This is 100 watts OTL amplifier circuit using transistor,For small PA system, in the village. The sound is very loud and very durable,easy to builds better [...]
2 Circuits of High power transistor amplifier circuits, 200 watts and 300 watts RMS
You cannot TV with 24V battery. Why? It is low voltage. You need to use the 24v to 220v inverter circuit 300W power, at 50HZ like AC line in your house.