> > Spark plug wire?
>=20
> Ultor wire ?
>=20
> Or add layers of heat-shrink to a multi-strand cable

I was thinking EHT wire from cathode ray tube systems, such as TVs. Probabl=
y harder to obtain than spark plug wire (but it might be the same stuff too=
) as it is solidly built into the EHT transformer to stop corona problems a=
t that end.

--=20
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