Standard Horizon GX1250S owner manual Controls and Indicators, Controls and Connections, Up Key

3 CONTROLS AND INDICATORS

Refer to Figure 1 for the location of the following controls, indicators, and

connections:

3.1 CONTROLS AND CONNECTIONS

qPOWER SWITCH/VOLUME CONTROL

Turns the transceiver on and off, and adjusts the volume.

wSQUELCH CONTROL

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 degrades reception of wanted transmissions.

eKEY PAD

UP KEY

Selects the desired channel. Each press increases the channel number. When held down, channels increase continuously.

DN KEY

Selects the desired channel. Each press decreases the channel number. When held down, channels decrease continuously.

H/L KEY

Toggles between high and low transmitting power. This key does not operate on “low power only” and transmission-inhibited channels. When held down while the transceiver is on channel 13 or 67, the power temporarily enters high range.

WX KEY

Immediately recalls a weather channel 01 from any channel location. Reverts the transceiver to the previous channel when pressed twice after 16/9 key is pressed.

GX1250S Owner's Manual Page 3