FET Follower (CB6132E)

This 1967 Electronics World circuit is suitable for frequencies up to 1 MHz. The setting applies to virtually any junction FET.

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Timer Using a UJT (CB478)
This circuit can be adjusted to time timer intervals up to1 hour using a 2,200 µF capacitor and a...
Temperature Regulator LM350 (CB15499E)
A 3-terminal voltage regulator can be used as an efficient temperature regulator for a current...
Voltage Elevator 555 (CB17512E)
This configuration, which appears in other projects in this section and on the website, shows how...