[SADXA] 40m DAY DX of a Yagi vs K07SS CW Skimmer on a Dipole - Dec. 2nd

[Richard Solomon]

How does one access the KO7SS
Skimmer ?

73 es HH, Dick, W1KSZ

On Tue, Dec 3, 2019 at 5:46 PM Bill Clark <bill.clark.jr at outlook.com> wrote:

> Dave,
>
> I agree totally with your KO7SS CW Skimmer analysis. My experience mirrors
> yours.
>
> When I am contesting, I set up the AR-Cluster to only give me spots from
> AZ and UT. This usually means spots from KO7SS. WA7LNW, or NC7J. I can work
> everything I see spotted.
>
> There are CW Skimmers all over the world. You will have no trouble finding
> one in your new location.
>
> 73, Bill K6WSC
>
> -----Original Message-----
> From: sadxa-bounces at mailman.qth.net <sadxa-bounces at mailman.qth.net> On
> Behalf Of w7aqk at cox.net
> Sent: Tuesday, December 3, 2019 5:14 PM
> To: 'Southern AZ DX Association E-Mail Reflector' <sadxa at mailman.qth.net>
> Subject: Re: [SADXA] 40m DAY DX of a Yagi vs K07SS CW Skimmer on a Dipole
> - Dec. 2nd
>
> Bill and All,
>
> That may be true.  However, I have been very surprised at the similarity
> between what KO7SS could hear and what I could hear with my R8 vertical.
> Surely not 100%, but close enough that it has been a real benefit for me as
> to what's on/workable and what isn't!  Perhaps the more important thing was
> that if KO7SS could NOT hear a station, then I almost certainly could not
> either!!!  When a DX station was reported on one of the DX Clusters I would
> often check to see if KO7SS could hear it, and if not, I would waste a lot
> of time trying to hear it myself.  It was pretty accurate!  I'll miss being
> able to use that skimmer.  Hope I find another one in my new QTH that is as
> reliable.
>
>  Dave W7AQK
>
> P.S.  Hitting the trail for Oregon this morning!
>
> D.
>
> -----Original Message-----
> From: sadxa-bounces at mailman.qth.net <sadxa-bounces at mailman.qth.net> On
> Behalf Of Jim Wysocki
> Sent: Monday, December 2, 2019 9:31 PM
> To: sadxa at mailman.qth.net
> Subject: Re: [SADXA] 40m DAY DX of a Yagi vs K07SS CW Skimmer on a Dipole
> - Dec. 2nd
>
> Bill, you'll need to take the KO7SS skimmer spots with a grain of salt.
> Just because they log a call doesn't mean that some of our members will be
> able to hear it.
>
> I recently was over to Bill's place on Mt. Lemmon where he has the skimmer
> and the dipoles. The antennas are near the top of the mountain, about 45
> feet above the terrain, and with the one I saw having a clear view towards
> Europe.  I don't recall seeing a second antenna but it could have been
> there.  The net effect of the extra work is that Bill's skimmer can hear
> some of the stations that he can't copy down at his QTH in the city.  So if
> somebody is well-situated, i.e., far enough away from the mountains that
> the low angled signals can be received, he should be able to hear some DX
> that others of us who are too close to the mountains can't even detect.
>
> 73, Jim  W9FI
>
> On 12/2/2019 6:45 PM, W7EXG (Bill) wrote:
> > The following 40m DAY DX was heard CALLING CQ in Tucson Dec. 2nd, from
> > about 2145z to 2245z on my DB42 3 ele 40m Yagi on a 42 foot boom.
> >
> > ON4YOTA
> > ON6DC
> > F6BII
> > R7DC
> > CT9/DL5AXX
> > CT1ZQ
> > SP9FV
> >
> > The following 40m DAY DX was heard CALLING CQ in Tucson Dec. 2nd, from
> > 2145z to 2245z on KO7SS CW skimmer dipoles.
> >
> > NONE of the above.
> >
> > Although K07SS did not record the above 40m DX, it has recorded in the
> > past 40m DAY DX in this time frame. Thus, 40m DAY DX is still quite
> > possible with a dipole. Such 40m DAY DX has already been recorded here
> > on dipole type 40m antennas.
> >
> > 73'S
> > BILL W7EXG
> >
> >
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