Glossary
English
148
Tactical/
Non-Revert
The user talks on the channel that was
selected before the radio entered the
emergency state.
Talkaround
Bypass a repeater and talk directly to
another unit for easy local unit-to-unit
communications.
Talkgroup
An organization or group of radio users
who communicate with each other using
the same communication path.
TMS
Text Messaging Service
Trunking
The automatic sharing of communications
paths between a large number of users
(see Conventional).
Trunking
Priority Monitor
Scan List
A scan list that includes talkgroups that are
all from the same trunking system.
USK
Unique Shadow Key.
Term
Definition
UTC
Coordinated Universal Time. The
international time standard (formerly
Greenwich Mean Time, or GMT). Zero
hours UTC is midnight in Greenwich,
England, which is located at 0 degrees
longitude. Everything east of Greenwich
(up to 180 degrees) is later in time;
everything west is earlier. There are 42
time authorities around the world that are
constantly synchronizing with each other.
Abbreviated as UTC (English backronym =
Universal Time, Coordinated), it is also
known as Zulu (Z) Time.
Zone
A grouping of channels.
Term
Definition
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