A Supa Tonebender in near mint condition, giving a very weak output signal.
![](https://www.zeta-sound.se/wp-content/uploads/SupaTonebender-6-1024x768.jpg)
Guts reveals what appears as all original.
![](https://www.zeta-sound.se/wp-content/uploads/SupaTonebender-5-768x1024.jpg)
Signal generator and a scopemeter isolated the problem to the bypass switch.
![](https://www.zeta-sound.se/wp-content/uploads/SupaTonebender-4-1024x768.jpg)
Not the typicall bypass switch construction. Note the date stamp 10 MAY 1976.
![](https://www.zeta-sound.se/wp-content/uploads/SupaTonebender-3-scaled.jpg)
However a construction that is easy to service.
![](https://www.zeta-sound.se/wp-content/uploads/SupaTonebender-2-scaled.jpg)
After a cleanupof the switch and the Radiohm potentiometers, the pedal is back in working condition.