[Elecraft] K3 FSK RTTY Problems
Gordon LaPoint
gordon.lapoint at gmail.com
Mon Nov 9 12:05:50 EST 2015
Rich,
Sorry, I am going by the monitor tone. I need to check the actual
rf on another radio and see if the Mark is really at 200hz offset or at
2.1Khz like it should be ( I use high tones from mmtty or 2tone)
the AFSK A is working normal. I did not hear any shift using FSK D.
I normally use FSK D, and the "pitch" setting was still correct, is
there another setting that affects the pitch?
Gordon - N1MGO
On 11/09/2015 11:29 AM, Richard Ferch wrote:
> Gordon,
>
> It's not clear what you mean. The mark output from the radio is at RF,
> not at either 2 kHz or 200 Hz. Do you mean the audio monitor tone you
> hear from the K3, or are you monitoring in some other way?
>
> In FSK D (and also in AFSK A), the K3's dial displays the actual Mark
> frequency as transmitted. If you are monitoring via an external
> receiver, the two RTTY frequencies should be at the K3's dial
> frequency (mark) and at a frequency 170 Hz lower (space).
>
> The audio monitor tone from the K3 should be at the K3's Pitch
> setting. If it isn't, that would seem to point to something odd in the
> monitor, which does not necessarily mean there is anything wrong with
> the actual transmitted RF.
>
> 73,
> Rich VE3KI
>
> N1MGO wrote:
>
>> I normally use MMTTY, with DXLabs. That is not the problem, the
>> Mark output of the radio is at ~200hz, NOT 2Khz as normal, and can not
>> tell if the space is there or not, due to the super low frequency offset
>> from the dial frequency. I'm setup for SO2V operation with Writelog,
>> that also has the problem. I did check for port conflicts and did not
>> find any.
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--
Gordon - N1MGO
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