Pulse sampling (CB8881E)

This circuit was found in a 1966 EEE. Transistors support modern equivalents and the waveforms are given next to the diagram.

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Operational Transistor Control (CB12177E)
With this circuit it is possible to control an operational amplifier so that it switches an input...
40W Transistorized Amplifier (CB11574E)
This circuit consists of a traditional amplifier version with complementary output using BD series...
Microphone Preamp (CB6036E)
This circuit was obtained from a Texas Instruments 1985 document. The circuit is powered by 1.5 V...