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 makes use of a mechanical delay line to produce the reverberation effect. This is a...
The purpose of this circuit found in an American 1980s documentation is to produce a current pulse to...
This charger makes use of the LTC4026. We found it in a 2005 Linear Technology publication. The circuit...