User's Guide

UKEK key, the radio could not be over the air
rekeyed.
Note: This feature must be preprogrammed by a
qualified radio technician. Check with your dealer or
system administrator for more information.
Hear Clear
Note: This feature must be preprogrammed by a
qualified radio technician. Check with your dealer or
system administrator for more information.
There are two components of Hear Clear.
Companding Reduces the channel noise, e.g.
OTA transmission, that is
predominantly present in UHF2 and
900 MHz channel with the following
features.
Compressor Reduces the
background noise
flow and the speech
signal at transmitting
radio.
Expander Expands the speech
while the noise flow
remains the same at
receiving radio.
Random FM
Noise
Canceller
(Flutter
Fighter)
Reduces the unwanted effects of
random FM noise pulses caused by
channel fading under high Signal-to-
Noise (S/N) conditions such as in a
moving in a transportation. The
fading effects, heard as audio pops
and clicks, are cancelled without
affecting the desired audio signal.
The Random FM Noise Canceller
operates only in receive mode.
Global Positioning System (GPS)
This feature uses information from the Global
Positioning System (GPS) satellites orbiting the Earth
to determine the approximate geographical location of
your radio, expressed as latitude and longitude or
MGRS format per request from customers. The
availability and accuracy of this location information
(and the amount of time that it takes to calculate it)
varies depending on the environment in which you
are using the GPS feature.
Advanced Features
102
English