voltage rule(lemmy.world)

posted 4 months ago

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19 points

4 months ago

What’s the center of this copper wire even for, anyway? I’m going around the edges.

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7 points

4 months ago

True that. I was amazed how many hundreds of amps I could dump into an aluminum foil antenna at high frequency.

Just aluminum foil around PVC is practically as good as solid aluminum pipe.

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