[Elecraft] K3S filter for FT8?

[Bob McGraw K4TAX]

I find 2.7 kHz to be optimized. The software does the heavy lifting.  And the software has limits on the low and high frequency tones. 

If you use the new FT-4 mode it uses slightly different frequencies on each band. 

Bob, K4TAX


Sent from my iPhone

> On May 5, 2019, at 4:54 PM, Frank O'Donnell <vfo77 at inkbox.net> wrote:
> 
> I'm sure this is a well-covered question, but I'm getting so many hits on search terms that it's difficult to find past discussions.
> 
> On the K3S or K3, what filter(s) are people finding optimal for FT8? Due to its popularity, it seems as though the FT8 bandwidth has been gradually widening.
> 
> Thanks and 73,
> 
> Frank O'Donnell K6FOD
> 
> 
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