Web Directory

» DIY Vacuum Tube Testing
   Information on building an equipment for the testing of vacuum tubes.
   http://www.tubetesting.yolasite.com/

» Dr. Tube
   Tube amp schematics, tube datasheets and other tube related technical info.
   http://www.drtube.com/

» Duncan's Amp Pages
   Resources for vacuum tubes. A data sheet data base for tubes. SPICE models for vacuum tubes, and software available for download.
   http://www.duncanamps.com/

» Eimac's
   Design basics, care and feeding of power grid tubes and beam power tubes.
   http://www.cpii.com/library.cfm/9

» Frank's Electron Tube Pages
   Vacuum tube, vintage radio and other electronics information. Tube data sheets and pinout.
   http://www.tubedata.org/

» Glowbugs
   Vacuum tube circuits, some theory, manuals, and calculators.
   http://www.mines.uidaho.edu/~glowbugs/

» JMH's Virtual Valve Museum
   A collection of pictures and information of old, unusual and unique vacuum tubes.
   http://www.tubecollector.org/

» Mike's Electric Stuff
   Antique glass and vacuum stuff, for electronics and high voltage.
   http://www.electricstuff.co.uk/

» RadioPistoia by Pierluigi
   Audio tube amplifier project. European tube number guide. Links to other tube sites. [English, Italian]
   http://www.radiopistoia.com/

» Rf Power EXchange
   RF power tubes and transistors, large inventory.
   http://www.rfpowerx.com

» Russian/Soviet
   Tube factories and their logos.
   http://www.ominous-valve.com/russtube.html

» Shortwave Transmitter Tubes
   A service from TDP with links to and information about the manufacturers, rebuilders and distributors/suppliers of tubes. An extensive list of data sheet sources.
   http://www.tube.be

» Svetlana Applications Notes
   Application notes on the care and feeding of Svetlana tubes, mostly for high power service.
   http://www.rfparts.com/tubesvet.html#svetlana

» TechInfo_2
   Vacuum tube equations, design and technical information.
   http://www.aikenamps.com/TechInfo_2.htm

» The Tube CAD Journal
   A monthly webzine devoted to vacuum tube circuit design and understanding.
   http://www.tubecad.com/

» Triode Electronics, Inc.
   Tubes and parts for hi-fi, radio and guitar. Tube data and amp schematics, links to tube amp information.
   http://www.triodeelectronics.com/

» Tube Rebuilders
   Technical data, theory, trouble shooting information for high power tubes.
   http://www.cpii.com/division.cfm/11

» Tubeopedia
   A wiki encyclopedia of information on vacuum tubes and related topics including equipment that uses tubes, circuits, theory, and companies.
   http://www.tubeopedia.com/index.php?title=Main_Page

» Vacuum Tube Valley
   All about vacuum tubes. Tube audio amp kits.
   http://www.vacuumtube.com/

» Vacuum Tubes
   N9TEW is supplier of vacuum tubes for ham, audio and antique radio purposes.
   http://www.hamtubes.com/tubes/

» Vacuum tube FAQ
   How to use them and how they work. List of tubes and what they are used for.
   http://www.vacuumtube.com/FAQ.htm

» Vintage H.H. Scott Hi-Fi Stereo Archive
   Information on vintage H.H. Scott (vacuum tube) consumer high fidelity audio products produced from 1946 through 1966. Includes schematics.
   http://hhscott.com

» World Tube Audio Portal
   Audio tube related link list, forums and newsgroups, tube amplifier collection and tweaking. Audio amplifiers that use tubes. Tube replacement list included.
   http://www.worldtubeaudio.com/