Boss PSM-5

The Boss PSM-5 Power Supply & Master Switch is a vintage utility pedal designed to power multiple Boss effects while providing a master effects-loop switch for engaging or bypassing an entire pedal chain.

Type
Power Supply / Master Effects Loop Switch

Model
PSM-5 Power Supply & Master Switch

Manufacturer
Boss

Country of Manufacture
Japan

Era
1980s

Controls
Master footswitch

Input
Guitar 1/4" input, Return 1/4" input, 9V DC input

Output
Amp 1/4" output, Send 1/4" output, 9V DC output

Notable Features
Master switching for an external effects loop, powers multiple compatible Boss pedals through a daisy-chain cable, 9V DC input and output, check LED, rugged Boss compact-pedal enclosure.