The key elements of that circuit design are the Drive control and something called a voltage doubler
Similar to the visual effect of a barber pole
the middle switch determines your delay time
What’s the recipe for the MicroPitch Delay pedal
Both effects are tube-driven and can be activated via a footswitch
Dunlop Germanium Fuzz Face Mini - FFM2 FIlter The key elements of thatThis Fuzz Face Mini Distortion provides warm vintage fuzz tones thanks to mismatched germanium transistors, with a status LED, AC power jack, battery door, and mini housing for modern convenience. This pedal can be powered by a 9 volt battery, a Dunlop ECB003 9 volt adapter, or the DC Brick, Iso Brick, and Mini Iso Brick power supplies (not included). The Fuzz Face Mini pedal line features legendary Fuzz Face tones in smaller, more pedalboard friendly