SETTINGS
SETTINGS > CALLING > GENERAL
ENVOY™ TRANSCEIVER REFERENCE MANUAL 235
LBT Period
The LBT Period entry sets the length of time that the transceiver listens for calls and
traffic on a channel before starting a call.
Range: 1 to 10 sec
Default value: 2.0 sec
LBT Data Sensitivity
The LBT Data Sensitivity entry sets the sensitivity level for detection of false or
weak data signals when LBT is active. In noisy operating environments you may want
to decrease the sensitivity so that LBT does not detect general noise.
Range: –0.500 to +0.500 sec
Default value: 0.0 sec
LBT Waveform
The LBT Waveform entry sets the type of waveform that LBT monitors.
If you want outgoing calls to monitor the channel for:
• voice calls, or any call to another station made using a Selcall or ALE/CALM
HF network, select Voice and calls
• voice calls, any call to another station made using a Selcall or ALE/CALM HF
network, or any calls made via a data modem, select Voice, calls and data
Default value: Voice and calls