Medium impedance stage (CB20563E)

We found this circuit in an English publication from 1963. The circuit uses germanium transistors of the time.

1 Hz sinusoidal oscillator (CB8045E)
This circuit was obtained in a 1970 EEE and applies to almost any operational amplifier. The...
28V Shunt Regulator (CB8806E)
This configuration can be found elsewhere in this section. This was obtained from old RCA...
Hearing and Motion Sensor Platform
August 2017 - STMicroelectronics' BlueCoin development environment is available at Mouser...