[Elecraft] K3 AM filter (on receive) question

Edward R. Cole kl7uw at acsalaska.net
Mon Aug 15 12:45:58 EDT 2011


One of the reasons I bought the 13-KHz filter was to process wide 
band audio baseband for use by spectrum sw, but it appears the 
"modes" limit this if I understand correctly.  Example in FL1 
(13-KHz) I am only able to reach 4-KHz in USB.  Same goes for DATA-A 
max bw is 4-KHz.  AM - 5 KHz, FM (not adjustable) presumed to be 13-KHz.

Of course I have implemented use of the LP-Pan which replace the K3 
2nd IF with a SDR which is bw limited only by nyquist and soundcard 
capability (currently 96 KHz).


73, Ed - KL7UW, WD2XSH/45
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