This circuit is from Mullard documentation from 1969. Transistors support current equivalents. Output transistors must be mounted on heat sinks.
The figure shows a Wien Bridge circuit with non-linear feedback. The resistance of the RL lamp is...
This commercial medium and short-wave radio was manufactured in Japan in the 60s. The circuit has...
The energy that powers this radio's amplifier circuit is obtained from the signal itself. The coil...