Glossary - Motorola APX 7500 O5 User Manual

Glossary

This glossary is a list of specialized terms used in this manual.
Term
ACK
Channel
Coded Squelch
Control Channel
102
English
Definition
Acknowledgment of communication.
A group of characteristics, such as
transmit/receive frequency pairs, radio
parameters, and encryption encoding.
Tone Private-Line™ or Digital Private-Line.
Used on conventional channels to make
sure you hear only the communication
meant for you.
In a trunking system, one of the channels
that is used to provide a continuous, two-
way/data communications path between
the central controller and all radios on the
system.
Term
Conventional Typically refers to radio-to-radio
communications, sometimes through a
repeater. You share a frequency, or
frequencies, with other users without the
aid of a central controller to assign
communication channels. Therefore, you
should monitor each channel before
transmitting to avoid interfering with
another user who may be transmitting.
Cursor A visual tracking marker (a blinking line)
that indicates a location on the display.
Digital Private- Line A continuous, sub-audible data signal,
(DPL) Coded transmitted with the carrier.
Squelch
Dispatcher An individual who has radio system
management duties.
Failsoft A back-up system allowing you to
communicate in a non-trunked,
conventional mode should the trunked
system fail.
FCC Federal Communications Commission.
Hang Up Disconnect.
Home Display The first display information after the radio
completes its self test.
LCD Liquid-Crystal Display.
Definition