User's Manual

104
Glossary
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.
Radio Frequency
(RF)
The part of the general frequency spectrum
between the audio and infrared light regions
(about 10 kHz to 10,000,000 MHz).
Selective Switch Any digital P25 traffic having the correct
Network Access Code and the correct
talkgroup.
Standby An operating condition whereby the radio’s
speaker is muted but still continues to
receive data.
Status Calls Pre-defined text messages that allow the
user to send a conditional message without
talking.
Tactical/Non-revert The user will talk 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 of radio users who
communicate with each other.
Trunking The automatic sharing of communications
paths between a large number of users
(See Conventional).
Zone A grouping of channels.
95C08-O_XTS5k_800MHz_Mdl3.book Page 104 Monday, August 27, 2001 9:09 AM