Tube

Read all the key details about Vacuum Tubes or Thermionic Valves that provided the foundations ...

Common problems of the 572B tubes often used in many RF Power Amplifiers

KyteLabs InfoBase - Electron Tubes & Valves Data

Tube databases in different languages

Dedicated to passing on and preserving knowledge of vacuum tube circuits and techniques

How to check and test electronic tubes investiganting sealants and making external checks or verifing ...

This database contains data on thousands of tubes

Article on tubes and their usage in power amplifiers design Explain failures of tube in ...

Frequently Asked Questions - about vintage tube-type ham radio and communications equipment

Selecting a tube around which to build a linear amplifier.

Downloadable Amateur Radio Tube related technical books free of charge and ready to download ...

Resource for finding data on vacuum tubes.

The Vacuum Tube FAQ by Henry Pasternack

Here s a tale of early 70s vacuum tubes mainly from the viewpoint of amateur ...

Vacuum Tube Data by Duncan Amplification.

This article describes an alternative to water as the cooling liquid for amateur radio vacuum ...

The VTDATA software package is a complete vacuum tube manual on your computer It has ...

Vacuum Tubes History, Theory, and Circuits