DIY Audio Projects - Hi-Fi Blog for DIY Audiophiles: Class A MOSFET Amplifier
H2 Harmonic Generator – diyAudio Store
diyAudio - My DIY projects
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"
DIY AUDIO PROJECTS - Do-It-Yourself Hi-Fi for Audiophiles
Retro Thing: DIY Vacuum Tube Preamplifier
Pro Audio: DIY Audio Projects (Part II)
Pro Audio: DIY Audio Projects (Part II)
diyAudioProjects.com (@AudioProjects) / Twitter
DIY audio - Wikipedia
Build Your Own Professional-Grade Audio Amp on the Sort of Cheap - IEEE Spectrum
DIY Audio Projects - Hi-Fi Blog for DIY Audiophiles: DIY 6EM7 Single-Ended Triode (SET) Amplifier
DIYAudioProjects
A Few Interesting DIY Audio Projects c. 1955 – Preservation Sound