In article , "OGT" olivier;gonnet@club-internet;fr wrote:
Is it better to use Teflon tape, standard adhesive tape, or varnish ?
Thanks

Teflon does not have good mechanical stability, it drifts. I can't tell what the coil looks like, but
something like mylar sheeting will separate wires if it does not get too hot. Scotch tape will do.
Fish paper.

greg