Found elsewhere in this section, but from other sources, this circuit is from Motorola documentation. The circuit uses a triac of the time and a tripping transformer. The circuit is for 110 V network.
L1 is the secunday wound of a common power transformer with voltages between 6 and 12 V and...
With 12 V of power and 8 ohms in each speaker we have 1.6 W of power per channel. With a 22 V...
This circuit is from the time when seat belts were still being adopted. Obtained from a 1976...