1 Minute to 20 Hour Timer (CB25748E)

This wide range timer was found in the July 1994 issue of Electronics Now magazine. The circuit drives a relay and is powered by the relay voltage.

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Harmonic generator (CB9454E)
Found in a 90s Electronic Design, this circuit generates harmonics from a sinusoidal input signal....
Atomic Blast Detector (CB23517E)
Danger always exists and a nuclear war could be underway. Although we can't do more than detect the...
4mA to 20 mA Generator with the XTR115 and PGA309 (CB12534E)
The presented circuit is suggested by Texas Instruments (www.ti.com) in its Application Report...