This circuit of the 70's uses transistors of the time. The circuit can amplify signals from 10 Hz to 100 kHz and modern equivalent components can be used. The circuit is from Ferranti.
The circuit shown in the figure can be used to connect a loudspeaker to an amplifier only after...
May 2016 - Mouser Electronics already have to deliver the new integrated circuit Maxim MAX14724. It...
We found this automotive application circuit in an old American documentation. All components are...