We found this circuit in a 1985 documentation. The transformer is an old TV flyback that has an exposed part of the core, where 10 to 20 turns of common wire are wrapped.
This circuit is from an American publication from the 1960s. The circuit monitors modulated...
The circuit shown in the figure can be used as an indicator of presence and high voltage in a...
Maxim Integrated's MAX17682 integrated circuit is available at Mouser Electronics, a...