UTILITIES
Smart PTT Feature (Conventional Only)
Smart PTT is a per-personality, programmable feature used to keep radio users from talking over other radio
conversations. When Smart PTT is enabled in your radio, you cannot transmit on an active channel.
The following table shows the variations of Smart PTT.
Mode
Description
Transmit Inhibit on Busy
Channel with Carrier
You cannot transmit if traffic is detected on the channel.
Transmit Inhibit on Busy
Channel with Wrong Squelch
Code
You cannot transmit on an active channel with a squelch code or
(if secure-equipped) encryption key other than your own. If the PL code is the
same as yours, the transmission is not prevented.
Transmit Inhibit on Correct
NAC
You cannot transmit when the radio is in a NAC operated digital voice call
channel.
Transmit Inhibit on Status
Symbols
You cannot transmit when the radio is in a digital voice call with the last signal
status bit as “inbound busy” or “unknown”.
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