[Elecraft] K3S Noise reduction Test

[Drew AF2Z]

The VFO-A knob currently has no function while NR "long push" is engaged.

73,
Drew
AF2Z


On 06/20/17 22:20, Nr4c wrote:
> But that knob varies a whole other range of NR. How hard is it to turn one knob 32 clicks?
> 
> Sent from my iPhone
> ...nr4c. bill
> 
> 
>> On Jun 20, 2017, at 2:51 PM, Drew AF2Z <pubx1 at af2z.net> wrote:
>>
>> The only thing I would change in NR is to make it easier to scroll through the settings. Currently you can only go through the 32 settings sequentially with the VFO-B knob, from 1-1 through 8-4. It would be nice if the VFO-A knob could be employed to increment and decrement the first parameter.
>>
>> For example: if you were on NR 1-3 you could scroll directly through 2-3, 3-3, 4-3, etc using the VFO-A knob.
>>
>> I don't know the details of NR but believe that all the n-1 settings are related to each other as a group; same goes for the n-2 settings, n-3, and n-4. So, it would make sense to be able to scroll through the "n" values when looking for the best noise reduction.
>>
>> 73,
>> Drew
>> AF2Z
>>
>>
>>> On 06/20/17 11:48, wa9fvp wrote:
>>> I did a comprehensive test of the K3S noise reduction system and uploaded the
>>> same document to the Elecraft_K3 Yahoo group.
>>> Elecraft_K3_NoiseReduction.pdf
>>> <http://elecraft.365791.n2.nabble.com/file/n7631913/Elecraft_K3_NoiseReduction.pdf>
>>> Here's what I concluded.
>>> Settings Fn-1 provides the least noise reduction.  Fn-2 and Fn-3 noise
>>> levels are almost the same and one setting could be eliminated.  Fn-4
>>> provides the most noise reduction and having 3 settings, it would
>>> simplifying NR adjustments.  The NR delays that is, F1-n through F4-n, could
>>> be added to the configuration menu.  There are delay differences in the
>>> noise ripple but aurally, with a complex voice waveform, there’s no
>>> distinction between the delay settings.
>>> Don't get me wrong! I'm not that saying there's something wrong with the
>>> K3/K3S noise reduction. It works very well!  I think there are too many
>>> settings and some can be eliminated.  What are your thoughts?
>>> -----
>>> Jack WA9FVP
>>> Sent from my home-brew I5 Core PC
>>> --
>>> View this message in context: http://elecraft.365791.n2.nabble.com/K3S-Noise-reduction-Test-tp7631913.html
>>> Sent from the Elecraft mailing list archive at Nabble.com.
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