[Elecraft] K3 Filters for digital work

Bill Breeden breedenwb at cableone.net
Fri Nov 29 09:04:36 EST 2013


Dave,

I have 200 Hz and 400 Hz filters in my K3.  My K3 copies RTTY fine through the 200 Hz filter.  That being said, I normally use the 400 Hz filter unless the band is crammed with signals during a contest.  The 200 Hz filter also reduces a the apparent signal to noise ratio between my ears when working CW on the low bands during very noisy conditions.

73,

Bill - NA5DX
  

>Which two of the 200/250/400 and 500 hz filters are best for digital
>use, primarily RTTY, both contests and dx.  I understand that for JT-65
>and PSK the standard ssb filter, or even the AM filter is useable.  I am
>concerned that the 200 hz might be too narrow for RTTY.  I work some CW
>but almost no ssb.

>73, Dave, K2YG



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