[Elecraft] Boldly OT: 6 meter Sporadic-E season and the FT-8 microjuggernaut

David Gilbert xdavid at cis-broadband.com
Sat Jun 2 02:40:53 EDT 2018


As I said, I wasn't taking into account the differences in bandwidth, so 
my comment wasn't accurate.

Dave   AB7E


On 6/1/2018 11:28 PM, Josh Fiden wrote:
> Referenced to the noise floor at what bandwidth? If you're claiming 
> FT8 can copy sigs 20 dB below what you can copy on CW, that's nonsense 
> and not even true for JT65. Anecdotal info from hardcore 6m guys 
> (translate: real world results) say they're not working anything they 
> couldn't copy on CW. It's a PITA with everyone crammed in a few kHz 
> and a couple bad sigs wipe it out. In practice, it might be a few dB 
> better than copy by ear with a narrow filter if you're decent at ESP 
> level copy.
>
> That said, I've been using JT65 on 6m EME for several years and love 
> it. I'm not at all a luddite about this. Just trying to be realistic.
>
> I sure hope the whole June VHF contest doesn't ignore CW & SSB, and 
> try to squeeze onto 313 !
>
> YMMV
>
> 73,
> Josh W6XU
>
> On 6/1/2018 4:38 PM, David Gilbert wrote:
>> that it is nominally capable of -20 db decoding.  >Referenced to the 
>> noise floor< 
>
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