Topband: FT8 qrm

Wes Stewart wes_n7ws at triconet.org
Wed Nov 29 07:29:55 EST 2017


My scenario had the CW man on the frequency FIRST.

On 11/29/2017 4:54 AM, Tim Shoppa wrote:
> A typical CW guy will hear FT8 or JT65 as a kinda whiny wobbly intermittent carrier. And will probably think it’s just some neighborhood switching power supply noise. He won’t CQ right on top of it (because he wants to hear a DX respondent) but he will have no problem firing up 500 Hz away.
>
> But the digital guys e.g. FT8 have 2khz wide filters. So there is a fundamental assymetry here.
>
> Tim N3QE
>
>
> Sent from my VAX-11/780
>
>> On Nov 28, 2017, at 10:50 PM, Wes Stewart <wes_n7ws at triconet.org> wrote:
>>
>> So what's the protocol when a CW man checks a frequency, hears nothing, sends a couple of QRL? and hears nothing and begins to run stations.  Then sometime later a guy running an imaginary mode...oops...sorry, FT8 shows up and wants to park on the CW man's frequency?  Who is to blame?  I'll answer my own question: the FT8 guy who is QRMing an occupied frequency.
>>
>> Besides the FT8 guys can always resort to JTAlert to QSO via text messaging as one west African station apparently tried to do with me.
>>
>> Wes  N7WS
>>
>>
>>> On 11/28/2017 10:45 AM, Bryon Paul Veal NØAH wrote:
>>> There were ops all over the FT8 segments, refused to even try and work them and some were some pretty rare mults for CQWWCW...gentleman agreements are of the past.....sucks
>>>
>>> PAUL. N0aH



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