Trigger 2 Description

Sequence: C7 (Venus-1) Trigger 2 (Venus-1 Science Mode) This mode is designed to provide HFR data to search for lightning during the Venus-1 gravity assist flyby. No LFR, MFR, Wideband or Waveform measurements are made. The frequency range 71 KHz - 16 MHz is covered. This Trigger writes the data to RPWS memory, where it was later MRO'd to telemetry.
Receiver      Frequency Range       Sensors       Time between Snapshots
--------      ----------------        -------         ----------------------
  HFR       71 kHz - 16 MHz         EX    2 seconds

The HFR is only on the dipole EX Antenna
This mode is defined by:

          Correlations     Channels        Integ.                Size Frequency
Band Ant. Auto-  Cross-    per Band   df   Period    Rep   Steps kHz  Start - Stop
---- ---- -----  ------    --------   --   ------    ---   ----- ---- ------------
C    1E   y         n         8       n    1000      1                71 - 319 kHz
H1   1E   n         n         1       n    80        1      12   350   125k - 4MHz
H2   1E   n         n         1       n    80        1       8   200  5.475 - 16MHz

The complete sweep takes about 2 seconds. Four Sweeps were collected in each HFR analysis record, with the time between each record being 7.875 seconds.