Penta Laboratories
Manufacturer and distributor of electron tubes for broadcast, industrial, marine and avionics applications worldwide.
http://www.pentalaboratories.com/
http://www.pentalaboratories.com/
Phamitech International Company Ltd
Exporter of electron tubes, TWT, valves, thyratrons, magnetrons, klystrons, transmitting tubes, heating tubes, vacuum interrupters and X-ray tubes made in China
Tuboselectronicos Chile
Sell and buy electron vacuum tubes in South America.
http://www.tuboselectronicos.co.cl
http://www.tuboselectronicos.co.cl
DBtubes.com
New old stock, new bulk and used tested tubes. Canadian site.
http://www.geocities.com/dbtubes2002/
http://www.geocities.com/dbtubes2002/
Daily Electronics Corp.
Electron and vacuum tubes. Industrial, military, broadcast and entertainment applications supplied from inventory. Hard to find and obsolete tubes available.
http://www.worldaccessnet.com/~daily/daily.html
http://www.worldaccessnet.com/~daily/daily.html
Vintage SoundWorks
Service for all makes of vintage tube amplifiers and radios. NOS and new and used vacuum tubes.
http://www3.sympatico.ca/v.soundworks/
http://www3.sympatico.ca/v.soundworks/
Tom's Tubes
Russian PA tubes. Paypal.
Magnatek X-ray sources
"Integrated X-ray generators". Also prototype x-ray sources. Danish company.
Michelle Troutman's Electronics Items
NOS and used vacuum tubes; also, service manuals and Sams Photofacts, parts, magazines, books, radios and test equipment.
http://www.michelletroutman.com
http://www.michelletroutman.com
New Sensor Corporation
Manufacturer and wholesale distributor of vacuum tubes and electronic parts. Sovtek tubes.
Collins Tube Specials
Listing of surplus tubes, searchable database.
http://www.surplussales.com/Tubes-Sock-Acc/VacTubeIndex.html
http://www.surplussales.com/Tubes-Sock-Acc/VacTubeIndex.html
D & C Electronics
World-wide distributor of electron tubes, sockets and magnetrons. Replacement tubes for Perkin Elmer mass spectrometer.
http://www.dandcelectronics.com
http://www.dandcelectronics.com
Thales Electron Devices
Provides electron tubes for space, telecom, radio and TV broadcast, military , X-ray imaging, science and industry applications. Includes products specifications and application notes. Formerly Thomson Tubes Electroniques.
http://www.thales-electrondevices.com/
http://www.thales-electrondevices.com/
Vacuum Tubes, Inc.
Worldwide sellers of vacuum tubes and electron tubes for audio, radio, and industry
http://www.vacuumtubesinc.com/
http://www.vacuumtubesinc.com/
N9Tew
A supplier of vacuum tubes for ham, audio and antique radio purposes.
http://www.hamtubes.com/tubes/
http://www.hamtubes.com/tubes/
Superior X-Ray Tube Company
Manufactures high quality custom-made x-ray tubes for a wide range of applications such as thickness gauging, food inspection, bone densitometry, dental, medical, and baggage inspection.
http://www.superiorxraytube.com
http://www.superiorxraytube.com
Electron Tube Enterprises
Supplier of new and used tubes, specialising in hard to find radio and audio tubes for vintage electronic equipment. Online catalogue, price list and purchasing.
http://members.aol.com/etetubes/
http://members.aol.com/etetubes/
Tube Database Search
From NJ7P Great site for tube searches.
http://hereford.ampr.org/cgi-bin/tube
http://hereford.ampr.org/cgi-bin/tube
Vacuum Tube Valley
All about vacuum tubes. Tube audio amp kits.
Yueqing Zhengli Rectifier Corp.
Tube rectifiers. Site in English and Chinese.
Kennetron, Inc
Offering rebuilt vacuum, oscillator, induction and transmitter tubes.
TubeTronic
Vintage Vacuum Tubes and Test Equipment. Audio tubes, TV tubes, Radio tubes and Electron tubes. 12ax7, 12au7, 12at7, Generators, Analyzers, and Counters.
20000 NOS Electron Tubes
NOS and used tubes, rare valves, virtual museum.
http://geocities.com/nikolic_lj_dragan/Tubes/NOSElectronTubes.htm
http://geocities.com/nikolic_lj_dragan/Tubes/NOSElectronTubes.htm
The Tube Center
Providing HAM and amateur radio operators, antique radio enthusiasts, audio professionals and hobbyists the ability to choose from an inventory over 2000 different tube types.
MachMat main
Vacuum tubes for the audio amp market.
The Invention of the Vacuum Tube
In 1879, the American inventor Thomas Edison publicly exhibited his incandescent electric light bulb for the first time.
http://www.maxmon.com/1883ad.htm
http://www.maxmon.com/1883ad.htm
Antique Electronic Supply
Books, transformers, capacitors, and resistors. Has an online catalog and shopping cart.
Brand X-ray Tube Co., Inc.
Manufacturer of x-ray tubes for use in medical, dental and industrial imaging and inspection applications.
Electron Tubes for Industry
Mostly industrial product line.
http://www.elexs.com/2Xmtg.htm
http://www.elexs.com/2Xmtg.htm
Electron Tube Data Sheets
Type index, high powered tubes and data sheets in PDF format.
http://www.mif.pg.gda.pl/homepages/frank/
http://www.mif.pg.gda.pl/homepages/frank/
House of Tubes
Ham radio and audio tubes. Online catalog with secure ordering.
http://www.house-of-tubes.com/
http://www.house-of-tubes.com/
Lohmann X-Ray
Manufacturer of industrial and medical X-ray tubes, including tubes for medical, dental, and industrial applications.
California Tube Laboratory, Inc.
Electron tube and vacuum tube manufacturer. High power CW and pulse magnetrons, klystrons and power grid tubes. Product listings and data sheets, and outline drawings.