[CQ-Contest] High band rx arrays for contesting

[David Siddall]

K3LR has 4-squares on the high bands (in addition to a multiple OWAs etc.).


On Mon, Sep 1, 2014 at 12:51 PM, W0MU Mike Fatchett <w0mu at w0mu.com> wrote:

> I have switched to many different receiving antennas on the high bands.
> The ability to listen in many different direction with the array would be a
> plus.  It never fails that when I turn my beam to EU, AF or SA call.  I
> don't see why a circle or 4 sq array would not work on the high bands.
> Finding the sweet spot for 20, 15 and 10  might be more challenging.
>
> K3LR or W3LPL or others might have comments based on modeling.
>
> Mike W0MU
>
> On 8/31/2014 11:39 PM, Bob Kupps via CQ-Contest wrote:
>
>> Hi we enjoy a relatively high level of propagated QRN here right up
>> through 30 mHz. We have some good transmitting antennas that certainly help
>> but even using stacks we get some very deep mid-angle nulls with our flat
>> Fresnel zone. The phased vertical rx arrays look very attractive with a
>> beam width comparable to our yagis but a much nicer elevation profile and
>> F/B. Plus the ability to switch directions very rapidly. The downside might
>> be their low sensitivity below 6-7 degrees elevation compared to the high
>> horizontal antennas.
>>
>> Does anyone have experience using rx arrays on the high bands in contests?
>>
>> 73 Bob HS0ZIA
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>
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