Multi-path was my thought as well!
Merry Christmas!
73,
Charlie, K4OTV
-----Original Message-----
From: Topband [mailto:topband-bounces@contesting.com] On Behalf Of Tom W8JI
Sent: Thursday, December 25, 2014 11:02 AM
To: Richard (Rick) Karlquist; Art Roberts - W5AER; topband@contesting.com
Subject: Re: Topband: 160m Sloping Vertical Antenna?
More likely it was a mix of groundwave and sky wave, if the station was
local, cancelling or reinforcing signal as phase shifted on the sky wave
path.
----- Original Message -----
From: "Richard (Rick) Karlquist" <richard@karlquist.com>
To: "Art Roberts - W5AER" <w5aer@hotmail.com>; <topband@contesting.com>
Sent: Wednesday, December 24, 2014 9:23 PM
Subject: Re: Topband: 160m Sloping Vertical Antenna?
>
>
> On 12/24/2014 3:39 PM, Art Roberts - W5AER wrote:
>> On the thought of a low dipole:
>>
>> Years ago in Northern California, as an experiment, I had a VERY low
>> dipole and got some strange results. Listening to a local station, in
>> the afternoon, there was very deep QSB. We were able to talk, but with
>> difficulty.
>>
>> 73,
>> Art W5AER
>>
>
> Were you cross polarized; IE was the other station running a vertical?
> If so, minor fluctuations in propagation could result in major
> fluctations of polarization cancellation.
>
> Rick N6RK
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