Motor photoelectric control (CB8022E)

This circuit was found in a 1964 Electronic Design. The components are from the era and the load is 60 W.

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Up to 60 V x 5 A power supply using the 741 II (CB1218E)
This circuit was obtained in an 1975 English publication. It is a voltage regulator circuit for...
Infrared receiver (CB7822E)
In the figure we have an infrared receiver circuit using an operational 741. The circuit is an...
Negative Voltage Regulator (CB15903E)
This circuit is suggested by National Semiconductor and makes use of the negative regulator LM2990...