Found in a 1990s Motorola documentation, this high voltage circuit uses a PUT that is not a common component today. The maximum power is 50 W.
This circuit generates frequencies determined by R3 and C1. We found it in the Radio Electronics magazine...
The configuration below is suggested by the National Semiconductor Linear Applications Handbook. The...
This charger circuit provides an initial voltage of 2.5 V and when the current reaches 180 mA the...