This 5 W transistor amplifier for the car was found in an English documentation from 1969. The transistors are from that time and the transformer is of a special type.
ts component datasheet which can supply currents of 1 A (1.125 V and 400 mA (1.2 V). The inputs can...
In the figure we have the way to excite a lamp up to 600 mA with one of the four operating LM324....
This circuit controls the brightness of incandescent lamps up to 400 W for the TIC226 series...