I Nb Function; I Agc Function; I Vsc Function; Basic Operation - Icom IC-R1500 Instruction Manual

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BASIC OPERATION

I NB function

The NB (noise blanker) function removes pulse-type noise
when USB, LSB or CW mode is selected.
➥ Push [NB•AGC] to toggle the NB function ON and OFF.
• "NB" appears when the NB function is in use.

I AGC function

The AGC (Automatic Gain Control) function controls receiver
gain to produce a constant audio output level even when the
received signal strength is varied by fading, etc.
➥ Push [NB•AGC] for 1 sec. to toggle the AGC function ON
and OFF.
• "AGC" appears when the AGC function is in use.
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[NB•AGC]
[NB•AGC]

I VSC function

The VSC (Voice Squelch Control) function opens the squelch
only when receiving a modulated signal. This function is very
useful while scanning, the VSC pauses only when modulated
signals are received. Scanning continues when unmodulated
or beat signals are received.
q Push [SET•LOCK] to enter set mode.
w Push [SET•LOCK] or [S.MW•MW] several times until
"VSC" appears.
[SET•LOCK]
[DIAL]
[S.MW•MW]
[TS•MODE]
e Rotate [DIAL] to toggle the VSC function ON and OFF.
r Push [TS•MODE] to exit set mode.
• "VSC" appears when the VSC function is in use.
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