![Amazon.com: Donner Mini Auto Wah Pedal Dynamic Wah Guitar Effect Pedal Envelope Filter True Bypass : Musical Instruments Amazon.com: Donner Mini Auto Wah Pedal Dynamic Wah Guitar Effect Pedal Envelope Filter True Bypass : Musical Instruments](https://m.media-amazon.com/images/I/61WfSLRfanL._AC_SY580_.jpg)
Amazon.com: Donner Mini Auto Wah Pedal Dynamic Wah Guitar Effect Pedal Envelope Filter True Bypass : Musical Instruments
![Pedal Shape and Pins - 1) Why are they tapered (not just a rectangle)? 2) Why do some pedals have pins in the center near the spindle, and some don't? Would love Pedal Shape and Pins - 1) Why are they tapered (not just a rectangle)? 2) Why do some pedals have pins in the center near the spindle, and some don't? Would love](https://preview.redd.it/15qk48yxiya91.png?width=1306&format=png&auto=webp&s=985dfa42e31a3eddeb26dbf24386d30985716254)
Pedal Shape and Pins - 1) Why are they tapered (not just a rectangle)? 2) Why do some pedals have pins in the center near the spindle, and some don't? Would love
![I tried building this pedal and stripped it down to just a boost and it works but the op amp keeps distorting I think, sounds fuzzy. Any thoughts on why and/or solutions. : I tried building this pedal and stripped it down to just a boost and it works but the op amp keeps distorting I think, sounds fuzzy. Any thoughts on why and/or solutions. :](https://preview.redd.it/4dzl1lzk0of71.png?width=640&crop=smart&auto=webp&s=72979d47d711a670e3d1d2a1139a38c57f3c67cc)
I tried building this pedal and stripped it down to just a boost and it works but the op amp keeps distorting I think, sounds fuzzy. Any thoughts on why and/or solutions. :
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Amazon.com: Costzon Go Kart - Carrito de 4 ruedas con pedales, para andar al aire libre, con asiento ajustable, ruedas de goma, freno, para niños y niñas : Juguetes y Juegos
![Amazon.com: Hauck Lightning - Pedal Go Kart | Pedal Car | Ride On Toys For Boys & Girls With Ergonomic Adjustable Seat & Sharp Handling - Race Green : Toys & Games Amazon.com: Hauck Lightning - Pedal Go Kart | Pedal Car | Ride On Toys For Boys & Girls With Ergonomic Adjustable Seat & Sharp Handling - Race Green : Toys & Games](https://m.media-amazon.com/images/I/51TcD+CfOkL._AC_.jpg)
Amazon.com: Hauck Lightning - Pedal Go Kart | Pedal Car | Ride On Toys For Boys & Girls With Ergonomic Adjustable Seat & Sharp Handling - Race Green : Toys & Games
![Amazon.com: Best Choice Products 3 en 1 carrito a pedal para niños para interiores y exteriores, para empujar, para niños pequeños, carro de juguete con asa, bocina y música : Todo lo demás Amazon.com: Best Choice Products 3 en 1 carrito a pedal para niños para interiores y exteriores, para empujar, para niños pequeños, carro de juguete con asa, bocina y música : Todo lo demás](https://m.media-amazon.com/images/I/416X4ppEdeL._AC_.jpg)