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.
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.
Home screen The first display information
after the radio completes its
self test.
IV&D Integrated Voice and Data
LCD Liquid crystal display.
LED Light-emitting diode.
MCW Mission Critical Wireless
MDC Motorola Data Communication
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