Motorola ASTRO XTS 2500 User Manual page 72

Glossary
Squelch
Standby
Tactical/Non-revert
Talkaround
Talkgroup
Trunking
Zone
60
Special electronic circuitry added to the
receiver of a radio which reduces, or
squelches, unwanted signals before they are
heard in the speaker.
An operating condition whereby the radio's
speaker is muted but still continues to receive
data.
The user will talk on the channel that was
selected before the radio entered the
emergency state.
Bypass a repeater and talk directly to another
unit for easy local unit-to-unit
communications.
An organization of radio users who
communicate with each other.
The automatic sharing of communications
paths between a large number of users. (See
Conventional.)
A grouping of channels.