[Elecraft] K3 Rx antenna

Bill Frantz frantz at pwpconsult.com
Sun Feb 2 22:49:27 EST 2014


The question, particularly on the lower bands is signal to noise 
ratio and not absolute receive strength. While connecting a 
receive antennas to two radios will involve a 3db loss, that 
loss will be to both the signal and the noise. The signal to 
noise ratio will be unchanged.

Cheers - Bill, AE6JV

On 2/2/14 at 11:05 PM, Gary at ka1j.com (Gary Smith) wrote:

>My concern with the dB loss is only when it comes to the 
>faintest of stations which is what I like to work, I like the 
>most difficult ones to pull out because they are the most 
>interesting ones to me; DX, QRP or someone with a really 
>compromised location, that gives me the greatest pleasure and 
>when such signals are in the mud, 3 dB is a lot of loss. When 
>copying a signal that moves the meter the loss is no problem. 
>All these options to select what antenna configuration to use 
>with the K3 & its sub receiver are tools each has unique 
>benefits & liabilities, sometimes a different choice lets me 
>make the Q.

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