Video Fadder (CB25999E)

This analog video fader circuit smoothly transitions between two signals. It was found in the April 1997 issue of Electronics Now.

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TTL Sports Lottery Tip (CB12367E)
This circuit draws one of the three possible guesses of a sports lottery logo: column 1, 2 or the...
Tesla Coil (CB25779E)
This Tesla coil was found in the November 1994 issue of Electronics Now magazine. T1 is a TV...
Audio Oscillator (CB457)
Hartley oscillator operates in the audio range. Frequency can be adjusted by P1 and also depends...