The BOSS CH-1 Super Chorus Pedal delivers a clean, classic chorus sound with crystal-clear highs and a unique stereo effect, variable between left and right speakers.

Effect Level Knob

This sets the mixing level of the effect sound (whose pitch is changing) to the normal sound. Clockwise rotation increases the volume of the effect sound, while counterclockwise rotation decreases it.

EQ Knob

This controls the tone of the effect sound. Clockwise rotation boosts higher frequencies, and counterwise rotation cuts them.

Rate Knob

This sets the rate of the chorus effect. Clockwise rotation quickens the rate, and counterwise rotation slows down.

Depth Knob

It sets the depth of the chorus effect. Clockwise rotation deepens the effect, and counterwise rotation creates the opposite effect.

Input Jack

This jack accepts input signals coming from a guitar, some other musical instruments, or another effect unit.

Output A/B Jacks

It connects an amplifier to these jacks. For monaural output, use only Output A.