Bob Richards' Audio Projects

Index Page

 

WARNING: Tube circuits contain high voltages and are dangerous to work on. The author is not responsible for any personal injury or property damage caused by use of the information on these pages.

 

Who's Bob ?

 

The Vermillion, 2019 Hi-Fi Speaker System

 

Plan B Speaker System 2019

 

Bluesman 2018 - 20 Watt Guitar Amp Project

 

Bob's Bluetooth Lithium Battery Operated Class D Boom-Box Project

 

My "Tonemeister" Stereo Preamp

 

My Tube Type Hi-Fi amplifier, "The Music Box"

 

My LM3886 Four Channel Poweramp 2020

 

My LM3886 four channel poweramp Project 2016