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Channel
Control Channel
Conventional
Conventional
Scan List
COTS
Digital Private
Line (DPL)
166
English
operations of the trunked
repeaters.
A group of characteristics such
as transmit/ receive frequency
pairs, radio parameters, and
encryption encoding.
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.
Typically refers to radio-to-
radio communications,
sometimes through a repeater
(see Trunking).
A scan list that includes only
conventional channels.
Commercial Off-The-Shelf
A type of coded squelch using
data bursts. Similar to PL
except a digital code is used
instead of a tone.
Digital Signal
An RF signal that has a pulsed,
or discrete, nature, rather than
a continuous nature.
Dispatcher
An individual who has radio
system management duties.
Digital Signal Processing
DSP
A feature that allows the
Dynamic
Regrouping
dispatcher to temporarily
reassign selected radios to a
single special channel so they
can communicate with each
other.
Dynamic System Resilience
DSR
Encrypted Integrated Data
EID
Electrical Serial Number
ESN
A feature that allows
Failsoft
communications to take place
even though the central
controller has failed. Each
trunked repeater in the system
transmits a data word informing
every radio that the system has
gone into failsoft.
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