[Elecraft] Help with RTTY

Don Wilhelm w3fpr at embarqmail.com
Fri Sep 24 20:40:24 EDT 2010


  Jeff,

If you are not accustomed to RTTY (or other digital modes) operation, I 
would encourage you to use a computer application to start out with.  
Clicking on the waterfall display to decode signals is much easier than 
tuning the signal to a spot which will allow good decoding in the K3 VFO 
B area (or using K3 Utility Terminal - same thing).
Once you have developed a feel for the RTTY mode, then you can advance 
to using the K3 Utility or the K3 VFO B area for decoding.

If you insist on using the VFO B display or K3 Utility, set the AFSK-A 
(or FSK-D) menu parameter to the baud rate of the station you are trying 
to copy (it will usually be 45 bps), then use the dual passband to 
reject unwanted signals - tune the K3 carefully using CWT so you see 3 
bars on each side of the center marker.  You should then see good 
decoded text.

73,
Don W3FPR

On 9/24/2010 8:13 PM, Jeff Kinzli N6GQ wrote:
> I've not done much in the way of RTTY but thought I'd get on for CQWW
> this weekend and work a few guys with the built in data capability in
> the K3.
>
> Try as I might, I can't get it to decode anything correctly. I seem to
> have lackluster results getting stuff to display on the VFOB area of
> the screen with any kind of consistency and I just don't know what's
> wrong.
>
> Does anyone have a "RTTY with the K3 for dummies"? I don't really want
> to go off and install any RTTY software, would just like to use the
> built in K3 stuff to make a few QSOs.
>
> Thanks, unicast to me is fine.
>
> Jeff
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