Zoom AC-3 - Boost Function Operation; Anti-Feedback Function Operation

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Using the boost function

Using the anti-feedback function

Turn the BOOST LEVEL knob to amplify the volume during solos or to change

the volume when switching between strumming and fingerpicking. Use the

BOOST switch to turn the boost ON and OFF.

Boost indicator (ON/OFF)

Press the anti-feedback switch to find and cut the frequency band that is caus-

ing feedback to reduce it.

The feedback switch will blink while the feedback frequency band is

being found. When the frequency band has been found, it will light

and the anti-feedback function will become active.

OFF Finding ON

NOTE

• The volume can be amplied by up to +9 dB.

• If the sound distorts when BOOST is ON, turn the VOLUME knob to adjust the volume.

NOTE

Press the anti-feedback switch again to turn the anti-feedback function off.

If an FS01 footswitch is connected, you can also turn the anti-feedback function on and off with your foot.

HINT