[Fourlanders] Fw: [WSVHF] WSJT in June contest

Jim Worsham wa4kxy@bellsouth.net
Fri, 14 Jun 2002 23:20:01 -0400


FYI.  A very interesting e-mail from K1JT about the use of WSJT during the
June contest.  Note the additional new grid multipliers and the resulting
score increase of 36,000 points.  I don't know what W3CCX usually does but
this sounds significant.  I am definately planning to do this in September
on 2 meters.  The JT44 mode might be useful for the higher bands also.
Something to think about.

73
Jim W4KXY

----- Original Message -----
From: "Joe Taylor" <joe@puppsr13.princeton.edu>
To: <hsms@mailman.qth.net>; <wsvhf@mailman.qth.net>;
<vhfcontesting@contesting.com>
Sent: Friday, June 14, 2002 4:32 PM
Subject: [WSVHF] WSJT in June contest


>
> Several people have asked me for some statistics on usage of WSJT
> in the June VHF QSO Party.  I have collected no data on usage by
> other stations, but I can report that W3CCX, the club station of
> the Mt Airy VHF Radio Club ("The PackRats") used the FSK441 mode
> for meteor scatter on 2 meters between 0100 to 0740 EDT and on
> 222 MHz from 0400 to 0700 EDT.
>
> On 2 meters we had made 17 skeds, and we completed 12 QSOs for 11
> new grid multiplers.  Four of the remaining stations had to
> cancel for one reason or another, and one station was simply not
> heard.  The 2-meter QSOs took from 2 to 25 minutes, with a median
> duration of 13 minutes.  All but one of the stations worked were
> at distances of 600 to 1200 miles.
>
> On 222 Mhz we had 3 skeds and completed 1 QSO for one new
> multiplier.  I don't yet know what caused the other two skeds to
> fail.  Our one 222 MHz QSO was completed in an hour, over a 1000
> mile path.  With better frequency calibration of the radios at
> both ends, we could have completed the QSO in about half the
> time.
>
> As a rough estimate, the WSJT/FSK441 QSOs added about 36,000
> points to the W3CCX total.
>
> Although the JT44 mode in WSJT should also be very useful for VHF/
> UHF contesting -- particularly over long troposcatter or EME
> paths -- we did not use it at W3CCX in this event.
>
> -- 73, Joe, K1JT
>
>
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