[Elecraft] ESSB

Gerry leary gerryleary99 at icloud.com
Wed Nov 19 07:41:54 EST 2014



Sent from my iPhone this time 

> On Nov 17, 2014, at 11:48 AM, Al Lorona <alorona at sbcglobal.net> wrote:
> 
> Your intuition is correct, David. The same power in a narrower bandwidth results in a higher spectral power density -- more watts per Hertz, so to speak. Not to mention that at the receiving end, the operator can narrow his bandwidth which lowers the noise floor that he hears underneath you.
> 
> Al  W6LX 
> 
> 
> _________
> 
>>>> As bandwidth is broadened, is effective radiated power diluted? 
>>>> 
>>>> David Ahrendts, KC0XT
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> Message delivered to gerryleary99 at icloud.comI find that narrowing the bandpass on an SSB signal makes it harder to understand.  I don't notice any less noise.I am not speeaking in regards to QRM, but just the average noise level heard on a speaker or head phones.  


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