[Elecraft] RTTY Keying problem

[Joe Subich, W4TV]

> I have the K3 Data Mode set at AFSK A. I have always used AFSK A
> with the K3. The K3 PTT-Key setup in Configurator is set as DTR -
> RTS. If I run MMTTY outside of DX4WIN, under MMTTY Setup, TX tab, I
> have PTT& FSK port set at None. If I go into DX4WIN and bring up the
> RTTY window and then do an Alt-S, I show MMTTY Keying setup as Vox
> and key line set as DTR. I am using Com1 for radio control between
> the pc and K3.

When you do Alt-S you will want to show MMTTY Keying as "PTT Control"
and DTR (based on your K3 settings).

Note your K3 "PTT-Key" is "backward" as several packages (e.g., N1MM
Logger and Writelog) limit PTT to RTS and/or limit CW to DTR.

73,

    ... Joe, W4TV


On 5/6/2012 12:11 PM, N4QS wrote:
> To all,
>
> I had a computer crash yesterday and have spent the weekend
> reinstalling ham radio software and interfaces on a replacement pc.
> I almost have everything working except that I still can't get DX4WIN
> to key the K3 in RTTY AFSK A mode.
>
> I use MMTTY and DX4WIN.  Maybe someone can help refresh my memory.  I
> have the K3 Data Mode set at AFSK A.  I have always used AFSK A with
> the K3.  The K3 PTT-Key setup in Configurator is set as DTR - RTS.
> If I run MMTTY outside of DX4WIN, under MMTTY Setup, TX tab, I have
> PTT&  FSK port set at None.  If I go into DX4WIN and bring up the
> RTTY window and then do an Alt-S, I show MMTTY Keying setup as Vox
> and key line set as DTR.  I am using Com1 for radio control between
> the pc and K3.
>
> I can receive fine, but just cannot key the K3.  I wonder how you are
> setup?  It was working perfectly until the crash!
>
> Thanks,
>
> Dave, N4QS
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