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In February 2026 the important sections of this website were archived by the BVWS.
It has not been updated for many years, and will not receive any updates, so some information may be out of date.
The BVWS thank Jon Evans for entrusting us to preserve his excellent work.
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 TV History in the form of an illustrated list of every British TV manufacturer including period adverts, plus The TV Years which covers each year of television and includes galleries of typical sets of the time. |
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 Valve and Television Technical Notes |
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ValvesFINALLY, NOTE THE FOLLOWING!
DANGER, HIGH VOLTAGE!
If it's got valves, it's got hundreds of volts. Which kill. Add to that the sometimes dubious electrical safety of some vintage equipment, made worse still by deterioration over time, and the danger should be all too clear. If you're not sure, don't touch it! And never be tempted to simply switch long dormant equipment on... if you're lucky you'll only damage possibly irreplaceable parts. But typically it'll go bang. And if you're unlucky....!
COPYRIGHT
This site, including most of the images, are copyright © 2000-2025 J. Evans.