Motorola APX 1000 User Manual page 159

Term
An organization or group of radio users
Talkgroup who communicate with each other using
the same communication path.
TMS Text Messaging Service
The automatic sharing of communications
Trunking paths between a large number of users
(see Conventional).
Trunking
A scan list that includes talkgroups that are
Priority Monitor
all from the same trunking system.
Scan List
USK Unique Shadow Key.
Definition Term
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
UTC (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.
Definition
139
English