L3Harris Narda SignalShark, Руководство пользователя

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Spectrogram View
131
Inheriting a demodulation type from the transmitter table
(Tx. Tab –> Type)
Tap button to switch On .
When set to On , the demodulation type is inherited from the transmitter setting of the
selected transmitter table.
For transmitter table settings see Transmitter Tables .
Setting the squelch level (Squelch)
1. Tap the Squelch button.
2.
Enter the required value and select the unit.
The settings is accepted immediately and the input window is closed.
Record demodulated signals (Demod. Recorder)
To set the maximum record length (Max. Rec. Length):
Tap the Max. Rec. Length button and set the desired recording length.
When a time is set. the
Infinite
button is set to
Off
.
To set the recording time to infinite:
Tap the Infinite button to set it to On .
To operate recording:
Tap
Rec.
button to start recording.
Tap Stop button to stop recording (button is visible when recording only).
Tap Play to playback recording.
Tap Delete to delete recording.
Setting the demodulation volume (Demod. Volume)
To set demodulation volume:
Tap Demod. Volume button and set the desired volume level.
To mute demodulation:
Tap Demod. Mute button and set it to On .
To enable automatic gain control (AGC):
With AGC the gain is automatically increased on low signal levels and decreased on high
signal levels.
Tap the AGC button and set it to On .