Recommended by 90s a Radio Electronics, this unit uses a transformer with a 70 V x 5 A secondary, being indicated for powering amplifiers from 50 to 100 W.
Flybacks are no longer misused. However, if the reader wants to recover an old analog television...
This 3V-only circuit was found in old American documentation, but can be implemented with...
This circuit has a configuration that can be found elsewhere on this site. The power supply can...