[Elecraft] K3 - Audio/IF filtering definitions

N5GE Lists at n5ge.com
Tue Nov 27 17:25:23 EST 2012


They keep you from having to go into Config to change equalizer for a
specific situation and they work with the RX signal directly.

Amateur Radio Operator N5GE
ARRL Lifetime Member
QCWA Lifetime Member

On Tue, 27 Nov 2012 22:16:16 +0000, Rick Stealey
<rstealey at hotmail.com> wrote:

>
>I'm confused as to the function of the receive equalization vs the width vs the hi
>and low cut.
>
>Example - The traditional  SSB filter is, say, a 2.7 KHz wide filter with the 
>bfo carrier 300 hz from one side of the filter passband.  This provides audio response 
>of 300 hz to (300+ 2700) = 3000 Hz.
>
>So I can set my K3 to 2700 bandwidth and adjust the  SHIFT control to give the 
>same response as above.  But in addition I can adjust the 8 band receive EQ to roll 
>off or peak this spectrum, right?  I assume this filtering is at audio, after the detector.
>
>Then what are the hi cut and low cut front panel controls for?  What do they control?
>
>Rick   K2XT
> 		 	   		  
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