Suggested by General Electric in an old documentation, this circuit can use modern SCRs and the transformer has a voltage according to the rail and current of at least 3 A.
This stage of audio power is suggested by the Hitachi Semiconductor Manual, using a complementary pair at...
This stage is intended to receive modulated optical signals, using as a receiver a photodiode....
This circuit has an automatic dynamic gain control in a range of 6 dB to 40 dB. We found it in...