DESCRIPTION

Up for sale is a legendary ProCo Rat R2DU, the highly sought-after 1U rack unit featuring two independent vintage RAT circuits in a single chassis. A fantastic piece of gear for tone purists, collectors, and rack enthusiasts seeking the authentic late '80s / early '90s RAT distortion.

Audio Circuit & Tone (100% Original)

 Original Vintage Op-Amps: Loaded with the legendary Motorola LM308N chips (1990 date codes).

 Period-Correct CTS Potentiometers: Original CTS pots stamped with 1989/1990 date codes (R13789xx / R13790xx).

 Original PCB: Authentic ProCo Sound circuit board made in Kalamazoo, Michigan USA, complete with the iconic Cyrillic text print.

 Tone: The tone circuit, clipping section, and signal path are 100% original. It delivers the signature warm, rich, and cutting overdrive/fuzz tone that made these units famous.

Condition & Transparency Notes

For full disclosure to prospective buyers and collectors:

1. Replaced Switching Relay: The internal channel-switching relay has been updated to a modern, highly reliable Omron G5V-2-H1 unit. This is purely a functional maintenance update for the footswitch switching control and does NOT reside in the audio path or affect the tone in any way.

2. Power Supply: Includes a non-original power supply (fully tested, proper rating, and perfectly working).

3. Footswitch Connecting Cable: Includes a non-original footswitch connection cable (fully functional).

Overall Condition

The unit is in great vintage cosmetic condition with minor rack wear expected for its age. It has been fully tested and is 100% operational.

Fast, secure shipping with tracking and careful packaging worldwide.