![Amazon.com: IK Multimedia TONEX Pedal AI machine learning multi effects pedal: Tone Model any electric guitar amp, guitar pedal, distortion pedal, overdrive pedal or other guitar effects : Musical Instruments Amazon.com: IK Multimedia TONEX Pedal AI machine learning multi effects pedal: Tone Model any electric guitar amp, guitar pedal, distortion pedal, overdrive pedal or other guitar effects : Musical Instruments](https://m.media-amazon.com/images/I/6153-5aGRuL._AC_UF894,1000_QL80_.jpg)
Amazon.com: IK Multimedia TONEX Pedal AI machine learning multi effects pedal: Tone Model any electric guitar amp, guitar pedal, distortion pedal, overdrive pedal or other guitar effects : Musical Instruments
![Mystery: I built three copies of the same circuit (fOXX Tone Machine) from the same stripboard layout; one works, the others do not. I measured the transistors and all the collector voltages Mystery: I built three copies of the same circuit (fOXX Tone Machine) from the same stripboard layout; one works, the others do not. I measured the transistors and all the collector voltages](https://preview.redd.it/gfgrbrpulsw71.jpg?width=640&crop=smart&auto=webp&s=4fc9ff2e1052aa538440bebb4d49f7d9dc53f516)
Mystery: I built three copies of the same circuit (fOXX Tone Machine) from the same stripboard layout; one works, the others do not. I measured the transistors and all the collector voltages
![Warm Audio Foxy Tone Box Octave Fuzz Guitar Pedal (Foxx Tone Machine Clone) | Modulation & Pitch - Mannys Music // Mannys Music Warm Audio Foxy Tone Box Octave Fuzz Guitar Pedal (Foxx Tone Machine Clone) | Modulation & Pitch - Mannys Music // Mannys Music](https://www.mannys.com.au/images/ProductImages/500/WAR-FOXYTONEBOX_2.jpg)