Roland DC-30 Chorus Echo (Boss DM-300) Studio Console Internal surfaces are clean with

Internal surfaces are clean with no noticeable oxidation

cutting a hole and creating a phasing-wah effect when using an expression pedal or LFO to sweep the Splitpoint back and forth

This unit is in near mint condition - a very minor amount of oxidation on the coloured areas

Exceptional

Gain and Offset control operation of the internal light bulb that illuminatates photocells and are used to set the right sweep and throb sound of the effect

Roland DC-30 Chorus Echo (Boss DM-300) Studio Console Internal surfaces are clean withThese are great an excellent analogue delay chorus with lovely overdrive as well. Identical to the Boss DM 300.