One-transistor oscillator (CB22064E)

Capacitors C2, C3 and C4 determine the frequency of this simple oscillator. Transistor can be general purpose equivalent.

LM359 Fast Difference Amplifier (CB14374E)
The focused circuit was found in the National Semiconductor's Linear Applications Handbook of...
Digitally Controlled Oscillator (CB18268E)
We can control the frequency of an oscillator from digital circuits or from the output of a...
Power supply splitter (CB22162E)
With this circuit that we found in documentation from 1989, it is possible to transform an...