Original poster: "colin.heath4 by way of Terry Fritz <twftesla-at-qwest-dot-net>" <colin.heath4-at-ntlworld-dot-com>
hi all,
im starting the build of my second coil 4" secondary.
what length would be recommended for this diameter?
my primary is built from 8mm copper tube with ten turns flat spiral
configaration
many thanks
colin heath