[Elecraft] NoiseNuller and Morse Code Signals

Jim Brown jim at audiosystemsgroup.com
Sat Jul 25 03:55:27 EDT 2026


On 7/25/2026 12:18 AM, David Gilbert via Elecraft wrote:
> Since CW signals are essentially single tones (theoretically, anyway) 
> they are easier for the FFT processing to keep them separate from the 
> noise (only one bin to phase shift), so the resulting improvement in SNR 
> is actually better than for a voice signal.

Hi Dave,

Yes, it sounds very good. Couple of questions. What is the nature of 
noise -- impulse or electronic stuff?  Have you tried it on both? What 
is the latency?

73, Jim K9YC


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