[RTTY] Decoding troubles after taking a break

[Joe Subich, W4TV]

> I needed to take a break for dinner, so shut everything down for an 
> hour. When I came back and started everything up again, all 3 of the 
> decoders on my PC had trouble decoding anything. They would get some 
> decoded, then just stop decoding. Then they would start back to
> decoding again. This happened on pretty much every QSO after the
> break.
Is the "Default Format" of your sound card set correctly?

With 2Tone, you want the "Default Format" to be 48,000 Hz and you need
to define the Clock Rate in MMTTY (Config | Misc) to be 12000 Hz or you
will have sample rate issues.

73,

    ... Joe, W4TV


On 7/16/2017 9:31 AM, Mike Ricketts wrote:
> Perhaps someone here has some insight as to what was happening with my
> decoding last night.
> 
> For the duration of the contest, I was running N1MM+ with MMTTY as the
> engine, using an additional 2 decoding windows of 2Tone, and also had the
> decoder going on my IC7300.
> 
> During the beginning (8 hours or so) of the contest everything was working
> great.
> 
> I needed to take a break for dinner, so shut everything down for an hour.
> When I came back and started everything up again, all 3 of the decoders on
> my PC had trouble decoding anything. They would get some decoded, then just
> stop decoding. Then they would start back to decoding again. This happened
> on pretty much every QSO after the break.
> 
> The decoder on the radio was doing fine, so I ended up using that for most
> of the rest of the contest. So I know the signals were ok.
> 
> I thought maybe there was some errant process sucking up resources, but I
> watched the performance monitor in task manager for a while, and noticed
> nothing out of the ordinary. The only process with any significant resource
> usage was MMTTY, and total CPU usage was 25% or less, which is normal for
> me when running MMTTY. There were no scans, or anything like that, running.
> 
> Thanks in advance for any ideas you may have on the cause.
> 
> 73,
> Mike ND9G
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