Quote:
Originally Posted by merlinmaxwell
It is worth looking-up SWER: a most ingenious system that is remarkably safe, cheap, and upgradeable.
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Having never heard of 'SWER', I 'looked it up' at Wikipedia . . . .
https://en.wikipedia.org/wiki/Single-wire_earth_return.
I found that write-up to be really interesting.
Al.