[Elecraft] Filters for K3?

Arie Kleingeld PA3A pa3a at xs4all.nl
Mon Dec 28 08:37:12 EST 2009


Main RX: 2.7   2.1   400  and 200
Sub  RX: 2.7   2.1   400

Use of the filters: 

Normal operation SSB: 2.7 (this filter is much wider than 2.7 but that's no
problem in normal band conditions)
Contest operation SSB: 2.1 (this is needed when the band is crowded)

Normal operation CW:  2.1 , listening on 500Hz BW or more (no need for other
filter if the band is normal). I use 400 if in QRM situation.
Contest operation CW: 400

Both sub and main filters have same offsets for diversity.

The 200 Hz in the main is for special occasions when the going really gets
tough in CW or data.

73 and happy new year all.

Arie PA3A



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