[Elecraft] Boldly OT: 6 meter Sporadic-E season and the FT-8 microjuggernaut
Neil Zampella
neilz at techie.com
Fri Jun 1 23:13:04 EDT 2018
Considering that FT8 is done with 8-tone frequency-shift keying (8-FSK)
at 12000/1920 = 6.25 baud. I'd like to know how you can get that tone
in CW?
As far as the S/N threshold of the various WSJT-X modes (from the
protocol specs in the WSJT-X user guide):
FT8 : -21
JT4A : -23
JT9A : -27
JT65 : -25
QRA64A : -26
WSPR : -31
More protocol information can be found in section 17:
https://physics.princeton.edu/pulsar/k1jt/wsjtx-doc/wsjtx-main-1.9.1.html
Neil, KN3ILZ
On 6/1/2018 9:19 PM, Wes Stewart wrote:
> If you knew the code you could work that signal on CW. Quicker too.
>
> Wes N7WS.
>
> On 6/1/2018 2:07 PM, John Stengrevics wrote:
>> I worked D41CV on 6 meter FT8 a couple of weeks ago. He was running
>> 15 watts and was -18dB here. If that’s not sub-noise floor, I don’t
>> know what is.
>>
>> 73,
>>
>> John
>> WA1EAZ
>
>
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