This circuit was found in an American documentation from 1970. We can increase the number of multiplier steps to have higher output voltage. The operating frequency is around 1.35 kHz.
This traditional symmetric power supply configuration with the 7812 and 7912 regulators was found...
This circuit compresses signals and then expands them to facilitate the transmitter. The...
These two point-light circuits for cars with platinum were found in an old national documentation. The...