Burle Industries, Inc.
- Manufacturer and supplier of specialized electron tubes and electro-optic products. USA.
- http://www.burle.com/
Penta Laboratories
- Manufacturer and distributor of electron tubes for broadcast, industrial, marine and avionics applications worldwide.
- 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
- http://www.phamitech.com
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
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/
Tom's Tubes
- Russian PA tubes. Paypal.
- http://www.tomstubes.com
Pacific TV Vacuum Tube Sales
- Vacuum tubes and vacuum tube socket sales for antique radio, audio and ham use. We ship worldwide. Online schematics, technical data and photo gallery.
- http://members.shaw.ca/pacifictv
D & C Electronics
- World-wide distributor of electron tubes, sockets and magnetrons. Replacement tubes for Perkin Elmer mass spectrometer.
- 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/
Vacuum Tubes, Inc.
- Worldwide sellers of vacuum tubes and electron tubes for audio, radio, and industry
- http://www.vacuumtubesinc.com/
N9Tew
- A supplier of vacuum tubes for ham, audio and antique radio purposes.
- 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
Vacuum Tube Valley
- All about vacuum tubes. Tube audio amp kits.
- http://www.vacuumtube.com/
TubeTronic
- Vintage Vacuum Tubes and Test Equipment. Audio tubes, TV tubes, Radio tubes and Electron tubes. 12ax7, 12au7, 12at7, Generators, Analyzers, and Counters.
- http://www.tubetronic.com/
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.
- http://www.thetubecenter.com/
Freeland Products, Inc.
- Rebuilder of vacuum power grid tubes for industrial, radio and television applications.
- http://www.freeland-inc.com/
MachMat main
- Vacuum tubes for the audio amp market.
- http://www.machmat.com/sales/
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
Antique Electronic Supply
- Books, transformers, capacitors, and resistors. Has an online catalog and shopping cart.
- http://www.tubesandmore.com/
Brand X-ray Tube Co., Inc.
- Manufacturer of x-ray tubes for use in medical, dental and industrial imaging and inspection applications.
- http://www.brandx-ray.com/
Electron Tube Data Sheets
- Type index, high powered tubes and data sheets in PDF format.
- http://www.mif.pg.gda.pl/homepages/frank/
Tube World, Inc.
- Vacuum tubes and sockets for sale.
- http://www.tubeworld.com/
House of Tubes
- Ham radio and audio tubes. Online catalog with secure ordering.
- 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.
- http://www.lohmannx-ray.com/
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.
- http://www.caltubelab.com