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Why Radiovalve Anodes Heat up

Published 14.11.2010 Presenter Philipp Bolgov

Why Radiovalve Anodes Heat up

Radiovalve anodes heat up strongly during their operation. They become red-hot in powerful amplifier valves. Big oscillating tubes must have a special water or air cooling of anodes. Otherwise, the anodes might melt down.
So why do anodes heat up so strongly? The answer seems to be obvious – electric current causes heating ...