Hi John, Hard for me to argue your purely vertical antenna system skewed observations.
Thanks as always. Don (wd8dsb) On Thu, Jun 3, 2021 at 2:06 PM John Kaufmann <[email protected]> wrote: > On 160 and 80, I have an 8-circle vertical receiving array. On very long > paths, it is not uncommon to see skewing. The most common example is the > path to JA, where the direct path heading should be about 330 degrees from > my QTH in New England. However, for the last couple winter seasons, when > the path has been open, it has almost always been skewed to the west or > west > northwest. It has been quite rare to have a true direct path to JA on > either 160 or 80 from here. Because my array is strictly vertically > polarized with no horizontal component, the skewing appears to be occurring > in the vertical polarization dimension. I don't have a directional > horizontal antenna to compare here. > > Coinciding with this skewing to JA has been the almost complete absence of > a > true northerly path over the pole into Asia, primarily zone 18. In other > solar cycles, the over-the-pole path has opened for at least one or two > seasons at the bottom of the cycle, but not this most recent cycle. > > I might suspect there is some local source of skewing at my QTH that is > deflecting signals from the direct path heading, yet from time to time my > array does receive DX signals over the true short path to the northwest. > In > particular, KL7's are sometimes received from the correct NNW heading on > 160 > and 80. For that reason, I tend to discount the possibility of locally > generated skewing. > > 73, John W1FV > > _________________ Searchable Archives: http://www.contesting.com/_topband - Topband Reflector
