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ated simultaneously. As only the selectable channels are displayed,
the user can quickly switch to the channel stated by the guide.
Select the channel you like to lock as described within the chapter
"Changing the receiving frequencies of the channels" on page 20
and confirm your selection by pressing the
The current receiving frequency of the selected channel flashes on
the display.
Releasing locked channels
Via the "TUNE" menu you can release locked channels.
SQELCH
Adjusting the squelch threshold
The receiver is equipped with a squelch that can be adjusted via the
"SQELCH" menu. The squelch eliminates annoying noise when the
transmitter is switched off. It also suppresses sudden noise when
there is no longer sufficient transmitter power received by the
receiver.
There are three possible squelch settings:
Selecting the setting "SQ LO" reduces the squelch threshold, select-
ing the setting "SQ HI" increases the squelch threshold.
Use the
/
rocker button (UP/DOWN) to select the character
string "---.---". This string follows the frequency 866.000 MHz
and precedes 830.000 MHz.
Press the
SET
button to store your setting.
This channel is now locked is no longer displayed for the user.
Select the channel that you would like to release.
Use the / rocker button (UP/DOWN) to select the frequency
that you would assign to the channel.
Press the
SET
button to store the setting.
The user can now select the channel again.
Note:
Before adjusting the squelch threshold to a different setting, use
the volume control
to set the volume for the connected head-
phones to the minimum.
SQ LO
=
low
SQ MID =
middle
SQ HI
=
high
Adjust the squelch threshold – with the transmitter switched off
– to the lowest possible setting that suppresses hissing noise.
Using the receiver
SET
button.
19
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