www.tubefreak-mastering.com: Professional audio (CD) mastering by Tubefreak Sites you have to see Harmony Central: Reviews of almost every guitar/amp/effect and good links. Van Den Hul: Dutch company that makes professional high-end cables. Check it out! Watford Valves: New and new-old-stock tubes. By far the best tube store online. Geoffrey Teese website: The ultimate wah's. Analog Man: For all your vintage and handmade stompboxes. Amptone: Great resource for many amplifier and effect questions. Duncan Amps: Good tube database and excellent explanation of biasing, Class A/B, etc. Aiken Amps: Biasing, tubes, great schematics, FAQ etc. Mike's Tube Amp Pages: Different ways of biasing Forums For general guitar, amp, tube, effects and rack discussions go to Harmony-Central. For DIY Stombox building and repair go to DIYStomboxes. For real rackfreaking go to Huge Racks Inc. Switchers, loopers and all other handy guitargear Sound Sculpture: HEAVEN. Forget Bradshaw and DMC for audio routing.... Axess Electronics: Professional audio- & functionswitching devices. Great quality and good support. Ernst Fliek: Professional amp builder, costumizer, etc. Top of the bill. Bob Bradshaw: Builds guitar-rack-systems for pro guitarplayers. Rolls: For your audio and function switching and quality audio gear. DMC: Professional audio/function switchers, midi controllers, speaker sim's, etc. Fulltone: Great pedals and some true bypass diagrams. Pete Cornish: The English equivalent of Bob Bradshaw. Miscellaneous Dieter's GSP2101 page: all there is to know can be found here. DrTube: Site with lots of Marshall schematics and info. Schematics: Polish site with some hot schematics (Boogie, Bogner, etc) Huge Racks Inc.: For all the people that love those fridges. FET preamp cable: Great design to buffer your guitar output! Active Leads: Prefab buffered cables, used by many pro's Funk Logic: What to do with all those empty rackspaces...? *tip* Guitar Collections: Features many guitar collections. Steward - MacDonald's: Guitar shop supply, for all your guitar parts and wiring tips. Guitar Nuts: Nice examples and explanation of wiring, switches, etc. Virtual Guitar Magazine: Great site with a lot of info on rack gear. London Power: (Custom) Tube amp builder with great tube information. U2 sound site: Excellent overview of The Edge's guitar gear. McKenzie Triaxis' page: Good informative site by Tony McKenzie on the Mesa/Boogie Triaxis. Egroups: Has several discussion groups about guitar gear: POD, TriAxis, VGS2120, Rigtips, etc. Deja: Online archive of ao. alt.guitar, alt.guitar.amps and alt.guitar.effects Shavano Music Online: Great online resource for speakerwiring, Ohm questions etc. Guitar Forum FAQ: Good Frequently Asked Questions overview. Route101 Guitars: Simple advice on intonation, setting the neck, etc. Pedalboard: Pedalboards, powersupplies and accessories. Advanced Tube Technology: Make nice tube driven loop mixers ePanorama.net: Great resource on various interesting topics. AxeAnnex: Working on a list of website from Harmony-Central members GuitarPlayerWorld.com: Learn How to Play Guitar | Free Beginner Guitar Lessons Lighthouse of Music: Dutch site with enormous amounts of (quality) links. Brands Mesa/Boogie Geoffrey Teese DigiTech Van Den Hul Neutrik Behringer Ibanez Marshall Dean Markley DiMarzio Seymour Duncan EMG Jim Dunlop Samson Monster Cable George L's Other sk;rl (band I play in) Porn-Art-O'Graphy (digital-art I make)