This circuit with current up to 100 mA according to the transformer was found in the Radio Electronics magazine of October 1991. The regulation is done directly by the zeners.
This circuit was obtained in an old European documentation. The integrated circuit used is...
The presented circuit is used to test ordinary fluorescent lamps. This circuit also has a mains...
Used in radio reception, this circuit was found in the February 1983 Radio Electronics magazine. The...