Transistor gain meter (CB20522E)

This circuit was found in a publication in the 1950s, mainly applying to germanium transistors of the time.

15 V x 100 mA Voltage Regulator (CB1510E )
We found this circuit in an integrated circuit cookbook from 1974. The circuit can provide larger...
High Power 3 Voltage Source (CB20210E)
This powerful source was obtained in an American documentation of the 80s. Some components are...
Phase Shift Oscillator (CB11480E)
This circuit was obtained in an old publication from 1979. It describes a simple low frequency...