We find this circuit in an American 80's documentation. No further information about the transformer is given. The circuit serves as a reference for any repair work.
This 80's circuit uses an audio amplifier to obtain a symmetrical source from a single source. The...
The circuit shown in the figure uses a TRIAC and an SBS for triggering, with a diode bridge and an...
Very strong audio spikes in a headset can damage the ear. This circuit, from a 90s Popular...