Guitar Boost Pedal Design - Phil's Lab #74
How to design your own guitar boost pedal. Including discussion on specifications/requirements, analogue circuitry (buffers, long-tailed pair, common-emitter amplifier, compensation, negative feedback, etc.), analysis (oscilloscope + function generator, Bode plots), and implementation (live guitar demo).
Chapters:
- 00:00Boost Demo (Max Gain)
- 00:26Introduction
- 01:14Device and Schematic Overview
- 04:54Power Supply
- 05:40Input Section
- 08:02Difference Amplifier (Long-Tailed Pair)
- 09:04Voltage Gain Stage (CE Amp)
- 10:00Output Buffer
- 11:16PCB Overview
- 12:22Enclosure
- 12:44Time Domain Analysis (WaveForms)
- 14:40Frequency Domain Analysis (WaveForms)
- 17:12Guitar Demo