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Transformer
An adjustable picture of a transformer on which you can vary input voltage and the number of turns on each coil. Useful description of mutual inductance. Great for revision, or teaching without the ...
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Tuning a radio receiver
This site shows how a radio is tuned using a variable capacitor connected to a simple antenna transformer circuit. Includes a description of reactance equalization.
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Hits: 375
Michael Faraday
Michael Faraday's (1791-1867) scientific work laid the foundations of all subsequent electrical technology. From his experiments came devices which led directly to the modern electric motor, ...
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