Suggested by a Philips documentation from 1970, this circuit uses period components, operating at 50 Hz. The current consumed is 10 A and the input voltage is 12 V.
This circuit is from 1964 documentation but can be easily implemented based on current components....
This circuit, which can generate voltages up to 25 V, was found in the December 1992 issue of...
Found in National Semiconductor documentation from the 90's, this circuit has an output current of...