9V power source (CB21164E)

This simple circuit with a 5V regulator was found in an American documentation from the 90's. The output voltage is adjusted in a trimpot.

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NOR function with the LM3900 (CB4509E)
Other series amplifiers such as the MC3301, MC3401 and LM2900 can be used on this circuit. We found...
Instrumentation amplifier (CB23846E)
This circuit for an isolated instrument or multimeter can increase the sensitivity of your...
Positive Peak Detector TL082 (CB14500E)
This circuit is found in all manufacturers' manuals that produce the LT082 (and there are many). In...