[Elecraft] Roofing filters and DSP bandwidth tuning

[Jim Brown]

On 1/27/2021 12:14 PM, john at kk9a.com wrote:
> FWIW, I have both the 400 and 250 8 pole filters. If money is an issue, 
> I believe that there is very little bandwidth difference between the two.

I have both as well in all my radios. I can clearly hear the difference 
when switching between them. I mostly use the 250 Hz filter for CW and 
the 500 Hz filter for RTTY.

73, Jim K9YC