60 Hz Suppressor (CB6738E)

This filter is intended for 60 Hz noise suppression in amplifiers. We found it in American documentation from the 60s.

DC Motor Speed Regulator (CB19406E
) The integrated circuit used in this control is uncommon today and the maximum current obtained allows...
DC Motor Drive (CB4665E)
The purpose of this circuit found in a 1994 documentation is to drive a 24 V motor. The circuit...
Gain 100 dB AF amplifier (CB21546E)
Found in an American transistor documentation from 1954, this 4-transistor amplifier uses the...