[Elecraft] K3 Hi SWR when sending CW
Mike
nf4l at nf4l.com
Wed Oct 3 20:13:15 EDT 2012
Barry,
I doubt your choke has anywhere near the inductance needed to do the
job. I think a careful read of the paper you reference will show what
you need to do.
73, Mike NF4L
On 10/3/12 7:50 PM, Barry wrote:
> I set up a common mode choke with 3 turns of coax through 2 ferrites, similar
> to the figure 2 on p. 18 of this document:
> http://www.yccc.org/Articles/W1HIS/CommonModeChokesW1HIS2006Apr06.pdf
> I placed it outside, near the feedpoint. it did not change anything.
>
> Geoff, I have 20-25 ft of coax outside and about 15 feet inside.
>
> Barry W2UP
>
>
>
>
> --
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