www.diyaudio.com 
A great do it yourself site: "By the fanatics for the fanatics". And host of the Pass Labs forum. 

www.designbuildlisten.com
DIY HiFi components including chassis, heatsinks, handles, knobs, etc..

www.audiogrid.com/arsl.html 
Audio Related Internet Links compiled by Steve Ekblad

www.theaudiologic.com
Here you will find DIY recipes for speakers, DIY speaker kits, ideas and hints on the successful installation and implementation of your vision and creation!

www.digikey.com
Resources for Mosfets and other parts for DIY projects.

www.mouser.com
Another great resource for the Do-It-Yourself enthusiast.

www.mcmaster.com 
McMaster-Carr industrial supply company. 

www.accelthermal.com 
Manufacturer of standard and custom aluminum heat sinks.

www.aavid.com
A good source for heatsinks.

Fischer elektronik: Another source of heatsinks. 

www.plitron.com
Toroidal transformers of all shapes and sizes.

www.mpja.com
Marlin P. Jones & Assoc. Ins. Lots of good stuff for DIY projects, including heatsinks.

www.theabsolutesound.com 
The High End journal of audio and music.

www.stereophile.com 
Stereophile on the web.

www.audioxpress.com 
AudioXpress:  the one magazine to meet your audio needs. Continuing Audio Electronics, Glass Audio, and Speaker Builder

www.avguide.com 
Audio, Video and Home Theater equipment reviews.

thestar.com.my/audio
AudioFile & AV

enjoythemusic.com 
High-end audiophile music and audio equipment reviews.

www.audiophilia.com
The Online Journal for the Serious Audiophile

ecoustics.com
eCoustics.com - Everything Hi-Fi Online. 

www.audioreview.com
Audio, Stereo Equipment Reviews and Classifieds

www.audiorevolution.com
News, music and equipment reviews.

www.audiovideonews.com
The Internet's newest news and information service for consumers of audio, video and music products.