Enhanced Ram+ Mic Opertion; Ram+ Mic Controls - Standard Horizon Quest-X GX1500S Owner's Manual

13 ENHANCED RAM+ MIC OPERATION
When the RAM+ microphone is connected to the GX1500S, most VHF, DSC,
and setup menus can be remotely operated. The RAM+ Mic is supplied with 23
feet (7 m) of routing cable and can be extended up to 70 feet (21 m) using three
23 feet extension cables model CT-100. The intercom operation can be used
between the RAM+ Mic and the transceiver.

13.1 RAM+ MIC CONTROLS

SQUELCH CONTROL ( SQL )
Activates the squelch adjusting mode.
Press this key to activate the squelch adjusting mode. Press the
microphone's [ ] or [ ] key to adjust the squelch.
When this key is pressed and held down for 1 second or more, the squelch
is turned off.
VOLUME KEY ( VOL )
Activates the volume adjusting mode.
Press this key to activate the volume adjusting mode. Press the
microphone's [ ] or [ ] to adjust the volume.
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