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Basic operation, Power on, Adjusting the volume – Socket Mobile IC-4088A User Manual

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BASIC OPERATION

Power ON

➥ Push [PWR] for 1 sec. to turn

the power ON.
• “ ” and operating channel num-

ber appear on the display.

Adjusting the volume

q Push and hold [MODE] for

1 sec. to open the squelch
(monitor function ON).
• “

” indicator appears on the dis-

play while the squelch is open.

w Adjust the audio to a suitable

level using [VOL].

e Push and hold [MODE] for

1 sec. to close the squelch.

What is squelch?

A squelch circuit allows muting of undesired noise while receiving
no signal and emit audio while receiving signals.
This provides quiet standby. The [MODE] key changes the
squelch setting. This is useful to listen to weak signals that do
not open the squelch.

[PWR]

[MODE]

Appears

[VOL]

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