This circuit can be used to power 6, 9 or 12 V devices in your car. The maximum current is 1.5 A. The circuit is from a 1983 Electronics Hobbyist Handbook.
We find this circuit in American documentation from the 1980s. The accuracy of the circuit depends on the...
The presented circuit uses a symmetrical power source to supply an amplifier with the LM139 or...
High quality sound can be obtained from this transistor amplifier. The output transistors must be...