Motorola ASTRO APX O5 User Manual page 155

Page A one-way alert, with audio
and/or display messages.
Personality A set of unique features
specific to a radio.
PIN Personal Identification Number
Preprogrammed Refers to a software feature
that has been activated by a
qualified radio technician.
Private A feature that lets you have a
(Conversation) private conversation with
Call another radio user in the
talkgroup.
Private Line (PL) A sub-audible tone that is
transmitted such that only
receivers decoding the tone
receives it.
Programmable Refers to a radio control that
can have a radio feature
assigned to it.
PTT Push-To-Talk. The PTT button
engages the transmitter and
puts the radio in transmit
(send) operation when
pressed.
Radio Frequency The part of the general
(RF) frequency spectrum between
the audio and infrared light
regions (about 10 kHz to
10,000,000 MHz).
Repeater A conventional radio feature,
where you talk through a
receive/transmit facility that re-
transmits received signals, in
order to improve
communications range and
coverage.
Selective Call A feature that allows you to call
a selected individual, intended
to provide privacy and to
eliminate the annoyance of
having to listen to
conversations of no interest to
you.
Selective Switch Any digital P25 traffic having
the correct Network Access
Code and the correct talkgroup.
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