Re: dynamic range question

Posted by wayne burdick on
URL: http://elecraft.85.s1.nabble.com/Re-dynamic-range-question-tp7139057p7139203.html

This is just an issue of your notebook emitting a lot of RF in the ham  
bands; it isn't a strong enough signal to bring dynamic range into play.

The KX3 has DSP-based noise blanking and noise reduction, so it should  
do a better job on all types of noise than the '817.

73,
Wayne
N6KR


On Dec 30, 2011, at 1:26 PM, Phillip Nichols wrote:

> Would this work in reducing the effects of my notebooks noisy
> power-supply.? I can not use my 817 at all on 20m unless I unplug my
> Notebook.
>
> 73/Phillip/N8AYE
> -.  ---..  .-  -.--  .
>
>
> Jim Brown said the following on 12/30/2011 4:03 PM:
>>
>> In very simple terms, it means that when a very strong signal is very
>> close in frequency to another much weaker signal that you want to
>> listen to, the KX3 can reject a signal that is 30dB stronger than the
>> 817 can reject.  Putting it another way, on the 817, the stronger
>> signal would take over, and you wouldn't hear the weaker one, but the
>> KX3 would pull it through.
>
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