A Virtual Directory for Audio Recording, Sound Systems,
Guitars, Keyboards, Drums and Audio Software.

Acoustics
 Acoustics 101 / Arthur Ludwig Articles / Ethan’s Magazine Articles / Real Traps Acoustics Articles / Sound On Sound    

Audio Circuits
 Ampage / Apogee Kits / diyAudio.com / DIY Audio Projects / DIYguitarist.com / Discover Circuits / Elliott Sound Products / Guytronix / Hobby Projects / Hoffman Amplifiers / Marchand Electronics / PAiA / Shavano Music / Tube Amp FAQ  

Cable Systems
 Recording Website / Shavano Music / Sound On Sound   

Equipment Cases
 Shavano Music  

Guitar Building
 BuildYourGuitar.com / Grizzlly Industrial / Musical Instrument Makers Forum / Project Guitar    

Instrument Stands
 Rock Guitar World / Shavano Music / Sound On Sound

Modifications
 Ampage / Shavano Music / Tube Amp FAQ

Rack Systems
The Frankes.com

Speaker Enclosures
Arthur Ludwig Articles / AJ Design Software / Harris Tech    

Special Effects
 Edmund Scientific / Perfect’s Pages / Star Light And Magic   

Stage Lighting
 Perfect’s Pages / Shavano Music

Studio Consoles
 The Frankes.com

AJ Design Software

Subwoofer Box Enclosure Design Calculator

Sealed Box Calculator

Vented Box Calculator

Bandpass Box Calculator