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TOP PANEL

PAD

Reduces the input signal by 10dB, 

maintaining a clean signal with higher

output instruments.

COLOUR

Changes the voicing of Channel 1.

When engaged, it will boost presence and 

slightly cut midrange frequencies.

GAIN

Controls the gain level (volume) of the 

Channel 1. When set to minimum,

no sound will be heard.

TREBLE

Adjusts the high frequency response. 

Increase the Treble for brighter tones or 

reduce for a warmer sound.

MID

Adjusts the midrange response. 

Increasing the mids creates a fatter 

sound, whilst reducing ‘scoops’ the tone.

CHANNEL 1 - GUITAR

1/4” jack input – 1/4” instrument jack socket

BASS

Adjusts the lower frequency 

response. Increasing the Bass 

produces deeper sounds.

The top panel of the Crush Acoustic 30 is divided into 4 sections.

indicated by the following icons.

Global

Channel 1

Channel 2

Effects

CHANNEL 2 - MIC

Jack/XLR combi input

GAIN

Controls the gain level (volume) of the 

Channel 2. When set to minimum,

no sound will be heard.

TREBLE

Adjusts the high frequency response. 

Increase the Treble for brighter tones or 

reduce for a warmer sound.

BASS

Adjusts the lower frequency 

response. Increasing the Bass 

produces deeper sounds.

PHANTOM POWER

Activates phantom power when using 

a condenser microphone (check 

manufacturer specifications).

MIC/LINE

Selects between instrument/line level 

signals from the jack input and mic level 

signals from the XLR input.

AUX

For use with MP3 players, laptops etc. via a 3.5mm audio 

cable. The audio signal is internally summed to mono.

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