What is this FET optocoupler doing in this Voodoo Labs Sparkle Drive? It isn't mentioned on any perf or PCB layouts I'm looking at and I've never heard of one before. It's
Voodoo Lab Sparkle Drive MOD Overdrive - Pedal de guitarra : Amazon.es: Instrumentos musicales
Pre-Owned Voodoo Lab Sparkle Drive Mod - Five Star Guitars
Voodoo Lab Sparkle Drive MOD Overdrive Pedal | NStuffmusic.com
Central Music - Voodoo Lab Sparkle Drive is an overdrive pedal featuring a unique `clean` control. Its overdrive circuit provides the same tone as a vintage 808. Then the clean control blends
Voodoo Lab Sparkle Drive | Reverb Demo Video - YouTube