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.
We found this circuit in an English documentation from the 80's. The circuit is quite simple,...
This circuit is from the Philips manual of 1990. The integrated circuit is not very common. The...
This sophisticated continuity tester with different sensitivity ranges was found in a 1990...