ORIGINAL MESSAGE:
On Wed, 19 Dec 2012 17:15:03 +0000, K1TTT wrote:
>Agreed, that is why I have modified one to do only 40-10m... removing the
>80m and 160m coils from the toroid removes the shorted turns problem and
>makes it run very nicely doing rtty on 40m.
REPLY:
As David found out, shorted turns on a toroid or any iron core coil
are a no-no unless you do some very careful design and testing, which
Command obviously did not do. Shorted turns on an air core coil are
usually no problem. A word to the wise.
73, Bill W6WRT
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