PRASAR BHARTI (BROADCASTING CORPORATION OF INDIA) HPT DOORDARSHAN: BARMER. NO. HPT/BMR/Tech report/ / Dated:

Size: px

Start display at page:

Download "PRASAR BHARTI (BROADCASTING CORPORATION OF INDIA) HPT DOORDARSHAN: BARMER. NO. HPT/BMR/Tech report/ / Dated:"

Winfred Taylor
6 years ago
Views:

1 PRASAR BHARTI (BROADCASTING CORPORATION OF INDIA) HPT DOORDARSHAN: BARMER Speed post NO. HPT/BMR/Tech report/201011/ Dated: The Chief Engineer (NZ) (Kind Attention:Sh. Aftab Ahmed, DE {DDM}) AIR & Doordarshan Jamnagar House, Shahjahan Road New Delhi Sir, SUBJECT Monthly report on working of 100 watt VHF Transmitter Make & type GCEL121 for month ending December2010 Kindly find enclosed herewithmonthly report on the working of 100watt VHF Transmitter make and type GCEL121 at LPT DOORDARSHAN BARMER for the month ending Yours faithfully (L.K.Vyas) Assistant Engineer For Station Engineer

2 LOW POWER TV TRANSMITTER BARMER (RAJ.) MONTHLY REPORT (December2010) TRANSMITTER TYPE:100 WATT VHF BAND III GCEL121 TELEPHONE NOS. City Office : , SE Res. : LPT : HPT : sehptbmr@rediffmail.com.

3 Page1 December2010 LOW POWER TRANSMITTER, BARMER TRANSMITTER SPECIFICATIONS 1. TRANSMITTER MAKE GCEL121 TYPE 100 WATT VHF BAND III S.NO OUTPUT POWER 100 Watts 3. CHANNEL WITH OFF SET 11 with zero offset 4. VISUAL FREQUENCY MHz 5. AURAL FREQUENCY MHz 6. HEIGHT OF MAST 100 Feet (30.48 Meters) 7. TYPE OF MAST Guyed wire steel structure 8. TYPE OF ANTENNA Cross dipole (Turn style array) Type Helios make TRANSMITTER POWER 1. FORWARD POWER 98 Watts 2. REFLECTED POWER 1Watt OTHER DETAILS 1. DATE OF COMMISSIONING OCT RENT Rs / per month 3. TELEPHONE NO (LPT) (City Office) (SE Residence) 4. SPARE ANTENNA NIL 5. SPARE FEEDER CABLES

4 LOW POWER TRANSMITTER, BARMER Dec REPORT ON THE WORKING OF LPT FOR THE MONTH ENDING Type of transmitter 100 W VHF Band III, GCEL121 Channel of operation Ch # 11with zero offset Channnel Vision MHz frequency Aural MHZ MONTHLY TOTAL: A. Total hours of working B. Test hours 6.72 C. Hours of program radiated D. Breakdowna. Gear 0 b. Power supply 0.23 c. Other causes 0 d. Total breakdown 0.23 E. Scheduled program Hrs F. % of B/D = Total BDx100/ Scheduled prog.hrs. to be radiated PROGRASSIVE TOTAL: A. Total hours of working B. Test hours C. Hours of program radiated D. Breakdowna. Gear 0 b. Power supply 4.99 c. Other causes 0.72 d. Total breakdown 5.71 E. Scheduled program Hrs F. % of B/D = Total BDx100/ Scheduled prog.hrs. to be radiated

5 LOW POWER TRANSMITTER, BARMER BREAKDOWN DETAILS MINOR BREAKDOWNS ( O1 MIN. TO 15 MIN) SL. NO. NO.OF REASON Progressive December2010 Progressive No. Of GEAR PSF RSEB supply fail O/C TOTAL MAJOR BREAKDOWNS ( 15 MIN.OR MORE) SL. NO. NO.OF REASON Progressive GEAR PSF O/C TOTAL Progressive No. Of TOTAL BREAKDOWNS SL. NO. NO.OF REASON Progressive Progressive No. Of GEAR PSF RSEB supply fail O/C TOTAL STATUS AND PERFORMANCE OF RECEIVING SYSTEM: TYPE & MAKE OF TVRO MINISAT/ SCOPUS IRD 2800 SCOPUS IRD 2800 TYPE AND MAKE OF PDA & SERVICE 12Feet/ INSAT 3C 6.3 M BEL / INSAT 2E, 7.5 M ECIL/ INSAT 4B (DD1) 7.5 M ECIL/ INSAT 3A (REGIONAL) SCHEDULED PROG. HOURS

6 December2010 LOW POWER TRANSMITTER, BARMER PERFORMANCE AND STATUS OF MEASURING EQUIPEMENTS: Sl. No. Items Make Type Qty. Working condition Remarks 1. C R O (100MHz) PHILIPS PM Defective 2. Frequency Counter PHILIPS PM Defective 3. Audio oscillator APLAB 2015S DNL Meter APLAB 2007S VHF Watt Meter RADART Digital Multimeter HIL UNIT DT830D RF Millivolt Meter RADART RF Attenuator RADART STATUS AND PERFORMANCE OF MONITORING EQUIPMENTS: S.No Items Make Type Sr.No Qty Working condition 1. Wave form monitor Tektronix 528A 01 Defective 2. TV Demodulator BEL 3. Colour Monitor GCEL Black & White Portable Receiver TEXLA 313 Tx 3D Defective Defective 01 Defective/ US Remark s 5. Colour TV Receiver BPL UPTRON 9205 ESN Defective/ US 6. Audio Monitoring Amplifier COSMIC CO Sent to DDMC Jodhpur.

7 LOW POWER TRANSMITTER, BARMER INPUT EQUIPMENT AVAILABLE AND ITS PERFORMANCE: December2010 Sl. No. Items Make/Type Quantity 1. Programme Amplifier MELTRON ME NO. 2. Colour Stab Amplifier BEL TCSA 34 1 NO 3. Colour Pattern Generator PHILLIPS PM NO. 4. FM Receiver PHILLIPS AH718 1 NO. Working condition Not 5. IRD SCOPUS 2800 MINISAT SKY21 THOMSON DTH RECEIVER 2 NO. 1 NO. 1 NO. 1 NO. WORKING OF AVR AND A/C PLANTS: S. No Item Make Type Sr. No Capacity Remarks 1. AVR Sylvan Sylvan Servo Servo KVA 3 KVA Defective motor sent at DDMC Jodhpur. Sylvan Manual 1520/ KVA 2. A/C Plant Carrier Carrier Voltas Amtrex Sidwal Alpine Alpine Crystal Crystal LPT/BMR/C1 LPT/BMR/C T O.K. Under repair (at HPT) (Transferred from HPT) Defective/US (Transferred from HPT) C/N MEASUREMENTS OF PDAS: DA Size Service BEACON Frequency C/N 6.3M INSAT 2E MHz dbc/hz 12 Feet INSAT 3C MHz dbc/hz 6.3 M INSAT 3A DD RAJ MHz dbc/hz

8 LOW POWER TRANSMITTER, BARMER WORKING OF DIESEL GENERATOR December2010 S.NO. ITEM DESCRIPTION A TOTAL NO. OF D.G. AVAILABLE MAKE TYPE CAPACITY SERIAL NO. TOTAL HRS OF WORKING FOR TESTING TOTAL HRS OF WORKING FOR XMISSION TOTAL HRS OF RUNNING NO. OF FOR TESTING NO. OF FOR XMISSION BREAK DOWN IN SERVICE DUE TO FAILURE OF D.G. DIESEL CONSUMED DURING THE MONTH AVERAGE CONSUMPTION ONE Greaves Limited 2YWA MK5 15 KVA/230V/62.5A HRS 6.33 HRS 8.91 HRS Ltr 3 LTR/HR. B PROGRESSIVE TOTAL HRS OF WORKING FOR TESTING TOTAL HRS OF WORKING FOR XMISSION TOTAL HRS OF RUNNING NO. OF FOR TESTING NO. OF FOR XMISSION BREAK DOWN IN SERVICE DUE TO FAILURE OF D.G. REMARKS HRS HRS HRS for Station Engineer

PRASAR BHARATI (BROADCASTING CORPORATION OF INDIA) DOORDARSHAN MAINTENANCE CENTRE PATHANKOT. NO: DMC/PKT/3(2)/ /E DATE:

PRASAR BHARATI (BROADCASTING CORPORATION OF INDIA) DOORDARSHAN MAINTENANCE CENTRE PATHANKOT. NO: DMC/PKT/3(2)/2009-0/E DATE: 07..203 The Chief Engineer (NZ), (Kind Atten: Sh Sanjay Sethi DE-DDM), Akashvani