Super cool piece of gear history here!
This is a Maestro Ring Modulator RM-1. This is the RM-1, not 1A or 1B, and is much harder to find. This is the only one available currently on Reverb or eBay.
This particular RM-1 is in great condition, especially for its age. Just light signs of wear throughout. Light scuffs and scratches, but nothing major. The biggest cosmetic issue is ... read more