Filter / Wah (Treadle Wah)
The Marshall Supa Wah is an analog treadle Wah pedal based on the Transistor wah with 'Clover' inductor (stamped FX2238); early units use two TI 2G374 low-gain germanium transistors, later units silicon; similar to the Colorsound Supa Wah, made in UK.
| Category | Filter / Wah (Treadle Wah) |
| Circuit / based on | Transistor wah with 'Clover' inductor (stamped FX2238); early units use two TI 2G374 low-gain germanium transistors, later units silicon; similar to the Colorsound Supa Wah |
| Signal | Analog |
| Power | 9V battery |
| Battery power | Yes |
| Country of manufacture | UK |
Closest matches from other makers, by spec and circuit.