Web Directory

» Audio Kit Mania
   Distributor of tube and related products to design and build custom amplifiers and systems.
   http://www.audiokitmania.com/

» D.Klimo
   Manufacturer of a variety of high end tubes. Germany.
   http://www.dklimo.de/

» David Berning Company
   Manufactures a series of vacuum tube audio amplifiers based on impedance converter that replaces the traditional audio-output transformer. Italy.
   http://www.davidberning.com

» Greenstone USA
   Manufacturer and distributor of vacuum tubes and capacitors for audio, broadcast and military applications.
   http://www.greenstoneusa.com

» Hot Glass Audio
   Repair, modification and restoration of vintage, vacuum tube audio equipment such as tube amplifier.
   http://hotglassaudio.com

» JAC-Music
   Provides information about electron tubes products, support, distributor addresses, datasheets and sells tubes parts.
   http://www.jacmusic.com/

» JJ Electronic
   Manufacturers of tubes, capacitors for high-end audio amplifiers. Base in Slovak republic and Canada.
   http://www.jj-electronic.sk/

» Machmat Tube
   Information about tubes. Tube datasheets, schematics, code explanation, and sales.
   http://www.machmat.com/

» MagneQuest
   Makes tube audio transformers such as air-gapped and parallel feed single-ended transformers.
   http://www.magnequest.com/

» PAEng Design
   Devoted to vacuum tubes world applied to audio science. Consulting, design and engineering in audio. Power amplifiers and Hi-End products.
   http://digilander.libero.it/paeng/

» THL
   Supplier of audio parts and DIY kits. Taiwan.
   http://www.thlaudio.com/

» Valvotronics
   Manufacturer of high end tube audio electronics, including the Gain Ryder 3 compressor.
   http://valvotronics.com/

» Variable Voltage Technology Ltd
   Transformers power supplies and related equipment for audio equipment. Also EL inverters and magnetron transformers. UK.
   http://www.vvttransformers.co.uk

» Watford Valves
   Suppliers of tested, graded and guaranteed valves to the professional music industry. UK.
   http://www.watfordvalves.com/

» Zeitmann tubes
   Manufacturers of vacuum tubes such as NOS Tungsram audio tubes.
   http://www.zeitmann-tubes.com/