Smart Ptt Feature (Conventional Only) - Motorola ASTRO APX O5 User Manual

transmission. This ID, consisting up to a maximum of
eight characters, can be viewed by both the receiving
radio and the dispatcher.
The ID number of your radio is also automatically sent
every time the PTT button is pressed. This is a per-
channel feature. For digital voice transmissions, the
ID of your radio is sent continuously during the voice
message.

Smart PTT Feature (Conventional Only)

Smart PTT is a per-personality, programmable
feature used in conventional radio systems 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.
If you try to transmit on an active smart-PTT channel,
you hear an alert tone, and the transmission is
inhibited. The LED lights up solid yellow to indicate
that the channel is busy.
The following table shows the variations of smart
PTT:
Mode Description
Transmit Inhibit You cannot transmit if any traffic
on Busy Chan- is detected on the channel.
nel with Carrier
Transmit Inhibit You cannot transmit on an active
on Busy Chan- channel with a squelch code or (if
nel with Wrong secure-equipped) encryption key
Squelch Code other than your own. If the PL
code is the same as yours, the
transmission is not prevented.
Quick-Key Over- Your radio must be preprogram-
ride med to allow you to use Quick-
Key Override. This feature can
work in conjunction with either of
the two above variations. You
can override the transmit-inhibit
state by quick-keying the radio. In
other words, two PTT button
presses within the preprogram-
med time limit.
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English