[WriteLog] [RTTY] MMTTY and EXTFSK at 75 baud...

[Glenn Anderson]

I plan to use AFSK. It should work just fine.

Glenn WB5TUF

-----Original Message-----
From: rtty-bounces at contesting.com [mailto:rtty-bounces at contesting.com] On
Behalf Of James Colville
Sent: Saturday, June 05, 2010 8:30 PM
To: Robert Chudek - K0RC
Cc: N1MMLogger at yahoogroups.com; MMTTY at yahoogroups.com;
cq-contest at contesting.com; writelog at contesting.com; rtty at contesting.com
Subject: Re: [RTTY] MMTTY and EXTFSK at 75 baud...

Sounds like the contest is a bust then.... If MMTTY wont work.


MMTTY is the most used RTTY program.

73
Jim W7RY



On Sat, Jun 5, 2010 at 9:04 AM, Robert Chudek - K0RC
<k0rc at citlink.net>wrote:

> This is a FYI message...
>
> Operators planning to participate in the 75 Baud contests this weekend and
> next should be aware IF they are using the popular EXTFSK driver, this
> driver is hard coded to transmit at 45.45 Baud. Typically this driver is
> used to generate FSK & PTT keying (not AFSK) by RTTY software, MMTTY in
> particular.
>
> Dave Bernstein, AA6YQ, verified this (documented) limitation. He maintains
> the MMTTY source code.
>
> How do you know whether you are using the EXTFSK driver? Bring up your
> software configured for a RTTY contest. Look at the bottom of the screen
to
> see if there is an EXTFSK 1.05 button displayed on the Windows task bar.
If
> it is shown, you are using the driver and will only be able to transmit at
> 45.45 Baud.
>
> There are many other RTTY packages that will allow 75 Baud TX speeds. If
> you were planning to participate in high speed RTTY, it would be a good
time
> to investigate other options if you are currently using the EXTFSK driver.
>
> 73 de Bob - KØRC in MN
> _______________________________________________
> RTTY mailing list
> RTTY at contesting.com
> http://lists.contesting.com/mailman/listinfo/rtty
>



-- 
73
Jim W7RY
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