This circuit from Radio Electronics from February 1983 shows how to use a clock radio in home appliance control. The circuit uses Triacs and TTL logic.
The oscillator shown in the figure generates a rectangular signal with a 50% active cycle (square)...
This power supply can be implemented with a TIP32 providing an adjustable output at the 2k2...
This switched circuit was found in an old documentation and no information about the transformer...