The circuit is from Ferranti's 1974 transistor manual. Transistors are general purpose types, and the output waveform is rectangular. Components can be changed to other frequencies.
This circuit produces a signal in the range corresponding the the VHH channels between 2 and 6....
The circuit presented is from a 1969 Radiorama magazine (Italy), and can be designed with more...
The maximum power of the controlled load depends on the triac used. The circuit is from a Radio...