Report: RF&Mod Systems-Part 1: Earth Stations - CCSDS

ISROISTRACRADIO METRIC CHARACTERISTICSCHARACTERISTICSUNITSSUBNETWORK OR STATIONSHARSHARGENERALSTATION DESIGNATION-SHAR - 1SHAR - 2LOCATION(S)-Sriharikota, IndiaSriharikota, IndiaDIAMETERm1010FREQUENCIESTRANSMIT FREQUENCIESMHz2025 - 21102025 - 2110RECEIVE FREQUENCIESMHz2200 - 22902200 - 2290TURNAROUND FREQ RATIO-240 / 221240 / 221DOPPLERCOHERENT/NON-COHERENT-EitherEitherCOUNTER RESOLUTIONCycles0.010.01MAX DOPPLER FREQ SHIFTMHz± 0.25± 0.25DOPPLER BIAS FREQMHz5050DRIFTOUTPUT EQUATIONDIRECTION INDICATOR∆f/f--1 x 10 -11(Bias Freq ± f d ) / SR (4)+ ∆f = -∆r1 x 10 -11(Bias Freq ± f d ) / SR (4)+ ∆f = -∆rRANGINGCOHERENT/NON-COHERENT-EitherEitherRANGE CODE WAVEFORMSin/SqSineSineEARTH STATION MOD INDEXRad Pk0.1 - 20.1 - 2RANGE CODE FREQ RATIO-4:1; 5:14:1; 5:1MAJOR CODE FREQ(S)kHz500, 100, 20500, 100, 20MINOR CODE FREQ(S)kHz100, 20, 4, (0.8, 0.16, 0.032, 0.008 on 4 kHz)100, 20, 4, (0.8, 0.16, 0.032, 0.008 on 4 kHz)MIN RECEIVED CARRIER SNRdB1010MIN REQ CODE PWR/NodB-HzMajor = 27, Minor = 16Major = 27, Minor = 16CODE INTEGRATION TIMEs0.125, 0.25, 10.125, 0.25, 1ACQUISITION SEQUENCE-Seq; Major Code FirstSeq; Major Code FirstRANGE DATA UNITS-NanosecondsNanosecondsRANGE QUANTIZATION-1 ns1 nsACCURACY (STRONG SIGNAL)m2 @ 50 dB2 @ 50 dBMAX UNAMBIGUOUS RANGEkm18 73518 735TRANSPONDER BWMHz(1)(1)1. CAPABILITY OR DATA IS NOT AVAILABLE 2. SOME LIMITATIONS APPLY TO THIS CAPABILITY 3. NOT RECOMMENDED BY CCSDS4. SR = SAMPLE RATE6445-4427CCSDS 411 G-3 Page 4.15-18May 1997