The FX25 was initially produced by DOD in the early 80s and is an OTA-based envelope filter/auto-wa… | Diy guitar pedal, Guitar distortion pedal, Guitar pedals
Request: DOD 440 Envelope Filter - SabroTone
envelope filter with lfo : r/diypedals
DOD FX25 Envelope Filter | Diy guitar amp, Filters, Envelope
Mu-Tron Micro-Tron III Envelope Filter - Pedal of the Day
Carl Martin Optical Envelope Filter Pedal Review - Premier Guitar