[Elecraft] K-3 Noise Reduction

Dick ko7n at peak.org
Mon May 16 11:43:57 EDT 2011


Bill,

Could you refer me to those urls?  This is a most interesting thread 
about NR and NB.  To date my K3 is not as good as my 756 PRO III. 
However, I am still new to the K3 and believe it to be cockpit error. 
Other than that the k3 is a dynamite box. AGC, interesting will try 
working with that.

73  Dick  KO7N

On 5/16/2011 7:27 AM, Bill (K9YEQ) wrote:
> Ron,
>
> I don't have the 5k to compare, but have read and tried all the settings of
> the K3 for AGC and NR/NB.  I have found the wide variety of settings very
> beneficial as I can set the K3 for the best performance in my situation.  I
> think that a recent post had at least 4 URL's you could visit to help you
> understand the settings.  The K3 does so much more than any radio I have
> owned or own.  I can foul up the NR or NB along with the AGC settings just
> as well as any good appliance operator can, so some trial and error along
> with a technical read on how these functions interact will turn any
> appliance operator into a knowledgeable and successful user.
>
> One more aside:  I can get rid of most any noise with AGC settings, but
> these will knock the signals down a bit.  The electric fence across the
> street with S5 signals can be eliminated!  But not without some signal loss.
> The underlying noise level is around s2-3 most days.
>
> 73,
> Bill
> K9YEQ
>
> -----Original Message-----
> I have a K-3, S/N 1997 and was talking to a friend who also has a K-3 on the
> air recently.  He mentioned that he also recently purchased a Yaesu FT 5000
> and noticed that the noise reduction on the FT 5000 seems to do a better job
> of reducing the noise while still having good copy on the signal.
>
> I told him that I don't use the NR often, and when I have tried it, I also
> notice that even in the 1-1 setting the signal seems to lose some of its
> clarity.  So I'm hoping this is a cockpit issue on our end and that some of
> you have your NR working well.  Any comments would be appreciated.  Other
> than this, I still really love my K-3.  I also am using the LP-Pan Adapter
> and find it really makes my single receiver K-3 almost a Flex 1000 on the
> receive, and I can listen to 2 signals via stereo headphones, one in each
> ear.
>
> 73
>
> Ron
>
> AE6RH
>
>
>
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