ORIGINAL MESSAGE:
2 09:25:27 -0700, Larry wrote:
>
>Of more importance is that toroidal cores are not easy to cool since
>they usually get connected to the chassis with an insulating washer
>beneath them and air flow not that good. Perhaps this leads to some of
>the reported failures.
REPLY:
Don't forget they are usually wrapped with tape which is also a good
heat insulator.
Designers, if you insist on toroids in a standard pi network you only
need three: 40, 80 and 160 meters. Spend a few bucks more and do it
right.
73, Bill W6WRT
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