[RTTY] Upcoming 75 baud contest

Joe Subich, W4TV lists at subich.com
Fri Sep 18 12:24:11 EDT 2015


Note that MMTTY will only do 75 baud FSK if you are using a
real serial port, EXTFSK2 (EXTFSK64) or an interface that
provides a UART with 75 baud support.

The original EXTFSK (COMFSK 1.05) will not do 75 baud.

73,

   ... Joe, W4TV


On 9/18/2015 10:52 AM, Bill Turner wrote:
> The BARTG 75 baud Sprint contest is this coming Sunday.
>
> Date, time and rules at: http://bartg.rsgbcc.org/cgi-bin/hfreadcal.pl
>
> Remember, this is the SEPTEMBER contest, not April.
>
> There are the four steps to change MMTTY to 75 baud:
>
> I use FSK only, but I assume this applies to AFSK as well. If not,
> please let me know.
>
> 1. Start MMTTY and go to Options>Setup MMTTY and select the
> Demodulator tab.
> 2. At the bottom, UN-check the box that says "Fixes 45.45 baud".
> 3 Go to the Decode tab and change the baud rate to 75.
> 4. Click OK.  Do not skip this step or changes will not be saved.
>
> This is a short contest - just four hours but lots of fun. 75 baud
> RTTY plays differently from 45 baud. Please post your observations on
> the Reflector after the contest.
>
> See you there!
>
> 73, Bill W6WRT
> RTTY List Administrator at contesting.com
>
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>


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