Quote:
Originally Posted by JohnCT
I haven't, but I remember working on some low end TVs 40 years ago that did use opto couplers for AV isolation. All you need is a transistor or two plus an opto for each, and a suitable filtered source to power your circuits.
Maybe someone here can remember who used that layout. If we know who, we can find a schematic and simply duplicate that.
John
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NAP used it, C5 chassis IIRC. At least in the 80's, maybe other chassii.
Zeno
