This circuit was obtained in the Philips integrated circuits manual of 1990. The indicated power is 14.4 V, and the power depends on the load that can be between 2 and 16 ohms.
In the figure we have a simple signal tracer circuit to be coupled to the volume control of an AM...
This circuit was found in documentation from the 90s, using components from that time. The...
This circuit, obtained from old documentation, allows the recovery of sulfated batteries. The...