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Re: What's best Soundcard Interface for KX3

Posted by Robert Nobis - N7RJN on Apr 10, 2016; 7:01pm
URL: http://elecraft.85.s1.nabble.com/What-s-best-Soundcard-Interface-for-KX3-tp7616157p7616167.html

George,

Many laptops do not have a good quality built-in sound cards. Their performance for very weak signals typically is not as good as using an external sound card.  You might want to test your internal PC sound card before you go to Brazil. If your internal sound card is able to consistently decode JT65 signals at levels below -19dB (for example -20 to -26 dB) it is probably acceptable.

You might wish to review Jim Brown’s (K9YC) Tutorial on sound cards:  http://k9yc.com/USB_Interfaces.pdf

73,


Bob Nobis - N7RJN
[hidden email]


> On Apr 10, 2016, at 11:09, George_yv5wz <[hidden email]> wrote:
>
> Thank you Don!
>
> So  you mean  I don't need to buy anything just my laptop....that's
> interesting!
>
> however, I'm kind of confuse....why so many brands of expensive interface
> sound card....does it represent any better signal or any using interface
> ?....I mean 100 Box (signlink)  against simple USB soundcard (12 box)
> .....does it really matter?
>
>
>
>
> --
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