Guitar Boost Pedal Design - Phil's Lab #74



Published
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).

[SUPPORT]
Free trial of Altium Designer: https://www.altium.com/yt/philslab

PCBA from $0 (Free Setup, Free Stencil): https://jlcpcb.com/RHS

Patreon: https://www.patreon.com/phils94

Mixed-signal hardware design course: https://phils-lab-shop.fedevel.education

[GIT]
https://github.com/pms67

[TIMESTAMPS]
00:00 Boost Demo (Max Gain)
00:26 Introduction

00:37 Altium Designer Free Trial
00:59 JLCPCB and Design Files

01:14 Device and Schematic Overview
04:54 Power Supply
05:40 Input Section
08:02 Difference Amplifier (Long-Tailed Pair)
09:04 Voltage Gain Stage (CE Amp)
10:00 Output Buffer

11:16 PCB Overview

12:22 Enclosure

12:44 Time Domain Analysis (WaveForms)
14:40 Frequency Domain Analysis (WaveForms)

17:12 Guitar Demo

ID: QIBvbJtYjWuHiTG0uCoK
Category
Audio
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