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
and responsibilities.
Digital Signal Processor
A microcontroller specifically designed for performing the
mathematics involved in manipulating analog information,
such as sound, that has been converted into a digital form.
DSP also implies the use of a data compression technique.
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.
EID
Encrypted Integrated Data.
ESN
Electrical Serial Number.
Failsoft
A backup system that allows communication in a non-
trunked, conventional mode if the trunked system fails.
FCC
Federal Communications Commission.
Hang up
Disconnect.
IV&D
Integrated Voice and Data.
Key Variable Loader (KVL) A portable, handheld,
rugged device used to transfer encryption keys to a target
device. Encryption keys can be entered manually by the
KVL user, auto-generated by the KVL, obtained from or
English
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