[Elecraft] K3 noise reduction
KM5Q
km5q at mac.com
Thu Jun 19 00:47:09 EDT 2008
Continuing from my previous message -- I just loaded the current
Firmware 2.02. I think NR works better now, but I'm not really sure.
In the process however, I found that I was being distracted by the
more "powerful" ranges of 3-x and 4-x.
For SSB, the best setting seems to be "1-3". Before, I didn't think it
was so effective. The 1 range maintains good volume equalizing between
on/off. Higher ranges cause too much distortion. Maybe they are OK on
CW, but any advantage seems to be not worth the time to continue
experimenting. For now, I'm going to use "1-3" and forget about the
higher ranges of NR.
A good improvement would be if the NR processing could reduce
automatically with signal strength, to avoid unnecessary distortion on
strong signals. I trust we'll see some further improvement eventually
but meanwhile, I can enjoy using it on low signal/noise ratio
conditions and switching it off on stronger signals.
Windy KM5Q
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