Constant current source (CB8697E)

This circuit was found in a 1968s European documentation. It is a current regulator using complementary general-purpose transistors.

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4093 Sine Square Converter (CB25324E)
We found this circuit in an article in Electronics Now magazine from March 1996. The frequency is limited...
MOSFET Power Stage (CB980E)
This circuit provides a good audio power from a signal at least 1 V of amplitude. The MOSFET must...
Frequency to voltage converter (CB23593E)
This converter can be used to send information remotely from linear transducers, converting...