[RTTY] DigiFest Contest Results - K7VC

Don Hill AA5AU aa5au at bellsouth.net
Mon Jun 6 20:06:40 PDT 2011


I spent a few minutes on 75 baud RTTY on 20 meters very late Friday night in the contest and wanted to take advantage of the good
propagation to EU that occurred just past their sunrise.  The SFI, A and K index were good but changed quickly on Saturday.  I
worked several EU stations and a couple USA - probably 14 in all.  There wasn't much activity.  I was busy the rest of the weekend
so couldn't get on.

I find 75 baud RTTY contesting a lot of fun.  I had some trouble working a couple of the weaker EU stations, but overall my
experience with 75 baud RTTY contesting (mainly in BARTG75) has been good.  The trick for me is to run HIGH POWER and send longer
than normal buffers which may defeat the purpose of running a higher baud rate, but it seems to work better for me.

I actually prefer 75 baud RTTY contesting when conditions are optimum, but for overall RTTY contesting under all conditions, 45.45
baud is still best.

73, Don AA5AU
http://www.aa5au.com
http://www.rttycontesting.com 

-----Original Message-----
From: rtty-bounces at contesting.com [mailto:rtty-bounces at contesting.com] On Behalf Of Robert Chudek - K0RC
Sent: Monday, June 06, 2011 12:20 PM
To: rtty at contesting.com
Subject: Re: [RTTY] DigiFest Contest Results - K7VC

I put an hour into the contest, RTTY 75 only. It was the first time I had tried AFSK using the Icom Pro 3. It worked 'okay' but if I
was going to get serious about it I would need to rewire the cables in order to use the data jack on the back of the transceiver. I
hacked together an AFSK solution using the front panel mic input. (The i-Mate accessory provides an 1/8" jack for a secondary audio
source for TX.)

I'm a hardcore FSK addict and there isn't a good (FSK) solution for MMTTY driven beyond 45 baud. In other 75 baud events I have used
my Kantronics KAM Plus to TX at 75 and I receive  using MMTTY. In that configuration I can use the Twin Peak Filters in the Icom if
I want. 
This weekend I setup N1MM / MMTTY so I could receive both 45 and 75 bauds simultaneously. That worked well.

I worked 11 stations total, 4 stateside and the other 7 were EU. I ran low power. K7VC was my first contact. I was working on
another project in the shack and left my radio tuned to his signal to see the level of activity. Not much! I worked 1, 3, 5, and 7
USA call areas and OH, HA, PA, OE, UR, DJ, and EB countries.

The band conditions were not great so I resent my report several times to avoid AGN? responses. It kind of defeated the rate
increase at the higher speed, but it's still fun to see the reports zip across the screen.

73 de Bob - KØRC in MN

------------------------------------------------------------------------

Operator Category : SINGLE-OP
              Band : ALL
             Power : LOW
              Mode : RTTY
  Default Exchange : EN35
        Gridsquare : EN35NJ

              Name : Robert Chudek
           Address : 32129 Lofton Ave
    City/State/Zip : Chisago City  MN  55013-9524
           Country : USA

      ARRL Section : MN
         Club/Team : Minnesota Wireless Assn
          Software : N1MM Logger V11.6.1

         Band    QSOs    Pts
           14      11   56752
        Total      11   56752

             Score : 56,752





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