Hi Rich,
The user guide, paragraph 5 of section 17.1, describes how North American VHF
contest mode is implemented. This should explain the “bogus” grids that some
stations are reporting.
Steve k9an
> On Sep 9, 2017, at 9:54 PM, Rich - K1HTV <[email protected]> wrote:
>
> While operating in this weekend's ARRL VHF contest using FT8, two major
> problems have appeared.
>
>
>
> 1) Not all stations are using the CONTEST MODE (File, Settings, Advanced
> tab). As a result, stations using differing "Contest mode" check box
> settings can not complete FT8 QSOs. The reports being received are not
> being interpreted as valid exchanges. This results in endless repeats and no
> completed FT8 contest QSOs.
>
>
>
> 2) Some stations are reporting receiving bogus 4 character grid squares. I
> just received an email from a local contester concerning confusing reports
> being received during the VHF contest using FT8 on 6M. He writes:
>
> = = =
>
>
>
> "Rich,
> I am puzzled by the unexpected OF10, OF11, OE39, OE39 initial FT8 exchanges
> some stations (you, K3AJ, N2NT, W3IP, WA3VNV) were sending. Some resulted in
> puzzled receivers re-sending the R report several times. Where is this
> explained."
>
>
>
> = = =
>
>
>
> I've sent him a reply, asking what version of WSJT-X he is using. If an older
> version, there may be a compatibility problem. Another local, whom II believe
> is using Build 1.7.1 r8072, reports decoding a few stations sending bogus
> grid reports.
>
>
>
> I have switched from the development builds and have been shaking down "
> v1.8.0-rc2 8069" but so far I have seen no such bogus grids yet in what I
> have decoded.
>
>
>
> I'll report more as I get more input from the guys.
>
>
>
> 73,
>
> Rich - K1HTV
>
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