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44
Beyond the Basics
using the attenuator
To reduce interference or noise caused by strong
signals, you can reduce the scanner’s sensitivity
to these signals.
There are two attenuator modes in your scanner.
One is normal attenuator mode, in which you set
the attenuator for each channel or each band/
group in the search and tune mode. The other is
global mode in which you set the attenuator only
once. This setting is applied all the time in every
mode.
Press
ATT
to turn on or off the attenuator while the
channel number is indicated or while the scanner
is searching through bands/groups. When the
attenuator is on,
ATT
appears.
When you turn it off,
ATT
disappears. You cannot
ATT
ATT
set the attenuator while the scanner is scanning
channels.
Press
FUNC
and then
ATT
to set the attenuator to its
global mode. A bar appears at the left of
BANK
.
Press
ATT
to turn the attenuator on or off.
ATT
appears/disappears.
Press
FUNC
and then
ATT
again to turn off the global
attenuation mode. The bar disappears.
If you turn on the attenuator, the scanner might
not receive weak signals.
turning the key tone on and off
Each time you press any of the scanner’s keys, the
scanner sounds a tone. To turn the scanner’s key
tone off or on:
NOTE
Summary of Contents for 20-427 PRO-2054
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