stahl-electronics.com

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1 stahl-electronics.com PRICE LIST APRIL MAY 2018 ( -version) countries outside EU : to info@stahl-electronics.com Equipment for Nanoscience, Precision experiments, Cryoelectronics Contents : Voltage Sources - ultra high precision page 1 - multichannel low voltage precision.... page 2 - high voltage & precision..... page 3 - Paul Trap trapping fields..... page High Voltage Switches, Rotating Wall drives..... page Cryogenic Electronics & Low Noise Amplifiers.... page 8 Miscellaneous page 9 10 Device - years warranty on all voltage sources, 3 years on amplifiers and switches - UM Series Ultra high precision voltage sources short term stability (rms) - 1µV resolution - 2 or 10 ppm absolute accuracy weeks Unipolar / bipolar versions, PC-controlled with galvanic isolation 3 ultra high precision channels (2 bit), resolution 1µV 10 auxiliary channels (1 bit) LabVIEW user surface with source code included UM 1-1 unipolar range -1V to 0V, secondary channels -3.V to 0V Version -LN, extremely low drift, see detailed specifications UM 1-1- LN switchable range -1V to 0V and 0V to +1V - other voltage ranges on request DC 1-10 ref Ultra stable reference voltage source ultra low temperature drift fixed voltages of 1 Volt and 10 V (other on request) exceptional short and long term stability - please refer to datasheet for further technical information - *Stated prices include university/research discount of 10% and do not include applicable VAT or other duties. Manufacturer: Stahl-Electronics Inh. Dr. Stefan Stahl Hauptstrasse 1 82 Mettenheim, Germany Phone Technical Infomation Fax Info: info@stahl-electronics.com

2 Device Multichannel DC Voltage Sources BS/BSA Series High Precision, digitally controlled multi-channel DC sources and Source-Meter-Units Applications: Nanoscience, STM/AFM, Cryoelectronics Biasing, Ion Traps 2 weeks high accuracy stability on ppm level (1 hour, 1 day) very low noise and low ripple bipolar with common ground, -quadrant outputs USB controlled, very easy to program voltage and current readback (Source-Meter functions) BS Series (1 Bit resolution), 8, 10 or 1 independent output channels with common floatable ground; available fixed output ranges +/-100mV, +/-1V, +/-V, +/-10V, +/-1V, up to +/-10mA output current channels 8 channels 10 channels 12 channels 1 channels BSA Series (19 Bit resolution), output range approx. resolution max. output current +/-V 20µV +/-10mA +/-10V 0µV +/-10mA +/-1V 0µV +/-10mA +/-0V 10µV +/- 0.mA 1 channel 2 channels BSA+ Series (20 Bit resolution) fixed output ranges +/-1V to +/-1V 2 channels All BS/BSA (+)devices feature true -quadrant outputs with full current source/sink capability. The USB control port is galvanically isolated. Available output options: BNC / Sub-D / Lemo / Ribbon-cable Including LabVIEW 8.2 user surface, and free source code modules. *Stated prices include a research discount of 10%, not VAT or other duties. Option MAN: BS/BSA Series with additional manual controls Available in digital or analog version 990

3 3 Device DC Supplies HV Series High Precision and Low Noise PC controlled precision bipolar (-quadrant) multi-channel high voltage sources for ion optics beam lines / focussing elements ion traps Featuring very low noise and very low ripple weeks very high accuracy (typ. 0.01%) very low noise and very low ripple true bipolar range, continuous zero crossing common ground (floating optionally) including LabVIEW 8.2 user surface, and free source code modules. - please refer to datasheet for further technical information - Device Variants, 2 to 8 channels HV Channel Bipolar Version +/-200V HV 200- Channel Bipolar Version +/-200V HV Channel Bipolar Version +/-200V HV 00- +/-00V HV /-00V Device Variants, 1 channels HV Channel Bipolar Version +/-0V HV /-100V HV /-200V HV /-00V Ion Steerer Version HV 20-1 Steerer, ±20V range 1 bipolar output channels, comprising 8 pairs of twin channels for Quadrupole Lenses and Steerer Arrays, HV 0-1 Steerer, ±0V output range Additional Options: Common Floating Ground +/-30V Common Floating Ground +/-1kV Common Floating Ground +/-2kV Analog control inputs +/-V *Stated prices include research discount of 10% and do not include VAT

4 Device Precision RF Generators for ion traps and quadrupole ion guides (RFQs), RF-funnels - Resonant Version, medium power - weeks Key features: highly precise amplitude control on a 10 - level, PID loop regulated ppm grade frequency accuracy phase synch output USB remote control type HF-DR, 1.0 to. MHz, up to 1800Vpp differentially (version FL) Option FSO fast amplitude cut for ion ejection (<< 1µs) - Resonant Version, high power Key features: precise amplitude and phase control on 10 - level locked PID loop regulated amplitude phase synch output DUAL versions are available, featuring 180 phase shifted outputs, therefore doubling the effective output voltage. Current Versions HF-Drive (3200 Vpp differentially, 3.MHz) HF-Drive (200 Vpp differentially,.mhz) Broadband Trapping Field Generators Key features: simple and rugged design, no adjustments required (no resonance tuning) precise amplitude and phase control optionally locked PID loop regulates amplitude fast-on/off feature for ion capture and ejection current models HF-D Vpp; 00 khz to 100 khz HF-D 2 2 Vpp; 0 khz to 900 khz HF-D Vpp; 300 khz to 00 khz other available frequencies: 10 khz to 1.MHz on request *Stated prices include 10% research discount and do not include VAT

5 Device High Voltage Switch HS-Series weeks Pulsing / Switching of electrostatic elements (lenses, quadrupoles) Single or Dual channel version, 19 rack mount case, SPDT-type Single Switches max. 200V switching, 200V floating, 0ns rise time 0.ns rms jitter max. 00V switching, 00V floating, 0ns rise time 0.8ns rms jitter max. 1000V switching, 00V floating, 0ns rise time 1.2ns rms jitter Dual Switches (2 independend switches per 19 case) max. 200V switching, 200V floating, 0ns rise time 0.ns rms jitter max. 00V switching, 00V floating, 0ns rise time 0.8ns rms jitter max. 1000V switching, 00V floating, 80ns rise time 1.2ns rms jitter Low Noise Signal Switch LS-10 and LS-30 Fast signal switch for low and high frequency signals, providing high isolation in off-state and low noise; 19 rack mount case Rotating Wall Drive one channel dual channel 30V Version triple channel Precision Rotating Wall Drive for Plasma Mode Ion Compression phase-shifted outputs with max 10V pp amplitude Selectable frequency ranges: from 80 khz to 0 MHz Output level display and rotation indicator 0.1MHz MHz: Type QUAD MHz 10MHz: Type QUAD MHz 0MHz: Type QUAD 1-0 Option High Power Output Amplitudes max. 100Vpp (for QUAD 1- only) *Stated prices include research discount of 10% and do not include VAT or other duties.

6 Cryogenic Modules: Device weeks Nex Gen 3 Very Low Noise GaAs FET Amplifier for Cryogenic Purposes, e.g. FT-ICR, Quantum Transport Phenomena Very low noise version ~1.0 nv/ Hz, or Super low noise version ~0. nv/ Hz (f = 1MHz, T =.2K) Low power consumption ~ 12mW per channel Frequency range 3 khz to MHz Fully operational T =.2K 300K Model Versions Single Channel Version super low noise Dual Channel Version KC0 very low noise (V.09) 0 9 Dual Channel Version KC0 super low noise (V.201) FT-ICR Vacuum Preamplifier FTICR-3 f = 0 Hz...28 MHz High Impedance Input R In = 2 M, R OUT = or 0 Low noise u n = 1. nv / Hz (typ.) Temperature range T = 110K 300K, P DISS = 0mW FT-ICR Gallium-Arsenide Octagon 2-Channel Cryogenic Image Charge Low Noise FT-ICR Amplifier Module f = 900 Hz... MHz Two independent channels, GaAs based Noise ~ 1.nV/Hz (f = 2.0MHz, T =.2K) Super Low Noise Preamplifier PR-E 3 1 or 2-Channel Module for applications requiring very high input impedance and outstanding low noise. 0. nv/ Hz in single-channel mode, R IN = M Frequency range: 1. khz to 3 MHz or 0MHz T = 300K to 220K 3MHz version, 2 channel, case style: stacked print board 3MHz version, 2 channel, case style: SMA inputs & outputs 3MHz version, 1 channel, case style: SMA input & output 0MHz version, 1 channel, case style: SMA input & output (SMA version including external low noise mains adaptor for 230V or 110V) 2 0 on request Typical application: charge detection in analytical instruments * Stated prices include research discount of 10% and do not include VAT or other duties.

7 NEW Cryogenic Amplifiers for Electron Tunneling, QPC / STM Applications Device weeks HFC-0 D/E (Version 201) Super Low Noise RF voltage amplifier Main Features: Frequency range 10kHz to 0MHz Dual channel version Input impedance approx. 10MOhm Output impedance Ohm or 0Ohm Very small size, thin profile case Wide temperature range T = 300K down to T =.2K typ. 0.2nV/rt 10MHz, T =.2K Typical applications: QPC cross correlation and shot noise experiments BUF 0.12 Cryogenic precision voltage buffer Main Features: High Precision Voltage Buffer DC 120kHz Total frequency range DC 9MHz Low offset and low offset drifts Wide temperature range T = 300K down to T =.2K (down to 1K optional) Selectable input impedance up to > 100M Typ. application: Conductance measurements in cryogenic environments 2 0 HF-STM 1 DC to 1GHz Broadband Cryogenic Buffer Amplifier Main Features: Voltage Buffer DC 1GHz, very small size Wide temperature range T = 300K down to T =.2K Selectable input impedances Typical application: High Frequency STM STM novel product, to be released - Cryogenic STM imaging and STM spectroscopy amplifier Main Features: Tunneling Current Amp Cryogenic STM setups Frequency range DC 100kHz Low current noise 13 fa/sqrt (T=K) Low offset and low offset drifts Temperature range T = 300K down to T =.2K (down to 1K optional) to be determined quarter *Stated prices include research discount of 10% and do not include VAT or other duties.

8 8 Cryogenic Filter and Interfacing Modules: Device weeks Cryogenic Filter KA Fil 2 Full temperature range (T = 300K to.2k) low pass filters, including pulse diode bypass elements. independent filters per printboard. For FT-ICR and Ion Trap purposes A3- / A3- Series Analog Roomtemperature-Interface for Cryogenic Amplifiers Creates and monitores all required supply lines Microcontroller-assisted analysis of possible malfunctions Differential-to-single ended signal conversion with exceptionally low noise (< 2nV/ Hz, differential) Optional PID-loop keeps cryogenic amplifiers automatically at stable conditions Further features: Frequency range khz to approx. 20MHz typ. Amplification 20x to 100x selected in choosable steps Operational in ambient magnetic field up to B = 100mT Note, that this device connects to most of our GaAs-based amplifiers. 3 3 Example for Custom-Made Roomtemperature-Interfaces A3--1b Flange-based Cryo-to-Roomtemperature-Interface, similar to A3-b On Request On Request Properties and dimensions are designed according to customers boundary conditions. *Stated prices include research discount of 10% and do not include VAT or other duties.

9 9 Device Weeks MS-F Very Fast High Voltage Multiplexer 10 to 1 EOD Driver Unit Properties selects one of 10 DC inputs voltages up to +/-2kV switching time <1µs remote control by USB or fast parallel port Typical Applications: fast precision ion beam steering driver for electro-optical laser deflectors EODs (e.g. for ion traps) driver for devices representing capacitive loads (e.g. piezos). *Stated prices include research discount of 10% and do not include VAT or other duties

10 10 Customized Cryogenic Electronics tailored to your needs Some pictures of recent projects FT-ICR electronics and cooling circuitry, g-factor experiment Mainz Resistive Cooling Resonator 0MHz QUELE project (200mK) Prices On Request Biasing electronics, resonant FT-ICR setup and superconducting resonator at g -factor experiment (T =.2K) Custom-made FT-ICR trap and cryogenic electronics for the KATRIN experiment Take profit from over 20 years of our experience in cryogenic design and turn-key electronic solutions. Visit our website: Stahl-Electronics Inh. Dr. Stefan Stahl (Sole-Proprietorship) Kellerweg Mettenheim, Germany Phone/Fax / -8 Technical Infomation Info: info@stahl-electronics.com