[SixClub] 6 meter vertical

Fri, 27 Feb 2004 22:34:11 -0500

The vertically polarized ground plane antenna is noted for its low angle of
radiation and hence excellent for DX.
Check the ARRL handbook.
I think this low angle applies to most verticals.
bob...w2ami
www.qrz.com/callsign/w2ami

----- Original Message ----- 
From: "Ricardo Trujillo" <[email protected]>
To: <[email protected]>
Sent: Friday, February 27, 2004 9:46 PM
Subject: Re: [SixClub] 6 meter vertical

> Guys,
> During this whole discussion, I haven't seen a mention to radiation angle
> (or angle of radiation) That's one of the reasons why verticals are not
good
> for DX.  I agree with the folks that mentioned polarization skewing or
> shifting on stratosferic (SKIP) propagation.  It doesn't really matter
> whether you are on USB, LSB, AM, FM or CW.  Similar polarization and a low
> angle of radiation aid in long distance QSOs.
>
> 73,
> Ricardo, W3/HK4BHA
>
> ----- Original Message ----- 
> From: "Barry Bogart" <[email protected]>
> To: <[email protected]>
> Sent: Friday, February 27, 2004 7:07 PM
> Subject: Re: [SixClub] 6 meter vertical
>
>
> > I found this out when I worked the September VHF
> > contest the same weekend I bought my Ranger 5054 in
> > Seattle,. I was up on Snoqualamie Pass - must be 3000'
> > or so. I connected the rig to my battery and a
> > hamstick I had. But I could barely work anyone - even
> > the guys in Seattle less than 50 miles away! I later
> > realized it was because my hamstick was VERTICAL and I
> > was using USB. I have the 25-watt Ranger BTW.
> >
> > However, last weekend I was on a mountaintop trying a
> > sched with a friend out in the Valley East of
> > Vancouver BC. I didn't hear him, but I did work a guy
> > in Saltspring Island, about 50 miles away. This guy
> > was on an 817 with a Miracle Whip, vertical. I was
> > using a Tokyo Hypower HT - 2w, with a whip but I held
> > mine horizontal for USB. After he mentioned his
> > antenna, I asked if it was vertical. He said yes, so I
> > swung mine up vertical as well. The result was a very
> > significant DROP in his sig level - maybe 10db. I
> > swung it back horizontal and he came right back 5/9.
> > Any ideas why? Over only 50 miles, line of sight (I
> > was at 4000'), cross-polarization should have kiiled
> > us. Instead it was better.
> >
> > Anyone have an explanation?
> >
> > 73, Barry
> > VE7VIE/KD7IGX
> >
> > --- Christopher Boone <[email protected]> wrote:
> > > Not in skip mode because of so much polarization
> > > skewing due to
> > > reflections...but in local operations (out to a
> > > couple of hundred miles
> > > ground wave or local ducting), it DOES make a
> > > difference...
> > > Want to work the local FM guys on simplex? Horiz
> > > won't cut it..
> > > want to work a guy on SSB 200miles away? a vertical
> > > won't do it if he is
> > > on a horiz antenna..
> > >
> > > Chris
> > > WB5ITT
> > >
> > > RJ Mattson wrote:
> > >
> > > > I thought antenna polarization was not a problem
> > > on skip modes?
> > > > bob...w2ami
> > >
> > > -- 
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> > >
> > >
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