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Reference site for electronics, radio & wireless

Reference site for electronics, radio & wireless

What is a Vacuum Tube / Valve

Vacuum tubes or thermionic valves formed the mainstay of the early electronics industry. Now they are widely used in audio amplifiers where aficionados find the sound they produce very appealing. Find out how they work in our tutorial.

Watch the video: what is dB dBm in radio frequency? what is dbm in electronics? decibel in electrical engineering. #7 (November 2020).