How To Tighten And Fix A Loose Guitar Potentiometer And Knobs Youtube It seems like finding a substitute potentiometer knob should be simple but there are more complications than you might think. syntaur's sam mims discusses. I was going to record some guitar tonight but it turns out this potentiometer had other plans. figured it might be helpful to make a video documenting the fi.
Potentiometer Knob Fixing Youtube Cleaning the knob potentiometers in my digitech whammy dt to improve tracking. 1. by all means, clean and lubricate the potentiometer. however, a pot in an audio circuit should not make any significant scratching noise. scratching noise is a sign of a possible design neglect in the circuit: namely, a dc potential across the wiper contact. Wire wound potentiometers mounted on old radios have the typical look shown in figure 7 and can be repaired in a comparatively easy way. figure 7 a typical wire wound pot of the 30s. once that the cover has been removed, determine the exact point where the interruption is present and mark it accurately. By slowly turning the potentiometer you should see a smooth trace on the oscilloscope as you turn the pot. if the pot has issues you will most likely see the trace jump as you turn the pot. good pot: bad pot: in my experience the fix for a bad potentiometer is to replace it. you can try cleaning the wiper surface, if you can get access to it.
Potentiometers How They Work Disassembly And Exploration Youtube Wire wound potentiometers mounted on old radios have the typical look shown in figure 7 and can be repaired in a comparatively easy way. figure 7 a typical wire wound pot of the 30s. once that the cover has been removed, determine the exact point where the interruption is present and mark it accurately. By slowly turning the potentiometer you should see a smooth trace on the oscilloscope as you turn the pot. if the pot has issues you will most likely see the trace jump as you turn the pot. good pot: bad pot: in my experience the fix for a bad potentiometer is to replace it. you can try cleaning the wiper surface, if you can get access to it. Recap of the cleaning process. the cleaning procedure is simple: turn off the device and remove the potentiometer. apply contact cleaner to the potentiometer’s openings. rotate the knob to distribute the cleaner inside. wipe away grime and excess cleaner with a cloth. allow it to dry before reassembling. By cleaning the potentiometers, volume controls, treble knobs, and switches with contact cleaner spray, you can breathe new life into your vintage radio and continue to enjoy its timeless appeal. regular maintenance, including periodic cleaning, can help prevent future issues and ensure the longevity of these cherished pieces of technology.
Comments are closed.