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Boss OS-2 User Manual

Boss OS-2
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Boss OS-2 Specifications

General IconGeneral
Effect TypeOverdrive/Distortion
Input Impedance1 M ohm
Input1/4 inch phone type
Output1/4 inch phone type
ControlsDrive, Tone, Level, Color
Power Supply9 V battery or AC adaptor
Dimensions73 x 129 x 59 mm
Weight400 g
Output Impedance1 kΩ

Summary

Specifications

Instructions Overview

Panel Description

AC Adaptor Jack

Connects to the AC adaptor (PSA-series) for continuous power without battery.

Check Indicator

Lights up when effect is on; also serves as battery check indicator.

Level Knob

Adjusts the output sound level when effects are applied, balancing with bypass sound.

Tone Knob

Adjusts the tonal character of the effected sound, affecting upper/lower frequency emphasis.

Output Jack

Connects the unit's output signal to an amplifier or other effects devices.

Pedal Switch

Engages or disengages the effect. The Check Indicator lights up when the effect is on.

Thumb Screw

Allows the pedal to be opened for battery replacement.

Color Knob

Adjusts the balance between overdrive and distortion sound components.

Drive Knob

Controls the amount of overdrive/distortion applied to the sound.

Input Jack

Accepts input from guitar/instruments; powers unit when plug is inserted.

Connections

Operation Guide

Color Knob Operation

Adjusts the balance between overdrive and distortion sounds.

Drive Knob Operation

Controls the degree of overdrive/distortion applied.

Level Knob Operation

Sets the output volume, balancing effect on/off levels.

Tone Knob Operation

Adjusts the tonal character of the effected sound.

Pedal Switch Operation

Depress the pedal switch to turn the effect on or off.

Battery Replacement

Important Notes

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