[Elecraft] [K3] AFX operation

John H Gibson gibson at alma.edu
Tue Jun 24 10:34:52 EDT 2008


Hi Lyle,

Thank you for your explanation of how AFX works; I now better understand how 
AFX currently behaves. While listening to cw, I find that increasing DELAY shifts 
the apparent source of a cw signal further to the left, which makes me believe 
that AFX delays the right stereo channel. 

AFX does provide a nice spatial sense of the sound (albeit with sound sources 
shifted to the left of center). I know that your plate is full right now, but I was 
pleased to hear that you are thinking of a a future AFX with that spatially locates 
a sound source based on its pitch.

Best Regard and 73,
John, no8v

---- Original message ----
>Date: Mon, 23 Jun 2008 16:41:39 -0700
>From: Lyle Johnson <kk7p at wavecable.com>  
>Subject: Re: [Elecraft] [K3] AFX operation  
>To: Jeff Kinzli N6GQ <jeff at N6GQ.com>
>Cc: gibson at alma.edu, Elecraft Reflector <elecraft at mailman.qth.net>
>
>>> I have recently begun experimenting with my K3's AFX feature...
>>> This is not what I expected. What am I doing wrong?
>
>The K3 does not provide a "space based on pitch" which is apparently 
>what you were expecting.  That effect is on the list of things to 
>consider for the future.
>
>BIN provides a fixed phase shift between the two channels.
>
>DLY provides a fixed (but user selectable) time delay between the two 
>channels.  I use DLY 3.  Wayne prefers DLY 5.
>
>This is *all* what we call psychoacoustics, mainly because we like to 
>use 5 syllable words to impress :-)  Different listeners react in 
>different ways to these settings.  There is no correct one; use what you 
>prefer, including OFF.
>
>73,
>
>Lyle KK7P
>


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