[Elecraft] K4 Noise Blanking & Sensitivity - Again

Wayne Burdick n6kr at elecraft.com
Wed May 29 11:45:58 EDT 2019


> On May 29, 2019, at 4:15 AM, John Stengrevics <jstengrevics at comcast.net> wrote:
> 
> 1.  Noise Blanking:  On the website, under K4 FAQ - Performance Differences, it says "In a direct-sampling radio like the K4, the DSP can “see” a wider bandwidth in its signal chain, allowing it to provide higher-performance noise reduction, noise blanking…”  Can you quantify the improvement of the K4 over the K3S regarding noise reduction and noise blanking?

This is in-progress DSP code, so full characterization is pending. For example, there will be a completely new NR algorithm available.


> 2.  Sensitivity....

The K4 will be similar to the K3 in sensitivity. Again, we're still finalizing hardware and will provide full specs once available. 

Wayne



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