PDS_VERSION_ID = PDS3 RECORD_TYPE = STREAM DATA_SET_ID = {"CO-V/E/J/S/SS-RPWS-4-SUMM-KEY60S-V1.0", "CO-V/E/J/S/SS-RPWS-2-REFDR-ALL-V1.0", "CO-V/E/J/S/SS-RPWS-3-RDR-LRFULL-V1.0", "CO-V/E/J/S/SS-RPWS-2-REFDR-WBRFULL-V1.0", "CO-V/E/J/S/SS-RPWS-2-REFDR-WFRFULL-V1.0"} PRODUCT_ID = "C21_TRIG_62" PRODUCT_VERSION_ID = "1.00" PRODUCT_TYPE = ANCILLARY INSTRUMENT_HOST_NAME = "CASSINI ORBITER" INSTRUMENT_HOST_ID = CO INSTRUMENT_NAME = "RADIO AND PLASMA WAVE SCIENCE" INSTRUMENT_ID = RPWS OBJECT = TEXT PUBLICATION_DATE = 2005-03-17 NOTE = " TRIG_62.TXT describes the RPWS instrument configuration for the High Frequency Receiver (HFR), the Medium Frequency Receiver (MFR), the Low Frequency Receiver (LFR), the Waveform Receiver (WFR), the Wideband Receiver (WBR), the Langmuir Probe (LP), the Sounder, and the onboard Dust detection algorithm when using Trigger 62." END_OBJECT = TEXT END Trigger 62 Description Sequence: All Trigger 62 (RTE and SPB 82.95) Trigger 62 is identical to Trigger 58 except that it is targeting a bit rate of 25Kb/s. This is done purposely to demonstrate the data throttling capability. Note that HF-WBR triggers stop WBR about every minute long enough to collect an HFR Analysis packet. Trigger 62 Overview __ ________ _____ ________ ___________ __ _____ ___________ | | | | | | | | | | | |32| 3E |34| 40 |36| 3E | 38 | 3C |3A| 40 | |__|________|__|__ _____|__|__ __ _|__ __|_____|__|__ _____| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 0 1 2 3 4 5 6 0 0 0 0 0 0 0 Time in Minutes Step Receiver Frequency Duration --------- -------- ----------- -------- Trigger 32 HF-WBR 8MHz 3 minutes Trigger 3E HF WFR 2.5KHz 9 minutes Trigger 34 HF-WBR 1MHz 3 minutes Trigger 40 LF WFR 40Hz 9 minutes Trigger 36 HF-WBR 125KHz 3 minutes Trigger 3E HF WFR 2.5KHz 9 minutes Trigger 38 HF WBR 80 KHz 6 minutes Trigger 3C Blast-HFR 6 minutes Trigger 3A LF WBR 10 KHz 3 minutes Trigger 40 LF WFR 2.5KHz 9 minutes Receiver Frequency Range Sensor Cycle Time Snapshot Size -------- --------------- ---------------- ---------------- ------------- LFR 1Hz-25Hz EX,BX 32.000 Seconds MFR 25Hz-12KHz EW,BZ 32.000 Seconds Millisec 8.025MHz EX 2.500 Seconds 2048 WFR 50Hz-2.5KHz EX,EW,BX,BY,BZ 20.000 Seconds 2048 WBR 1KHz-80KHz HF 0.250 Seconds 4096 Correlations Channels Integ. Size Frequency Band Ant. Auto- Cross- per Band df Period Rep Steps kHz Start - Stop ---- ---- ----- ------ -------- -- ------ --- ----- ---- ------------ ABC 2E y y 16 n 1000 1 3.6-319KHz HF1 2E n y 2 n 80 1 30 50 0.325-1.825MHz HF2 1E n n 1 n 20 1 72 200 1.825-16.225MHz Bands ABC require 3.160 sec to complete, H1 requires 2.525 sec, and H2 requires 1.461 sec for a total of 7.146 sec per sweep. The hfr cycle time is 7.375 seconds.