[Lowfer] WE2XGR/2 in JT9-10 mode

lloyd chastant lloydc6 at gmail.com
Sun Oct 28 09:02:04 EDT 2012


OK that does it Thanks
Lloyd


On Sun, Oct 28, 2012 at 12:49 PM, <jrusgrove at comcast.net> wrote:

> Also, may have to reset the green passband marker to 1450 after the change.
>
> Jay
>
> ----- Original Message -----
> From: <jrusgrove at comcast.net>
> To: "Discussion of the Lowfer (US, European, &amp;UK) and MedFer bands" <
> lowfer at mailman.qth.net>
> Sent: Sunday, October 28, 2012 8:44 AM
> Subject: Re: [Lowfer] WE2XGR/2 in JT9-10 mode
>
>
> > Crank up the FFT Bins/pixel
> >
> > Jay W1VD  WD2XNS  WE2XGR/2
> >
> >
> > ----- Original Message -----
> > From: "John Andrews" <w1tag at charter.net>
> > To: "Discussion of the Lowfer (US, European, &amp;UK) and MedFer bands" <
> lowfer at mailman.qth.net>
> > Sent: Sunday, October 28, 2012 8:47 AM
> > Subject: Re: [Lowfer] WE2XGR/2 in JT9-10 mode
> >
> >
> >> At least on this computer, WSJT-X, the low end of the receiving passband
> >> appears to be 1000 Hz, with no option to change it. For the JT9-2 tests
> >> last night, this was no issue, as the 1400-1500 Hz tones fell in the
> >> wider passband. But for JT9-10, you are stuck with 1000-1100 Hz.
> >>
> >> So, I would suggest a USB dial frequency of 494.800 for this morning's
> >> tests. Quirky.
> >>
> >> John, W1TAG
> >>
> >> On 10/28/2012 8:04 AM, jrusgrove at comcast.net wrote:
> >>> WE2XGR/2 will be testing in WSJT-X JT9-10 mode for the next few hours
> on 494.400 dial (+1450).
> >>> This
> >>> mode has a theoretical s/n threshold of -37 dB (relative to a 2500 Hz
> BW). Reports are
> >>> appreciated.
> >>> Note that it may or may not be necessary to close and restart the
> program after a mode change
> >>> ...
> >>> it
> >>> seems to be required in transmit mode.
> >>>
> >>> Also, rather than using the 'canned'  CQ message when in beacon mode,
> the transmission will be
> >>> WE2XGR/2 TEST ... which the program accepts ... probably a good idea
> for all stations
> >>> transmitting
> >>> in beacon mode.
> >>>
> >>> Jay W1VD  WD2XNS  WE2XGR/2
> >>>
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