6t9 tube

Antenna DIY Videos - DIY antennas videos chosen for content and quality.

Assembling a Spider Beam - Spider Beam antenna pictures in a youtube video

YouTube - jpole homebrew - jpole 2mtr 70cms homebrew antenna

TubeRadioDoc Priority listing - Vintage Tube Radio's from Germany for sale. High class restorations for all valve radios offered. Radio Brands like Saba, NordMende, Majestic, Grundig, Zenith, Philco and more. TubeRadioDoc Vintage Audio Store

Antique Radio Schematics - Antique Radio Schematics and Service Manuals for Tube Radios

California Tube Laboratory - CTL designs and manufactures a wide range of high-power pulse and CW magnetrons, and provides cost-effective magnetron rebuild services for commercial, industrial and defense users.

Triton ETD - Traveling Wave Tubes , Conventional Traveling Wave Tubes, Microwave Power Modules manufacturer

AMTOR demonstration - Youtube video by PR7VX using AMTOR to test performance

Ameritron Al-811H demo by K1OIK - Demonstrating tuning and operation of the ameritron al-811h in this Youtube video

Ameritron AL-811H by EA2ID - Ea2id demonstration video of the Ameritron AL-811H in spanish

Ameritron AL-811H Tuning - Ameritron Al-811H Tuning for Power/Dissipation/Linearity, and More Generally 811A Tube Amps in Grounded Grid

Ameritron AL-811H tube selection - This article examines the performance of the Ameritron AL-811H amplifier with the supplied 811A tubes and with 572B tubes, and details a procedure for replacement of existing tubes.

AL-811H inside - Ameritron AL-811H Amplifier inside 800 Watt PA modified with 4x 572b tubes

Nuxcom.de - Antenna parts for self construction, especially for VHF and UHF Yagis designed by Martin Steyer, DK7ZB, coax cables, connectors, aluminium tubes-

Sovtube.com - Russian Radio components - Russian Tubes, Capacitors , Resistors , Ferrites Sockets and other components

Globex - Dealer for Russian Tubes, components and other semiconductors

Halfin - Product specialist for semiconductors and electron tubes based in Belgium

Ciel electronique - Online shop for obsolete electronic components, tubes and semi-conductors

Antique Radio Tubes - We sell antique radio tubes and antique tube radios We have over a thousand different radio tubes in stock. We also have a large stock of globe tubes.

Antique Radio Tubes - Antique Radio Tubes Sell antique radio tubes, over a thousand different radio tubes in stock

Tubeworld - Source for high quality new old stock vacuum tubes

How to select a tube HF amplifier - Excellent article and guide to choose the best RF power amplifier that fit your needs by ON4SKY

Selecting the Right Tube - Selecting a tube around which to build a linear amplifier.

Navigate FlexRadio Pan Adapter - How to navigate FlexRadio PowerSDRs Pan Adapter

About vacuum power tubes - KK5DR on RF power tubes