Driver Darlington (CB8957E)

This circuit was obtained in a 1960 documentation of General Electric. It is applied in the control of registers of the time.

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Alternating Flash 555 (CB25533E)
This circuit was found in the November 1992 Radio Electronics magazine. The resistor in series with...
Analog video fader (CB8737E
) Found in a 90s Linear Technology documentation, this circuit is a fading of video signals and...
Field strength meter for car (CB4116E)
This circuit, suggested by an old American publication, allows you to use the AM radio antenna of a...