This is a low-gain amplifier to operate as a booster. We found it in an American documentation from 1947. The circuit uses a coupling transformer at the input.
The National Semiconductor LM675 operational amplifier can provide up to 3 A of output current. In the...
The idea of this circuit is that when the device in SO1 is turned on, the device connected to...
This transistorized receiver was manufactured in the 1960s and distributed worldwide. The diagram is...