Peak sensor with tunnel diode (CB21514E)

This circuit was found in old General Electric documentation. The circuit makes use of a unijunction programmable transistor.

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Xenon Strobe (CB6747E)
Found in a 1970 documentation this circuit makes use of components still common in the market. The...
Fast logarithmic converter (CB9613E)
Found in old documentation, this circuit makes use of amplifiers of the time, uncommon today. Next...
Half wave rectifier (CB9694E)
This circuit was found in ancient American documentation. Equivalent operational amplifiers can be...