Comparator with AND gate (CB9407E)

This tunnel diode circuit was found in American documentation from 1966. The tunnel diode is the critical component of this circuit.

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Transistor Driver MC34071 (CB15286E)
Other operational amplifiers series, such as the MC34072, MC34074, MC35071, MC35072, MC35074 d...
12 V Negative and Positive Power Supply (CB19626E)
This symmetrical power supply with a current of the order of 100 mA was found in an old...
Solid State Laser Driver (CB21004E)
This circuit for semiconductor laser excitation and modulation was found in an American...