Glossary Glossary
Term Definition
Analog Refers to a continuously variable signal or a circuit or device designed
to handle such signals.
Band Frequencies allowed for a specific purpose.
CPS Customer Programming Software: Software with a graphical user
interface containing the feature set of a radio.
Default A pre-defined set of parameters.
DP Refers to Digital Professional Radio model names in the MOTOTRBO
Professional Digital Two-Way Radio System.
Digital Refers to data that is stored or transmitted as a sequence of discrete
symbols from a finite set; most commonly this means binary data
represented using electronic or electromagnetic signals.
DPL Digital Private-Line: A type of digital communications that utilizes
privacy call, as well as memory channel and busy channel lock out to
enhance communication efficiency.
FCC Federal Communications Commission.
Frequency Number of times a complete electromagnetic-wave cycle occurs in a
fixed unit of time (usually one second).
GPIO General-Purpose Input/Output: Pins whose function is programmable.
GPS Global Positioning System.
IC Integrated Circuit: An assembly of interconnected components on a
small semiconductor chip, usually made of silicon. One chip can contain
millions of microscopic components and perform many functions.
IF Intermediate Frequency.
kHz kilohertz: One thousand cycles per second. Used especially as a radio-
frequency unit.
LCD Liquid-Crystal Display: An LCD uses two sheets of polarizing material
with a liquid-crystal solution between them. An electric current passed
through the liquid causes the crystals to align so that light cannot pass
through them.
LED Light Emitting Diode: An electronic device that lights up when electricity
is passed through it.
LKP Limited Keypad Model
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