HEATKEYS

High performance audio amplifier kits up to 600 Watts rms. Suitable for hifi and proaudio. Includes speaker protection, current limiting soft start

Amp Schematics, Amp Schematics, Tube Amp Schematics, Valve Amp Schematics, Vacuum Tube, Audio Tube, Effect Schematics, Effect Pedal Schematics, Analog Effects, Digital Effects, Guitar Amp Schematics, Bass Amp Schematics, Fender Amp Schematics, Marsha...

Get the most out of your vintage Fender! Vintage Fender Amp Repair specializes in do-it-yourself repair, mods & upgrades for vintage Fender blackface & silverface amps. Blackface Mod Kits, Recap kits, signal cap upgrades, Fender sch...

tube amplifier parts, tubes, guitar tube amps, vintage tube amp parts, tubes, guitar tube amplifier building supplies, tube amp information

The Vintage Sound - Replica Fender and Marshall Cabinets, Lava Cables, Vacuum Tubes Effects Speakers Recording Guitar & Bass Parts Tolex Grillcloth Transformers Guitar Pickups Attenuators Test Equipment Chassis Baffles Guitar...

music equipment, recording, MIDI, digital audio, indie how-to.

music equipment, recording, midi, digital audio

Prowess Amplifiers offers resources for the guitar tube amplifier builder. We have a huge schematics inventory, projects section and forum.

Comprehensive guitarist and musician discussion forum covering vintage amps, modern amps, guitars, recording gear, drums, bass, and more.

Specializes in Antique Radio Schematics, Capacitors and Resistors. Carries antique radio schematic diagrams and electronic circuit service information for American, Canadian and European antique radios.