DIY Audio projects including speaker and subwoofer designs, to gainclone and other amplifiers
Audiophile Diyer - MY DIY AUDIO PROJECTS
DIY audio gallery - SoundImports
diyaudio.de Projects – diyaudio.de
The Stereo 6T9 Vacuum Tube Amplifier - DIY Audio Projects
diyAudio - My DIY projects
DIY Audio Electronics Projects | DIYAudio
Retro Thing: DIY Vacuum Tube Preamplifier
4S Universal Preamplifier for 12A*7 Tubes
I got a chance to tune up and listen to the first two diy audio projects that got me to fall in love with the hobby tonight - Paul Carmody's "Overnight Sensations"