Suggested by General Electric in an old documentation, this circuit can use modern SCRs and the transformer has a voltage according to the rail and current of at least 3 A.
March 2017 - The new Texas Instruments TPA3244 class D amplifiers with power ratings from 60 to...
Found in an Electronic Design from the 90's, this circuit measures the equivalent resistance in series...
This interesting sine wave oscillator circuit for the audio track uses an incandescent light bulb...