I have 3 TH7s in the air. Two with BN4000s and one with a Palomar
(left over from a previous antenna project). All work fine. There was
no shift in resonance with the Palomar with leads about 4 inches
long.
73 Barry
On 4 Nov 99, at 9:28, John Schaffner Jr.,- K8LN wrote:
>
> TT........
>
> The balun, BN-86, on my Th7DXX has failed. I have been told that this
> is not a uncommon event. The replacement options are many. The
> Bn-4000 is Hy-gains fix. I was wondering what other Hy-Gain owners use
> to replace the BN-86.
>
> My only concern is using another balun, will the lead lenghts on
> another type balun effect the preformance of the beam? I did see
> this happen in a mono 20 meter beam, we couldn't find the best swr by
> adjusting the hair pin, the fix was shorter leads and the dip .
>
> Tnx
> John
> K8LN
>
>
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--
Barry Kutner, W2UP Internet: w2up@mindspring.com
Newtown, PA FRC alternate: barry@w2up.wells.com
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