What about the single operators? Was there a similar drop in contest activity
by that group of operators?
> On Jan 29, 2021, at 10:12 AM, Ed Kucharski <k3dne@comcast.net> wrote:
>
> Hopefully this works, 4'th attempt. The reflector stripped the attachment,
> the embedded Excel file was too big and the cut/paste Word file lost
> formatting. So I attempted to type it in the email below. Hope it looks okay.
> If anyone wants an Excel or Word file of the chart I'm happy to email it
> directly.
>
> I'm doing some research and digging for data about the recent thread
> associated with the effect FTx has had on traditional weak signal modes
> (ssb/cw).
>
> In the process I noticed a dramatic decrease in both Limited Multi and
> Unlimited Multi activity and scores (September VHF Contests) in the mid-late
> 2000's and again in 2015. The authors of the results write-ups noted this as
> well but didn't offer an explanation (unless I missed it).
>
> Why??? FT8 didn't begin till 2017 (according to that write-up). Remember, I
> only looked at the September results! 2015 was the first year allowing use of
> spotting in all categories (spots, chat rooms, email, text, phone, etc.).
>
> See chart below. I had a little difficulty getting all the #'s if it wasn't
> mentioned in the write-up - scanning and counting results - I may have missed
> a few either way, scores were rounded.
>
> Thoughts?
>
> 73,
> Ed K3DNE
> LM= Limited Multi, UM=Unlimited Multi.
>
>
> Year #LM Avg. Score LM Top 10 #UM #LM+UM Avg.Score UM Top 10
> Cum. Avg. Score Top 10 (LM+UM)
> 2000 53 246K 23 76
> 468K 714K
> 2005 33 296K 29 62
> 695K 991K
> 2010 23 78K 26 49
> 277K 355K
> 2014 41 97K 40 81
> 152K 249K
> 2015 17 75K 14 31
> 97K 172K
> 2017 21 54K 15 36
> 83K 137K
> 2018 22 45K 15 37
> 62K 107K
> 2019 22 54K 17 39
> 60K 114K
> 2020* 21 48K 12 33
> 57K 105K
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Jeff Townsend
WB8LYJ/R
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