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Boss HM-2 Heavy Metal User Manual

Boss HM-2 Heavy Metal
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Boss HM-2 Heavy Metal Specifications

General IconGeneral
TypeDistortion
ModelHM-2
ManufacturerBoss
TechnologyAnalog
Input Impedance1 MΩ
Output Impedance1 kΩ
Dimensions73mm (W) x 129mm (D) x 59mm (H)
Year Introduced1983
Discontinued1991
ControlsLevel, Distortion
Inputs1 x 1/4 inch
Outputs1 x 1/4 inch
Power Supply9V DC

Summary

Features

Name and Functions

AC Adaptor Jack

Connects to an AC adaptor for power supply.

Color Mix L

Adjusts low frequencies around 100 Hz to shape the tone.

Level Knob

Controls the volume difference between direct and effect sounds.

Output Jack

Connects the pedal's output to an amplifier.

Pedal Switch

Engages or disengages the HM-2 effect.

Indicator

Shows effect status and serves as a battery level indicator.

Color Mix H

Adjusts high frequencies around 1 kHz for tone shaping.

Distortion

Controls the intensity of distortion and sustain time.

Input Jack

Connects the instrument to the pedal, powering it on.

Thumb Screw

Allows opening the pedal cover for battery access.

Before Using HM-2

Connecting HM-2

Operating HM-2

Cautions for Replacing and Handling Battery

Replacing Battery Use One 9-Volt Battery

Provides step-by-step instructions for replacing the 9-volt battery.

Cautions

AC Adaptor (Option)

BOSS AC Adaptor

Recommends using BOSS AC adaptors for operation and warns about third-party ones.

Specifications

Power

Specifies power source as 9V battery or AC adaptor.

Power Consumption

Details the power draw of the unit.

Controls

Lists the various controls and indicators on the pedal.

Jacks

Lists the input and output connection types.

Input Impedance

States the impedance of the input jack.

Dimensions

Provides the physical size of the pedal in mm and inches.

Weight

Indicates the weight of the unit.

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