4.1 CONTROLS AND CONNECTIONS
POWER SWITCH/VOLUME CONTROL
Turns the transceiver on and off, and adjusts the volume.
MIC/SP JACK
Accepts the optional CMP460,
Do not allow the HX370S to become submerged in water while 
the plastic cover over the MIC/SP jack is removed.
Antenna Connector
The supplied CAT460 flexible antenna is attached here.
PUSH-TO-TALK (PTT) SWITCH
Activates transmission.
SQUELCH (SQL) SWITCH
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 de- grade the reception of wanted transmissions.
BUSY/TX INDICATOR
This indicator glows green when a signal is being received and red when transmitting.
When the Emergency feature is activated, this indicator blinks the inter-
UP () KEY
Used to select a desired channel. Each press increases the channel number. When held down, the channels increase continuously.
DOWN () KEY
Used to select a desired channel. Each press decreases the channel number. When held down, the channels decrease continuously.
16/9 KEY
Immediately recalls channel 16 from any channel location. Holding down this key recalls channel 9. The 16/9 key is also used to revert to the channel selected before pressing the 16/9 key.
Example: select Ch68, press 16/9 key (Ch16 appears), press the 16/9 key again and Ch68 is shown.
HX370S |
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