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 = "C11_TRIG_4E" 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_4E.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 4E." END_OBJECT = TEXT END Trigger 4E Description Sequence: All Trigger 4E (Quiet Test: LP Sweep interference effects) This mode is designed to step through a series of LP sweeps to allow the other instruments to check for interference. Receiver Frequency Range Sensor Cycle Time Snapshot Size -------- --------------- ---------------- ---------------- ------------- MFR 25Hz-12KHz EX,EW 32.000 Seconds LPswp N/A Langmuir Probe 5.000 Seconds LPden N/A Langmuir Probe 5.000 Seconds 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 60 25 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 5.048 sec, and H2 requires 1.461 sec for a total of 9.669 sec per sweep. The hfr cycle time is 9.875 seconds. The trigger steps through a series of LP noisy and LP quiet modes, and then goes to Trigger 70 as shown below 60 seconds LP Noisy 60 seconds LP Quiet 60 seconds LP Noisy 60 seconds LP Quiet 60 seconds LP Noisy 60 seconds LP Quiet 60 seconds LP Noisy 60 seconds LP Quiet 60 seconds LP Noisy Trigger 70