The instrument
The Boss ROD-10 Overdrive/distortion unit is part of the Boss Micro-rack series which graced a huge amount of home studio's in the 1980's.
Details
The Boss ROD-10 is a rack type overdrive / distortion unit. Featuring three different overdrive effects and a distortion fuzz it can create wide variety of distortions. A three band equalizer is build in. Provided with the Line Output which simulates the characteristic of a guitar amplifier, the ROD-10 cn be directly connected with a mixer. It can be used with a bass guitar or a keyboard as well as a guitar. (source: vintage digital)