- The invention of the vacuum tube - http://www.maxmon.com/1883ad.htm
In 1879, the legendary American inventor Thomas Edison publicly exhibited his incandescent electric light bulb for the first time. This led to the invention of the vacuum tube.
- Mike's Electric Stuff - http://www.electricstuff.co.uk/
Antique glass and vacuum stuff, for electronics and high voltage.
- Russian/Soviet - http://www.ominous-valve.com/russtube.html
Tube factories and their logos.
- Vacuum tube FAQ - http://www.vacuumtube.com/FAQ.htm
How to use them and how they work. List of tubes and what they are used for.
- Vacuum tube links - http://www.acadia.net/guest/michelle/tubes.htm
A long list mostly audio stuff. Links to substitution guides, data sheet sites.
- Vacuum Tube FAQ - http://shay.ecn.purdue.edu/~busenitz/vac.html
How to use them and how they work. One of the more accurate vacuum tube FAQs on the net.
- Vacuum Tube Valley - http://www.vacuumtube.com/
All about vacuum tubes. Tube audio amp kits.
- Triode Electronics - http://www.triodeel.com/
Tubes and parts for Hi-Fi, Radio and Guitar. Tube data and amp schematics online, links to tube amp information on the web
- Duncan's Amp Pages - http://www.duncanamps.com/
Internet resource for vacuum tubes.A data sheet data base for tubes. SPICE models for vacuum tubes, and software available for download.
- Vacuum Tube Index - http://www.ee.ualberta.ca/~schmaus/elect/tdex.html
Vacuum tube resources for students and more advanced users.Everything from fundamental techniques to SPICE simulation.
- Vintage H.H. Scott Hi-Fi Stereo Archive - http://hhscott.com
This site promotes open sharing of information, understanding and historic appreciation of vintage H.H. Scott (vacuum tube) consumer high fidelity audio products produced from 1946 through 1966.
- The Tubes and Valves Online Database - http://www.ginko.de/user/franz.hamberger/roehren/roehren.html
European electron tube charts with characteristic data, basing diagrams, and application info, includes Russian types.
- Heathkit Links - http://www.mods.com/heath-hifi/links.html
Quite a few good links to tube parts sources.
- Shortwave Transmitter Tubes - http://www.tube.be
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.
- Vacuum Tubes - http://www.hamtubes.com/tubes/
N9TEW is supplier of vacuum tubes for ham, audio and antique radio purposes.
- Tube Rebuilders - http://www.econco.com/
Technical data, theory, trouble shooting information for high power tubes.
- Cathode Corner - http://www.cathodecorner.com/
A scope clock, and tiny scope museum. The "Scope Clock" kit may be purchased.
- Frank Philipse - http://home.wxs.nl/~frank.philipse/frank/frank.html
Vacuum tube, vintage radio and electronics information. Extensive listings of tube data sheets.
- Svetlana Applications Notes - http://www.rfparts.com/tubesvet.html#svetlana
Application notes on the care and feeding of Svetlana tubes, mostly for high power service.
- RadioPistoia By Pierluigi - http://www.radiopistoia.com
Audio tube amplifier project. European tube number guide. Links to other tube sites.
- Eimac's - http://www.cpii.com/eimac/cf.htm
Care and feeding of power grid tubes. A lot of information on beam power tubes also.
- Frank's Electron tube Pages - http://home.planet.nl/~frank.philipse/frank/frank.html
Data sheets, search, history, tube bases, and numbering systems, substitution list and an extensive link list. All you would need to know about vacuum tubes.
- Tube Collectors Association - http://www.tubecollectors.org/
A great resource for tube theory and operation. Quite a bit of history also.
- JMH's Virtual Valve Museum - http://www.tubecollector.org/
An extensive collection of pictures and information of old, unusual and unique vacuum tubes.
- World Tube Audio Portal - http://www.worldtubeaudio.com/
Audio tube related link list, forums and newsgroups, tube amplifier collection and tweaking. Audio amplifiers that use tubes. Tube replacement list included.
- Dr. Tube - http://www.drtube.com/
Tube amp schematics, tube datasheets and other tube related technical info.
- Glowbugs - http://www.mines.uidaho.edu/~glowbugs/
Some excellent theory, vacuum tube circuits, manuals, intersting stories and information.
- TechInfo_2 - http://www.aikenamps.com/TechInfo_2.htm
Vacuum tube equations, design and technical information.
- The Tube CAD Journal - http://www.tubecad.com/
A monthly webzine devoted to vacuum tube circuit design and understanding.
- Rf Power EXchange - http://www.rfpowerx.com/
RF power tubes and transistors, large inventory.
- Clocks with Nixietubes - http://www.nixieclocks.de/
Various types of time keeping devices made with Nixie tubes and Nixie tube like componenets.
- Nixie and Dekatron tubes - http://home.earthlink.net/~jasonrandharper/Nixie.html
Some pictures of Nixie and other types of old and unusual vacuum glass tubes.
- Åke's Tube data - http://web.telia.com/~u87127076/index.htm
Very extensive list of various types of tube information including electronics humor section.
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