Source Follower (CB6153E)

This stage for JFETs was found in a 1965 US publication, but is valid for modern components.

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Relaxation Oscillator using the 741 (CB485)
This circuit can produce signals up to 100 kHz depending on C1 and R1 adjustment. The output has a...
Shield for triac activation (CB7833E)
Found in Radio Electronics this circuit uses a fotodiac to drive a triac. The circuit can use...
Programmable Gain Operational (CB18630E)
This circuit was obtained in an American documentation translated in the 80's. The circuit can be...