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GX5500S
7 CONTROLS
AND
INDICATORS
NOTE
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8 BASIC OPERATION
”.
7.1 FRONT
PANEL
DISTRESS
PULL OPEN
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VOL Knob (Volume Control)
Adjusting this control clockwise increases the audio volume level.
Secondary Use
When in PA or Fog mode, controls the listen back volume.
SQL Knob (Squelch Control)
Adjusting this control clockwise sets the point at which random noise
on the channel does not activate the audio circuits but a received signal
does. This point is called the squelch threshold. Further adjustment of
the squelch control will degrade reception of wanted transmissions.
MIC Connector
Connects to the supplied noise canceling speaker microphone.
Keypad
WX
Key
Press this key immediately recalls the previously selected NOAA
weather channel from any channel. Pressing this key again reverts to
the previous selected working channel.
Secondary use
:
Press
the
WX
key while pressing and holding the
16/9
key to switch
between USA, International and Canadian channel assignments.