frequency» Range : 9kHz to 6.2GHz» Resolution : Minimum 1Hz» Span Range 100Hz/div to 600MHz/div 1,2,5Steps Selection(Automatic), ZERO Span, FULL Span (9kHz to 6.2GHz)» Frequency Selection : Start, Stop, Center Span Setup» Span Accuracy : ±3% of the Indicated Span Width» Readout Accuracy : ±(Indicated Frequencyxreference Frequency Accuracy+Span x Span Accuracy+50% of RBW)» Phase Noise : khz offset Amplitude» Range : +20dBm~-105dBm» Average Noise Level(1 khz RBW, 10Hz VBW) -105dBm : 150kHz~2.7GHz -100dBm : 2.7GHz~6.2GHz» Amplitude Unit : dbm, dbmv, dbµv, V, mv, µv, W, mw, µw» Display Scale Linearity ±1.5dB/70dB(10dB/div), ±1.5dB/40dB(5dB/div) ±0.5dB/8dB(1dB/div), ±0.5dB/16dB(2dB/div)» Frequency Response(based on 0dB Atten) -3.5~1.5dB(100kHz~10MHz) ±1.5dB(10MHz~6.2GHz)» Reference Level Range : 20dBm~-90dBm Resolution : 0.1dB Accuracy : ±1.5dB _ 167

17 3/3 6.2GHz SPECTRUM ANALYZER PSA-6000» 2nd Harmonic Distortion : -60dBc, -40dBm input» Intermodulation Distortion : -70dBc, -40dBm Input» Residual Spurious : -85dBm(Input terminated, 0dB attenuation)» Other Input Spurious : -60dBc, -30dBm Input» Resolution Bandwidth Selection : 1kHz, 3kHz, 10kHz, 30kHz, 100kHz, 300kHz, 1MHz, 3MHz, 9kHz, 120kHz Accuracy : ±20% Selectivity : 60dB/3dB Ratio < 15:1 60dB/6dB Ratio < 12:1(9kHz, 120kHz) Switching Error : ±1.0dB(1 khz Reference RBW)» Video Bandwidth : 10Hz to 3MHz in Step Sweep» Rate : 100 ms to 1000 Sec, 40 ms to 1000 Sec(Zero Span)» Accuracy : ±20%» Trigger Source : External(rear), Video, Freerun, Line» Trigger Modes : Continuous, Single» Trigger Level : TTL level Screen Display» Type : 6.4 Color TFT LCD» Display Resolution : 640(H) x 480(V) active display area» Marker Mode Peak Search, Delta Marker, Marker to Center Marker to Reference(8 Markers Maximum) Input» RF Input Connector : N type Female, 50 ohm Nominal» VSWR 150kHz~3.0GHz : VSWR < 1.5:1(based on 0 dbm Ref Level) 3.0GHz~6.2GHz : VSWR < 2:1(based on 0 dbm Ref Level), Typical < 1.5:1» Maximum Input Level : 50 VDC, +20dBm Memory» Trace Storage : Maximum 900 waveforms» Setup Storage : Maximum 3000 states Standard(10MHz, Ref.)» Temperature Stability : ± 0.5ppm» Aging : ± 0.5ppm/Year» Connector : BNC Female» Input Level : -5dBm to +15dBm» Output Level : 10MHz, +8dBm Nominal Interface» RS-232C : Null Modem for Remote Control» Printer Driver : PCL Command, HP, EPSON, Laser-Jet, Desk-Jet Connector : Standard 25 Pin female D-Sub using parallel connector» USB Host Printer Drive : PCL Command, HP, EPSON, Laser-Jet, Desk-Jet USB Storage Device : Supports 1.1 and 2.0, image file for storage, GIF format» Ethernet(Option) 10-Base-T Ethernet : Supports Internet remote control» GPIB Interface(Option) : IEEE 488 bus GENERAL CHARACTERISTICS» Dimension : 350(W) x 195(H) x 375(D)mm» Weight : 10kg» Warming up Time : 20 minutes for the precision measurement» Power Source Voltage and Frequency : 100~240 VAC at 50/60Hz Power Consumption : 80 Watts maximum without options» Operating Temperature : 0 C to 40 C» Storage Temperature : -20 C to 70 C» RF Emissions, Immunity RF Emissions : EN 55011, FCC PART15 Section RF Immunity : EN OPTIONS GPIB Interface(IEEE 488 Bus) Ethernet Interface : for Internet Remote Control Soft Carrying Case General Kit Set CATV Kit Set 168 _ ED Co.,Ltd.

18 Spectrum Analyzer 1/3 3GHz SPECTRUM ANALYZER PSA-3000 PSA-3000 is digital synthesizer method Spectrum Analyzer of wide-band frequency and dynamic range. It is popular spectrum analyzer widely applicable to the mobile telecommunications(cdma/wcdma), RF system, broadcastings, EMI/EMC and so on. It provides various state of the art functions like 6.4 inch Color TFT LCD, Centronics Printer, USB Host for data storage, CDMA measuring functions(acp, Channel Power, Occupied Bandwidth) with its reasonable prices. It can be used for education authorities for mobile telecommunications and RF, production lines for terminal and telecom equipment as well as for maintenance purposes. > FEATURES High-performance Digital Synthesizer Method Wide Frequency Coverage : 9kHz~3.0GHz Superior Resolution : Minimum 1 Hz Compact & Portable Size Pre Amp as Standard Wide Input Dynamic Range : -130~20dBm Ease-of-use Key Buttons CDMA Measurement : ACPR, ACLR, OCBW, Channel Power Various and Convenient Interfaces : USB, LAN 0.5 ppm High Precision Reference Various and Convenient Interfaces Auto Set Function GPIB(Option), LAN(Option), RS-232C, Printer, EXT Trigger REF I/O(10 MHz) Automatically displays and sets maximum signal trace Remote Control Function Remote Controls the Analyzer and Manages Fata Thru PC or Internet Save/Recall Function Saves and Manages Measurement trace and its State in the Internal Memory _ 169

19 2/3 3GHz SPECTRUM ANALYZER PSA ACP Measurement : It measures the effects on Adjacent Channel caused by transmitted power or the power rates with Adjacent Channel in Mobile Telecommunication Systems using multi channels. It checks all measured values and waveforms on one screen High Definition 640 x 480 Color TFT LCD With its high definition color TFT LCD, users rarely feel fatigues on their eyes even after long-hours of use. It provides high precision measurement as well as natural data output 2. Simple and Easy to use KEY Keys are allocated for user s conveniences so that users can be easily familiar with them. And they provide various functions. 3. CDMA Measurement Channel Power(CHP) Measurement : It measures the power of mobile telecommunications channel. It screens out the output data automatically with its simple menu operation. OBW Measurement : It measures the Occupied bandwidth of modulation signal by %. 4. USB Interface Stores measured data in USB memory with USB Host supporting USB 1.1, 2.0(GIF Format) Converts measured data into MS Excel by supporting CSV file format Supports all types of printer not only Centronics printer but USB Interface printer Upgrade the Firmware of Analyzer through USB by downloading the upgraded firmware provided in ED company s Website. 5. Internal Memory of Large Storage Capacity Storage Capacity for Waveforms : Maximum 900 waveforms Storage Capacity for States : Maximum 3,000 states Easily stores waveforms and states of equipments according to the various application and use 6. CDMA Signal Generator(Option) CDMA Signal Generator(CDMA 2000; Pilot Channel, WCDMA; 1 CPICH) has not only built-in CW Signal but also digital internal modulation signal and IQ Modulator. It can be used as a strong signal generator in Overall CDMA application such as module, element test, amplifier test and A/S field. Frequency» Range : 9kHz to 3.0GHz» Resolution : Minimum 1Hz» Span Range 100Hz/div to 300MHz/div 1,2,5Steps Selection(Automatic), ZERO Span, FULL Span(9kHz to 3.0GHz)» Frequency Selection : Start, Stop, Center Span Setup» Span Accuracy : ±3% within a designated Span range» Readout Accuracy : ± (Indicated frequency x Reference Frequency Accuracy + Span x Span Accuracy + 50% of RBW)» Phase Noise : -90dBc/Hz(Based on 10kHz Offset) Amplitude» Range : +20dBm~-105dBm, +20dBm~-130dBm (Pre Amp ON)» Average Noise Level(1kHz RBW, 10Hz VBW) -105dBm : 150kHz~2.7GHz 170 _ ED Co.,Ltd.

20 3/3 3GHz SPECTRUM ANALYZER PSA dBm(Pre Amp On) : 20MHz~2.7GHz -100dBm, -123dBm(Pre Amp On) : 2.7GHz~3GHz -130dBm(Pre Amp On) : Typically» Amplitude Unit : dbm, dbmv, dbµv, V, mv, µv, W, mw, µw» Display Scale Linearity ±1.5dB/70dB(10dB/div), ±1.5dB/40dB(5dB/div) ±0.5dB/8dB(1dB/div), ±0.5dB/16dB(2dB/div)» Frequency Response(Based on OdB Atten) -3.5~1.5dB(100kHz~10MHz) ±1.5dB(10MHz~3GHz)» Reference Level Range : 20dBm~-90dBm Resolution : 0.1dB Accuracy : +/-1.5dB» 2nd Harmonic Distortion : -60dBc, -40dBm Input» Intermodulation Distortion : -70dBc, -40dBm Input» Residual Spurious : -85dBm(Input Terminated 0 db Attenuate)» Other Input Spurious : -60dBc, -30dBm Input» Resolution Bandwidth Selections : 1kHz, 3kHz, 10kHz, 30kHz, 100kHz, 300kHz, 1MHz, 3MHz, 9kHz, 120kHz Accuracy : ±20% Selectivity 60dB/3dB ratio < 15:1 60dB/6dB ratio < 12:1(9kHz, 120kHz) Switching Error : ±1.0dB(1kHz Reference RBW)» Video Bandwidth : 10Hz to 3MHz in step Sweep» Rate : 100 ms to 1000 sec, 40 ms to 1000 sec(zero Span)» Accuracy : ±20%» Trigger Source : External(Rear), Video, Freerun, Line» Trigger Modes : Continuous, Single» Trigger Level : TTL Level Memory» Trace Setup Storage Trace Storage : Maximum 900 waveforms Setup Storage : Maximum 3000 states Screen Display» Type : 6.4 Color TFT LCD» Display Resolution : 640(H) x 480(V) active display area» Marker Modes Peak search, Delta marker, Marker to Center Marker to Reference(8 Markers Maximum) Input» RF Input Connector : N type Female, 50 ohm Nominal» VSWR 150 khz~3.0 GHz, VSWR<1.5:1(Based on 0 dbm Ref Level)» Maximum Input Level : 50 VDC, +20dBm Standard Frequency(10MHz, Ref.)» Temperature Stability : ±0.5 ppm» Aging : ±0.5 ppm/year» Connector : BNC Female» Input Level : -5dBm to +15dBm» Output Level : 10MHz, +8dBm nominal Interface» RS-232C» Printer Driver : PCL Command, HP, EPSON, Laser-Jet, Desk-Jet Connector : Standard 25 Pin female D-Sub using Parallel Connector» USB Host Printer Driver : PCL Command, HP, EPSON, Laser-Jet, Desk-Jet USB Storage Device : Supports 1.1 and 2.0, image file for storage, GIF format» Ethernet(Option) 10-Base-T Ethernet : Supports Internet Remote Control» GPIB Interface(Option) : IEEE 488 bus GENERAL CHARACTERISTICS» Dimensions : 350(W) x 195(H) x 375(D)mm» Weight : 10 kg» Warming up time : 20 minutes for the precision measurement» Power Source Voltage and Frequency : VAC at 50/60Hz Power Consumption : 80 Watts maximum without options» Operating Tempcerature : 0 C to 40 C» Storage Tempcerature : -20 C to 70 C» RF Emissions, Immunity RF Emissions : EN 55011, FCC PART15 Section » RF Immunity : EN OPTIONS Tracking Generator CDMA(CDMA2000, WCDMA) Signal Generator GPIB Interface(IEEE 488 Bus) Ethernet Interface : for Internet Remote Control Soft Carrying Case General Kit Set CATV Kit Set Return Loss Bridge Kit Set _ 171

21 Spectrum Analyzer RF SYSTEM DESIGN KIT Signal Generator including Local OSC function Active/passive modules comprising the RF System Design kit Transmitter/Receiver for mobile communication New 1/4 RF SYS-3000 > EXPERIMENTS How to Use Spectrum Analyzer / Scalar Network Analyzer» Usage of Spectrum Analyzer / Scalar Network Analyzer which is the basis of RF measurement, along with calibration procedures Passive Module (Element)» Attenuator, Monolithic Filter(LPF, HPF, BPF), Microstrip Filter(BPF, LPF), SAW Filter(RF, IF), Duplexer, Combiner / Divider, Antenna, Coupler, Detector(Log Amp, Schottky Diode) RF MMIC Module (Element)» RF Switch, Relay Switch, RF Digital Step Attenuator, Voltage Variable Attenuator Frequency Conversion» Understanding of frequency conversion through performing experiments on Mixer and MMIC Mixer, mathematical frequency conversion and actual differences in frequency conversion through the Mixer element Local OSC, PLL Synthesizer» Design of OSC, VCO and Reference(VCXO, TCXO, VCTCXO, OCXO) PLL Synthesizer Amplifier» Understanding and performance verification of Gain Block Amp, Low Noise Amp and Power Amp Direct Digital Synthesizer (DDS)» Various applications of DDS, a precision digital element Frequency Doubler / Divider» Verification of the Frequency Doubler / Divider characteristics for RF System and Local OSC expansion Tx DAC, Baseband LPF, IQ Modulator, IQ Demodulator, Transmitter / Receiver» Conversion of Analog Baseband from the Digital Baseband, IF or RF conversion at the Baseband, QPSK using the Modulator and characteristics of RF Transmitter in digital communications ; and verification of each performance through Spectrum Analyzer Up/Down Converter, Small-size Repeater, Signal Generator» Basic principles and design applications of Up/Down Converter, Small-size Repeater and Signal Generator in the system block RF System Parameter» System performance testing and verification on Noise Figure, Noise Floor, Harmonic, Inter Modulation, P1dB, IP3, Insertion Loss, Isolation, VSWR, S-Parameter, Frequency Accuracy, Amplitude Accuracy, Linear Scale_dB Scale,Phase Noise, Phase Linearity CDMA, WCDMA Modulator / Demodulator» Analog base band at digital signals, CDMA through IQ modulation and creation processes of WCDMA signal; and CDMA and WCDMA demodulation processes and theories through IQ demodulation Waveform Generator» Understanding of the Waveform Generator(Function Generator) that generates CW Sine, Triangle Wave and Square Wave 172 _ ED Co.,Ltd.

22 2/4 RF SYSTEM DESIGN KIT RF SYS-3000 > CONFIGURATION RF System Design Kit PSA-3000+Tracking Generator(Option) Operation Manual Accessories» SMA(m)~SMA(m), 1meter : 2ea» SMA(m)~SMA(m), 30cm : 4ea» 800MHz ANT : 2ea Test Module/System Module Kit Performance Test for Module/System Composed of Module/System used in industrial sites Includes Local OSC, a function of Signal Generator Active/Passive module to comprise the system Transmitter/Receiver for mobile communication Spectrum Analyzer(PSA-3000)+Tracking Generator Performance Test for Module/System Capability of Scalar Network Analyzer with Tracking Generator High Performance Digital Synthesizer mode» Frequency Rance : 9KHz~3GHz» Amplitude Rance : -130dBm~20dBm 1. PLL Synthesizer Frequency Range : 700~1600MHz Output Power : Above 7dBm(Max 17dBm) Phase Noise : < 10kHz Offset 10 MHz Ref TCXO Frequency : 10MHz Temperature Stability : ±2ppm Aging : ±2ppm/Year 3. Direct Digital Synthesizer Frequency Range : 1~120MHz Frequency Resolution : 1Hz Output Power : 5~-10dBm(±2dB) Output Type : TTL or CW Modulation : FM, AM, PM, FSK, PSK, ASK 4. Frequency Up Converter Intermediate Frequency : 70 ±5MHz Input Power Level : Below -10dBm RF Output Frequency : 880 ± 10MHz RF Output Level(-10dBm Input) : 6.8dBm(±1dB) System Gain : 16 ± 1dB PLL Module Frequency : 800~820MHz Output Power : 3dBm 5. Frequency Down Converter RF Input Frequency : 880 ± 10MHz RF Input P1dB : -6dBm System Gain : 19dB IF Output Frequency : 70 ± 5MHz 2. CDMA Transmitter(Including IQ Modulator) Frequency Range : 870~890MHz(Step 1MHz) Modulation : CDMA 2000 : Pilot Channel, WCDMA : CPICH Output Power : -12dBm~-27dBm(1dB Step) Modulation Quality(Rho, EVM) : > Frequency Divider Input Frequency : 700~1600MHz Input Power : -12~12dBm Output Frequency» Input Frequency/2» Input Frequency/4 _ 173

23 3/4 RF SYSTEM DESIGN KIT RF SYS Detector Frequency : DC~440MHz Slope : +24mV/dB Dynamic Range : 95dB 8. Pin Diode Switch Frequency Range : 300kHz~3GHz Insertion Loss : 4dB(@ 1GHz) Isolation : 20dB or above» Gain : Max 14dB(Typical 10dB)» P1dB : 17dBm, OIP3 : 35dBm, NF : 0.9dB Amp3» Frequency Range : DC~7GHz, Gain : Max 22dB, P1dB : 9dBm, OIP3 : 22 dbm, NF : 4.9dB 11. Waveform Generator Frequency : 1Hz~1MHz Waveform : CW Sine, Triangle Wave, Rectangular Wave 9. Mixer RMS-30» LO/RF Frequency : 200MHz~3GHz» IF Frequency : DC~1GHz» LO Power : 7dBm or above» Conversion Loss : Max 9.8dB Short Key Diode Mixer - HSMS282R» LO/RF Frequency : 700MHz~1.2GHz» IF Frequency : 10~130MHz» Conversion Loss : Max 14dB 10. Gain Block Amp Amp 1» Frequency Range : 250~4000MHz» Gain : Max 13.5dB(Typical 10dB)» P1dB : 22dBm, OIP3 : 41dBm, NF : 3dB Amp2» Frequency Range : 700~1000MHz 12. VCO Frequency Range : 630~950MHz Output Power Level : -10~-6dBm 13. Voltage Variable Attenuator Frequency Range : 100kHz~3MHz Insertion Loss : Max 4.5dB Attenuator Range : 30dB Attenuation Control Voltage : 0~2.4V 14. CDMA Receiver(Including IQ Demodulator) RF Input Frequency : 880 ± 10MHz Input Power : -12~-35dBm Output Signal : Baseband Analog I, Q 15. Digital Step Attenuator Frequency Range : 9kHz~3GHz Attenuation Step : 1dB(Total 31dB Range) 16. Passive Attenuator Type : Pi, T Type Attenuation : 3dB(@ 500MHz), 5dB(@ 500MHz), 10 ± 1dB 17. LC Filter LPF : Butterworth, Chebyshev HPF : Butterworth, Chebyshev BPF : Butterworth, Chebyshev 18. SAW Filter Frequency : 70MHz, 836.5MHz, 881.5MHz 19. Duplexer Duplexer 1» Frequency : RX ± 12.5MHz, TX ± 12.5MHz» Insertion Loss : 4dB Duplexer 2» Frequency : RX 1765 ± 12.5MHz, TX 1855 ± 12.5MHz» Insertion Loss : Typical 4dB(Max 9dB) 174 _ ED Co.,Ltd.

24 4/4 RF SYSTEM DESIGN KIT RF SYS DR Filter Frequency : 800MHz, 1100MHz Elliptic Type LPF : -3dB BW ; 2GHz Stub Type LPF : -3dB BW ; 1.85GHz 21. Power Combiner/Divider Wilkinson Combiner/Divider» Frequency : 2.1~2.7GHz» Loss : 4.5dB» Isolation : 10dB or above TCP-2-25» Frequency : 200~2500MHz» Loss : Max 6dB» Isolation : 15dB 22. Microstrip Filter Edge Coupled Type BPF» Center Frequency : 1.65GHz» BW : 270MHz Hairpin Type BPF» Center Frequency : 1.7GHz» BW : 250MHz 23. Coupler Coupled Line Coupler» Frequency : 700~900MHz» Insertion Loss : 0.5dB» Coupling Value : Typical 20dB(Min 17dB) Coupled Line Coupler» Frequency : 1000~2400MHz» Insertion Loss : 1.5dB» Coupling Value : Typical 18dB Branch Line Coupler» Frequency : 1600~2000MHz» Insertion Loss : 5 db» Coupling Value : Typical 5dB» Phase : 90 GENERAL CHARACTERISTICS Dimension : 525(W) x 180(H) x 340(D)mm Weight : 7.4kg Power : 100~240VAC at 50/60 Hz Operating Temperature : 0 C~35 C Storage Temperature : -10 C~50 C SMA(m)~SMA(m), 1meter : 2ea SMA(m)~SMA(m), 30cm : 4ea 800MHz ANT : 2ea Experimental Manual : 1ea _ 175

25 Counter & Bridge UNIVERSAL COUNTER (3GHz/1.3GHz) Frequency : 0.1Hz~3GHz [FC-1300B], 0.1Hz~1.3GHz [FC-1130B] High stability built-in TCXO, Microprocessor [FC-1300B] High accuracy and sensitivity High resolution 8 digit 7 segment LED display Multi-functional measurement and self-check 1/1 FC-1300B FC-1130B Display : 8 Digits(7 Segment LED) Indicator : MHz, khz, µs, G.T(Gate Time), Hold Over, Trigger Frequency Measurements» Input A(Hi) : 10MHz~100MHz» Input B(Lo) : 0.1Hz~10MHz» Input C : 100MHz~1.3GHz(FC-1130B) 100MHz~3GHz(FC-1300B)» Accuracy : ±Time Base Error ±1 Count» Resolution : 0.1/1/10/100Hz(Input A-Low Mode) 1/10/100/1000Hz(Input A-High Mode)» Gate Time : 10/1/0.1/0.01s Period Measurement» 200ms~0.5µs(at INPUT A)» Accuracy : ± Time Base Error ±1 Count ± Input A Trigger Error» Resolution : 100ps/1ns/10ns/100ns Ratio Measurement» Input A : 10MHz~100MHz» Input B : 0.1MHz~10MHz» Accuracy : Input B Trigger Error (Input BxGate Time) ±1 Count» Resolution : ±Input B (Input A x Multiplier)» Multiplier : 1, 10, 100, 1000 Totality Count» DC~10MHz(at Input A)» Capacity : 0~ (Overflow)» Speed : 10 7 /s Max. Time Interval Measurement» 0.5µs~200ms» Accuracy : ± Time Base Error ± 1 Count ± Input A Trigger Error ± Multiplier» Resolution : 100ps/1ns/10ns/100ns» Multiplier : 1, 10, 100, 1000» Min. Pulse Width : 250ns Input Impedance» Input A, B : 1MΩ, 40pF» Input C : 50Ω Coupling» Input A, B : AC or DC» Input C : AC Low Pass Filter : 100kHz(Input A, B) Attenuator : x1 or x10(input A, B) Maximum Input» Input A, B : 250V(DC+AC Peak)» Input C : 3Vrms Sine Wave Self-check» 10MHz» Gate Time : 10/1/0.1/0.01s Base Signal Output» Open : 1Vp-p Min. at 1MΩ» 50Ω : 500mVp-p Min. Time Base Stability : 3x10-6 /week Operating Temperature» 0~40 C, Below 85% R.H.(Accuracy Specified at 25 C ±5 C ) Input Voltage : AC 100/120/220/240V±10%, 50/60Hz Dimension : 255(W) x 100(H) x 270(D)mm Weight : 1.9kg Input Cord : 1ea RS-232C Cable : 1ea AC Power Cord : 1ea Spare Fuse : 2ea Operation CD : 1ea Instruction Manual : 1ea 176 _ ED Co.,Ltd.

26 Counter & Bridge 1/1 WHEATSTONE BRIDGE High accuracy(0.2% accuracy) Special rotary switch in low contact resistance Standard resistor of low temperature coefficient Works as external voltmeter and external galvanometer BR-1600 Measuring Range : 1Ω~10MΩ(Effective 4 Digits) Decade Dials» Four : 1/10/100/1000Ω Steps Multiplier : x0.001, x0.01, x0.1, x1, x10, x100, x1000 Bridge» TC : 50 ppm/ C(at 5 C~35 C)» PR : 3W(5W Max.)» RT : 0.2% Accuracy» ±0.2%(100Ω~100kΩ Range)» ±0.5%(10Ω~100Ω, 100kΩ~1MΩ Range)» ±1%(1Ω~10Ω, 1MΩ~10MΩ Range) Meter Sensitivity : 1µA/div Operating Temperature : 0~40 C, 0~85% R.H. Input Voltage : 6V DC(4DM-6 Type battery in use) Dimension : 300(W) x 180(H) x 170(D)mm Weight : 4kg Output Cord : 1set Short Bar : 1ea Instruction Manual : 1ea Carring Bag : 1ea Battery(4DM-6type) : 1ea _ 177

27 Tester 1/1 DIGITAL IC TESTER Test mode and test results on the 16-character LCD Identification of unknown IC s and ability to display its name Wide range of IC s detection : TTL, CMOS Digital IC Test Pins : 14~28 pin package ED-470B Test Modes : NORMAL, SEARCH, AUTO, LOOP Types of Testing IC» More than 1600 Types of TTL/CMOS» TTL : 54/74, 55/75 Series» CMOS : 40/41/45 and 140/141/145(Motorola) Series Test Pins : 14~28 Pin Package Display : 16-Character Dot Matrix LCD Operating Keys» TTL/CMOS, AUTO, LOOP, GO, SEARCH, RESET, DELETE, <----, 0~9, and A~F Keys TTL IC Output Circuit» Open Collector, Totempole and Tri-state. Test Time : 10ms~100ms Alarm : Tone at Error Operating Temperature : 0~40 C, Below 85% R.H. Input Voltage : AC 220V, 50/60Hz Dimension : 300(W) x 80(H) x 225(D)mm Weight : 3.2kg AC Power Cord : 1ea Dust Cover : 1ea Instruction Manual : 1ea Search Mode TTL(CMOS) XXX OK : The IC under test matches one of the part in the ED-470B data base TTL(CMOS) XXX END : End of the search process UNIDENTIFIED : The IC under test is not identifiable by ED-470B Loop Test Mode 54/74XXXn n n n n n» Indicates the number of part tested for the given IC» The LOOP mode continues until an error occurs TTL Reference Table(Example) CMOS Reference Table(Example) SERIES 54/74 CIRCUIT DESCRIPTION SERIES 4000 CIRCUIT DESCRIPTION NO. LS ALS F S L STD H HC C HCT AS NO. A B HC UB 00 x x x x x x x x x x x 4000 x x x 01~ x~ x~ ~ ~ ~ 9001~ ~ ~ ~ ~ ~ 4001~ x~ x~ ~ x~ 178 _ ED Co.,Ltd.

28 Tester TRANSISTOR CHECKER & CURVE TRACER Semiconductor tester for polarity check and DC parameter measurement Automatically determines the polarity of transistor (NPN, PNP), FET(N-ch, P-ch) and diode 1/1 TCC-480B CURVE TRACER FUNCTION Selection Mode : Transistor, FET Sweep Voltage(Collector/Drain) : 10~100V(8 Ranges) Sweep Frequency : 100/120Hz(Power Frequency x 2) Current Limit» Signal Tr : 1000Ω(Low Level Device)» Power Tr : 100Ω(High Level Device) Bias Current(Transistor)» 10/20/50µA, 0.1/0.2/0.5/1/2mA» Accuracy : ±5% Bias Voltage(FET) : 0.1/0.2/0.5V(Accuracy : ±5%) External Bias : One Curve Display DC PARAMETER FUNCTION hfe Measurement» 0~100, 0~1000, 0~10000(3 Ranges)» Accuracy : ±20% ICEO and ILEAK» 0~100, 0~1000, 0~10000µA(3 Ranges)» Test Voltage : ±5V Max. VBE and VD» 0~3V DC» Measuring Current : 2mA Max. POLARITY CHECK FUNCTION Selection Mode : Diode, Transistor Indication & Distinction : Polarity, Base or Gate, NPN/PNP, GOOD/BAD Scanning Rate» 0.1 sec/test, Complete Scan : 1sec GENERAL CHARACTERISTICS Test Mode : Checker, Curve Tracer Operating Temperature : 0~40 C, Below 85% R.H. Input Voltage : AC 220V, 50/60Hz Dimension : 350(W) x 135(H) x 225(D)mm Weight : 3.9kg Scope Lead : 2ea 3-Terminal Clip Cable : 2ea AC Power Cord : 1ea Instruction Manual : 1ea _ 179

29 Tester 1/2 ADVANCED DIGITAL LCR METER 12Hz~100kHz measuring frequency High reliability and accuracy(0.02%) Indication of measured deviation values and deviation rate(%) Assignment of deviation ranges up to 14 classes GPIB & Handler Interface (Option) EDC-1630 > FUNCTIONS & S Measuring Function and Menu Selection Concept Menu Selection : The More Key can be used to choose 8 Menus, and the Mode is divided into Measure Mode and Special Mode from Here. Function Selection : 6 Function Keys can be used to select measuring functions. R Value Measurement Display Selection on Menu(Example) Resistance Value Measurement : Displays general R(resistance value) and the Resistor s Q(quality factor) values. Resistance Error(%)Measurement :» Displays error rate(%) of the measured value with respect to the optionally set NV(nominal value) reference value.» Displays error value with +/-mark. (Applicable also when L and C are measured)» Displays general L(inductance value) and L s Q(quality factor) BIN Numbers of the Measured Value : To distinguish accuracy, numbers are assigned for each error grade optionally set based on nominal value. This means that Bin 0 is treated as the minimum allowable error limit; Bin 1 through Bin 13 as those grades that can pass; While Bin 14 is treated as the maximum allowable error limit in which case a message Fail is displayed on the bottom of LCD. 180 _ ED Co.,Ltd.

30 2/2 ADVANCED DIGITAL LCR METER EDC-1630 L and C Measurement on Measurement Menu(Example) Inductance Measurement : Displays general L(inductance value) and L s Q (quality factor)value. Capacitance Measurement I : Displays general C(capacitance value) and R value contained in C. Capacitance Measurement II : Displays general C(capacitance value) and C s D (dissipation factor) value. Measurements» Inductance and Q» Capacitance and D» Resistance Display» 320x240 Graphic LCD with Back Light» Measuring Value : 5 Digits(LCR) and 4 Digits(D, Q)» % Error : %~99999%» Deviation : ~99999» BIN Number : Signal Output in Max. 14 Classes Measuring Frequency : 12Hz~100kHz Measuring Voltage : 5mV~1.275V Range : 4 Ranges(Automatic or Manual) Circuit Mode : Parallel, Series L Measurement : 0.01µH~99,999H C Measurement : 0.01pF~99,999µF R Measurement : 1mΩ~99,999KΩ Q(at L Measurement) : 0.001~1000 D(at C Measurement) : 0.001~1000 Accuracy» L : 0.02%(20µH~2000H)» C : 0.02%(10pF~1000µF)» R : 0.02%(10Ω~400kΩ)» Q : (1+ Q +Q 2 )» D : (1+ D +D 2 ) DC Bias(Ext.) : 60V/200mA Max. Operating Temperature : 0 C~50 C, Below 85% R.H. Input Voltage : AC 220V, 50/60Hz Dimension : 380(W) x 140(H) x 465(D)mm Weight : 7.9kg Test Clip(TC-1630) : 1ea AC Power Cord : 1ea Ground Cord : 1ea Instruction Manual : 1ea OPTIONS Test Fixture(TF-1630) GPIB & Handler Interface Board(IB ) GPIB/Handler Interface Board _ 181

31 Tester 1/2 DIGITAL LCR METER 0.2% accuracy and high reliability in LCR measurement High resolution by 5 digits(lcr measurement) indication Automatic indication of LCR and D,Q values Automatic distinction coupled with Comparator PC (Option) EDC-1620 Measurement» Inductance and Q» Capacitance and D» Resistance Display : 5 Digits(LCR), 4 Digits(D, Q) Frequency Selection : 1.02kHz±0.01%, 120Hz±0.01% Circuit Mode : Parallel, Series Range : 3 Ranges and Up/Down Auto Indicator L Measurement» 0.1µH~999.99H(at 1kHz), 1µH~9999.9H(at 120Hz) C Measurement» 0.1pF~999.99µF(at 1kHz), 1pF~9999.9µF(at 120Hz) R Measurement» 1mΩ~9.9999MΩ(at 1kHz)» 10mΩ~99.999MΩ(at 120Hz) Q(at L Measurement) : 0.01~999.9(AUTOMATIC) D(at C Measurement) : ~9.999(AUTOMATIC) Accuracy(L) : 0.2%(200µH~200H) Accuracy(C) : 0.2%(200pF~200µF) Accuracy(R) : 0.2%(2Ω~2MΩ) Accuracy(Q) : (1+Q)% Accuracy(D) : (1+D)% DC Bias(Ext.) : 45/0.45/0.0045mA(at Range 1, 2, and 3), 30V Max. Operating Temperature : 0~45 C, Below 80% R.H. Input Voltage : AC 220V 50/60Hz Dimension : 370(W) x 115(H) x 360(D)mm Weight : 6.6kg Test Clip(TC-1620) : 1ea AC Power Cord : 1ea Instruction Manual : 1ea OPTIONS Test Fixture(TF-1620) Presettable Comparator(PC ) Text Fixture TF-1620(Option) 182 _ ED Co.,Ltd.

32 2/2 DIGITAL LCR METER EDC-1620 PC PRESETTABLE COMPARATOR (OPTION) Input Voltage : Supplied from EDC-1620 Dimension : 365(W) x 50(H) x 225(D)mm Weight : 1.9kg Preset Range» L.C.R : 5 Digits(Upper and Lower Limit)» D.Q : 4 Digits(Upper and Lower Limit) Indicator» Lamp : GOOD, GO Alarm» Limit Over : Hi, Low Pc Cable : 1ea Inch Bolts(BH M3X4) : 4ea Instruction Manual : 1ea _ 183

33 Meter 1/1 DIGITAL MULTIMETER High-performance, 4 digits DMM db indication in ACV measurement ±0.05% basic accuracy (DV Voltage) Overload protection Data Hold function Continuity Beeper and Diode Check EDM-4750 Measurement Function» DC : Voltage/Current» AC : Voltage/Current» Resistance Measurement and Continuity Test DC Voltage Range Resolution Accuracy Impedance 200mV 10µV >100MΩ 2V 100µV 20V 1mV ±0.05%rdg+4dgt 10MΩ 200V 10mV (Approx.) 1000V 100mV ±0.1%rdg+6dgt AC Voltage Range Resolution Accuracy Impedance 200mV 10µV 2V 100µV 20V 1mV ±0.05%rdg+10dgt 10MΩ 200V 10mV (Approx.) 750V 100mV ±0.75%rdg+10dgt db Indiation(In AC Votage) Range Input Voltage dbm 600ΩRef. Accuracy 200mV 0.77mV~2mV -60~-52 2mV~200mV -52~-12 ±0.75dBm 2V 0.1V~2V -12~+8 20V 1V~20V +8~+28 ±0.5dBm 200V 10V~200V +28~ V 100V~750V +42~+60 Not spec d Operating Temperature : 0~40 C, Below 85% R.H. Input Voltage : AC 220V, 50/60Hz Dimensions : 255(W) x 100(H) x 280(D)mm Weight : 1.8kg DC Current Range Resolution Accuracy Protection 2mA 0.1µA 20mA 1µA ±0.3%rdg+3dgt 200mA 10µA Fuse(2A) 2000mA 100µA ±0.5%rdg+3dgt 20A 1mA Not specified Not AC Current Range Resolution Accuracy Protection 2mA 0.1µA 20mA 1µA ±0.75%rdg+9dgt 200mA 10µA Fuse(2A) 2000mA 100µA ±1%rdg+9dgt 20A 1mA Not specified Not Resistance Range Resolution Accuracy max. Input 200Ω 10mΩ 2kΩ 100mΩ ±0.2%rdg+4dgt 20kΩ 1Ω 500V DC 200kΩ 10Ω or 500V 2MΩ 0.1kΩ ±0.5%rdg+7dgt AC Peak 20MΩ 1kΩ ±0.75%rdg+7dgt Continuity Check : At 200Ω range Diode Test : At 2kΩ range Test Lead : 1ea AC Power Cord : 1ea Instruction Manual : 1ea 184 _ ED Co.,Ltd.

34 Meter PROGRAMMABLE DIGITAL MULTIMETER 4 digits DMM/Analog-bar display Compare function Relative offset function Max./Min. Hold function db level indication Overload protection 1/2 EDM-4760 Display : 4 Digits & Analog-bar Display Basic Accuracy(DC Voltage) : ±0.05% Voltage Measurement Range» DC : 200mV~1000V(5 Ranges)» AC : 200mV~750V(5 Ranges) Current Measurement Range» DC : 200µA~20A(6 Ranges)» AC : 200µA~20A(6 Ranges) Resistance Measurement Range» 200Ω~20MΩ(6 Ranges) DC Voltage Range Resolution Accuracy Impedance 200mV 10µV >100MΩ 2V 100µV 20V 1mV ±0.05%rdg+4dgt 10MΩ 200V 10mV (Approx.) 1000V 100mV ±0.1%rdg+6dgt AC Voltage Range Resolution Accuracy Impedance 200mV 10µV 2V 100µV ±0.05%rdg+4dgt 20V 1mV 10MΩ 200V 10mV (Approx.) 750V 100mV ±0.75%rdg+10dgt Frequency Measurement Range : 10Hz~1MHz dbm Indication : -60dBm~+60dBm(600Ω Ref) Other Measurement Functions» Compare, Relative, Max. -Hold, Min. -Hold Operating Temperature : 5~40 C, Below 80% R.H. Input Voltage : AC 220V, 50/60Hz Dimension : 255(W) x 100(H) x 280(D)mm Weight : 1.9kg DC Current Range Resolution Accuracy Protection 200µA 10nA 2mA 0.1µA ±0.3%rdg+4dgt 20mA 1µA Fuse(2A) 200mA 10µA 2000mA 100µA ±0.5%rdg+4dgt 20A 1mA Not specified Not AC Current Range Resolution Accuracy Protection 200µA 10nA 2mA 0.1µA 20mA 1µA ±0.75%rdg+9dgt Fuse(2A) 200mA 10µA 2000mA 100µA ±1%rdg+9dgt 20A 1mA Not specified Not _ 185

35 2/2 PROGRAMMABLE DIGITAL MULTIMETER EDM-4760 db Indiation(In AC Votage) Range Input Voltage dbm Accuracy 200mV 0.77mV~2mV -60~-52 2mV~200mV -52~-12 ±0.75dBm 2V 0.1V~2V -12~+8 20V 1V~20V +8~+28 ±0.5dBm 200V 10V~200V +28~ V 100V~750V +42~+60 Not spec d Resistance Range Resolution Accuracy Max. Input 200Ω 10mΩ 2kΩ 100mΩ ±0.2%rdg+4dgt 20kΩ 1Ω 500V DC 200kΩ 10Ω or 500V 2MΩ 0.1kΩ ±0.5%rdg+7dgt AC Peak 20MΩ 1kΩ ±0.75%rdg+7dgt Continuity Check : At 200Ω range Diode Test : At 2kΩ range Frequency Range Resolution Accuracy Sensitivity 2kHz 0.1Hz 20kHz 1Hz 200kHz 10Hz ±0.75%rdg+4dgt 100mVrms 1MHz 100Hz Test Lead : 1ea AC Power Cord : 1ea Instruction Manual : 1ea 186 _ ED Co.,Ltd.

36 Meter AC LEVEL METER Precision Taut-band meter Range selection by FET switch Output terminal of internal amplifier(60db) 1/1 LM-0102B LM-0202 LM-0102B (1-CH) LM-0202 (2-CH) SPEC. LM-0102B(One Channel) LM-0202(Two Channels) VOLTAGE Voltage Range 1mV~300V FS(12 Ranges) Same as LM-0102B Level Range -80dB~+50dB(0dB=1V) Same as LM-0102B -80dBm~+52dBm(0dBm=1mW, 600Ω) Accuracy ±3% FS(at 1kHz) Same as LM-0102B Frequency Response ±10%(5Hz~1MHz) Same as LM-0102B ±3%(20Hz~200kHz) Input Impedance 10MΩ ±5% Same as LM-0102B Parallel : about 45pF Residual Voltage Below 15µV(Input Short Circuit at 1mV Range) Same as LM-0102B Crosstalk - Below -80dB(Terminal Resistance : 600Ω) Channel Conversion - Below -50dB(Terminal Resistance : 600Ω) AMPLIFIER Circuit Gain About 60dB Same as LM-0102B Output Voltage 1Vrms FS ± 20% Same as LM-0102B Output Impedance 600Ω ± 20% Same as LM-0102B Frequency Response ±3dB(5Hz~500kHz) Same as LM-0102B Distortion Below 1%(FS) Same as LM-0102B S/N Ratio Over 40dB(FS) Same as LM-0102B AMPLIFIER Operating Temperature 0~45 C, Below 85% RH Same as LM-0102B Input Voltage AC 220V, 50/60Hz Same as LM-0102B Power Consumption About 3W About 5W Dimension 135(W) x 200(H) x 240(D)mm Same as LM-0102B Weight 2.7kg 3.5kg Test Lead : 1ea AC Power Cord : 1ea Instruction Manual : 1ea _ 187

37 Meter 1/1 DISTORTION METER Automatic tuning (0.1, 0.3, 1%) Distortion, S/N Ratio and Level Meter measurements Distortion measurement in the frequency range of 20Hz~20kHz DM-0402 DISTORTION» Basic Frequency Range : 20Hz~20kHz(3 ranges)» Distortion : 0~100%(7 ranges)» AUTOMATIC Nulling Range : 0.1, 0.3, 1% range» Measuring Accuracy : ±5% in FS (0.1~30% range)» Residual Distortion : Below 0.01%» Input Voltage : 1 / 3 / 10 / 30V(4 ranges)» Minimum Set Input : 360mV» Input Impedance : 100kΩ, Parallel : Below 80pF» Fundamental Rejection : Above 80dB S/N RATIO» S/N Range : 0 ~ -80dB» Input Level : 1 / 3 / 10 / 30V (4 ranges)» Input Impedance : 100kΩ, Parallel : Below 80pF LEVEL METER» Level Range : mv : 0.3 / 1 / 3 / 10 / 30 / 100mV(6 ranges) V : 0.3 / 1 / 3 / 10 / 30 / 100V(6 ranges)» Input Frequency : 20Hz~200kHz» Measuring Accuracy : ±5% FS» Input Impedance : 1MΩ, Parallel : about 50pF GENERAL CHARACTERISTICS High Pass Filter : 400Hz 12dB/oct Monitor Output : 1Vrms FS Operating Temperature : 0~40, Below 85% R.H. Input Voltage : AC 220V, 50/60Hz Dimension : 320(W) x 145(H) x 315(D)mm Weight : 4.4kg Input Cord : 1ea AC Power Cord : 1ea Instruction Manual : 1ea 188 _ ED Co.,Ltd.

38 Meter 1/1 POWER METER Small-size RF Power Meter with power sensor Ideal measurement of power transfer characteristics, I/P vs O/P Power 8 Character x 1 Line LCD with backlight PM-3001D Power Meter Power Sensor Cable AC Adapter Frequency Range : 0.01~12.4GHz Power Sensor : Diode Sensor Display : 8 Character x 1 Line LCD Power Reading Ranges» 0~99.9mW in 3 Ranges [XXX uw, X.XX mw, XX.X mw] Max. Safe Input Power : 200mW Peak Power Rating : 1W 1s Input Impedance : 50Ω Input VSWR(max)» 1.4 : 1 Input Connector : Type N Male Response Time : 0.1s Calibration Frequency : 10GHz(7GHz) Accuracy of Calibration : ±2% Frequency Flatness : ±0.5dB(Ref 7GHz) Power : 9V Alkaline Battery or AC Adapter Operating Temperature Range : 0 C~+40 C Dimension» Meter : 70(W) x 45(H) x 140(D)mm» Sensor : 30(W) x 25(H) x 85(D)mm Weight : 0.75kg(Meter+Sensor+Cable+AC Adapter) _ 189

39 Meter 1/1 SWR METER Accurately, Read SWR directly on the scale Operating frequency 1kHz with variable bandwidth 15~130Hz Calibration factor of output amplifier is 110dB with the o/p terminal on the rear panel Meter scale shows Square Law Characteristics using Crystal Detector SWR-3002 Sensitivity : 1V FS Noise : Below 7.5dB FS at Rated Sensitivity with input terminated 5000Ω Range : 70dB(10dB and 2dB step) Accuracy : ±0.05dB(10dB step) Input Impedance : 2500 to 1000Ω Optimum Source Impedance for Low Noise Input Frequency : 1000Hz, Adjustable 7% Bandwidth : 15 to 130Hz, Adjustable Amplifier Output : 0~0.3Vrms(NORM), 0~0.8Vrms(EXPAND) Meter Scale Tuned for Square-law Detectors Mechanism Taut-band Suspension Input Voltage : 220V, 50/60Hz Dimension : 325(W) x 285(H) x 220(D)mm Weight : 4kg 190 _ ED Co.,Ltd.

40 Components 1/1 RESISTANCE ATTENUATOR 600Ω Attenuator with wide frequency characteristics 3-decade dial and 20dB switch AT-121B Attenuation Range : 0~121dB Accuracy : ±0.2dB(at 1kHz) Resolution : 0.1dB Impedance : 600Ω(Input / Output) Frequency Response» DC~100kHz±0.2dB(at 0~70dB)» DC~ 50kHz±0.2dB(at 0~101dB)» DC~ 45kHz±0.2dB(at 0~121dB) Network : T-Type Unbalanced Dimensions : 240(W) x 85(H) x 140(D)mm Weight : 1.2kg _ 191

41 Components 1/1 DECADE INDUCTOR Suitable for LPF, HPF and BPF Design and Experiments Low Coefficient Characteristics Low Residual Inductance LU-310 Inductance Range» 100µH~100mH(LU-310A Model)» 1mH~1000mH(LU-310B Model) No. of Dials» 3 decade dials Accuracy» ±2%(at 100µH, 1mH step range)» ±1.5%(at 10mH or over step range) Current Limit» 70mA(at 100µH step range)» 20mA(at 1mH step range)» 5mA(at 10mH or Over step range) Residual Inductance» Below 0.8µH Temperature Coefficient» 0.03%/ Maximum Voltage» 150Vp-p Insulation Resistance» 500MΩ / 500V DC Operating Temperature» 5 ~40, Below 80% R.H. Dimension» 205(W) x 85(H) x 140(D)mm Weight» 1.5kg 192 _ ED Co.,Ltd.

42 Components 1/1 DECADE CAPACITOR Frequency characteristics diagnosis in the AF~HF range Suitable for LPF, HPF and BPF design and experiments Low residual capacity by the use of special BCD contact circuit CU-410 Capacitance Range» 100pF~1µF(CU-410A Model)» 1,000pF~10µF(CU-410B Model) No. of Dials» 4 decade dials Accuracy» ±2%+3pF(at 100pF step range)» ±1%+3pF(at over 1000pF range) Resonant Frequency» About 280kHz at 1µF» About 900kHz at 0.1µF» About 2.5MHz at 0.01µF» About 7.5MHz at 1,000pF Residual Capacitance» Below 30pF(CU-410A Model) Dissipation Factors» Above 1000pF : Max.(at 1kHz)» Below 1000pF : Max.(at 1kHz) Temperature Coefficient» <±120ppm/ Insulation Resistance» 2000MΩ Working Voltage (WV)» 150Vrms or 250V DC Operating Temperature» 5 ~40, Below 80% R.H. Dimensions» 235(W) x 85(H) x 140(D)mm Weight» 1.7kg _ 193

43 Components DECADE RESISTOR Low residual resistance by the rotary switch of low contact resistance Non-inductive power resistance of precision 1/1 RU-410 RU-610 Classification RU-410 (A~D) RU-610 (A~B) Resistor Range 0.1Ω~1kΩ (RU-410A Model) 0.1Ω~100kΩ (RU-610A Model) 1Ω~10kΩ (RU-410B Model) 1Ω~1MΩ (RU-610B Model) 10Ω~100kΩ (RU-410C Model) - 100Ω~1MΩ (RU-410D Model) - No. of Dials 4 decade dials 6 decade dials Accuracy ±2% (0.1Ω step range) ±3% (0.1Ω step range) ±1% (at 1/10Ω step range) ±1% (at 1/10Ω step range) ±0.5% (at 100Ω or above step range) ±0.5% (at 100Ω or over step range) Max. Input Voltage 5W/step (at 0.1/1/10/100Ω step range) Same as Left 3W/step (at 100Ω or above step range) Same as Left Temperature Coefficient 120 ppm/ C Same as Left Circuit Voltage Below 100Vp-p Same as Left Insulation Resistance 500MΩ / 500V DC Same as Left Operating Temperature 0 C~45 C, Below 85% R.H. Same as Left Dimension 260(W) x 85(H) x 125(D)mm 375(W) x 74(H) x 105(D)mm Weight 1.7kg 2.7kg 194 _ ED Co.,Ltd.