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Conventional
Typically refers to radio-to-radio
communications, sometimes
through a repeater (see
Trunking).
Conventional
Scan List
A scan list that includes only
conventional channels.
Cursor
A visual tracking marker (a
blinking line) that indicates a
location on the display.
Deadlock
Displayed by the radio after
three failed attempts to unlock
the radio. The radio must be
powered off and on prior to
another attempt.
Digital Private
Line (DPL)
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.
DSP
Digital Signal Processing
Dynamic
Regrouping
A feature that allows the
dispatcher to temporarily
reassign selected radios to a
single special channel so they
can communicate with each
other.
DSR
Dynamic System Resilience
ESN
Electrical Serial Number
Failsoft
A feature that allows
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.
FCC
Federal Communications
Commission.
FM
Frequency Modulation
Hang Up
Disconnect.
Glossary
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English
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