discuss-gnuradio
[Top][All Lists]
Advanced

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: [Discuss-gnuradio] DBSRX status


From: Iban Cardona
Subject: Re: [Discuss-gnuradio] DBSRX status
Date: Fri, 10 Jun 2005 12:11:56 +0200

Great!

it will be a very nice and cheap solution for radioastronomy and seti
enthusiasts.

You can give more information about the price, release date of the DBSRX?

Thanks

Iban



----- Original Message ----- 
From: "Matt Ettus" <address@hidden>
To: <address@hidden>
Sent: Thursday, May 26, 2005 1:03 AM
Subject: [Discuss-gnuradio] DBSRX status


>
>
> I am almost ready to declare the DBSRX board done.  Just to let you know
> how it's going, check out this picture:
>
> http://home.ettus.com/dbsrx-screen.png
>
> What you are seeing there is an fft of a -100 dBm carrier at 2001.6 MHz.
>  You'll notice that there is over 30 dB of image rejection (about 35 dB
> actually) and the carrier is almost 30 dB stronger than noise in a 4kHz
> bandwidth.  If you do the math, this gives us a noise figure of less
> than 8 dB, before you account for the loss in my cables.
>
> Matt
>
>
>
> _______________________________________________
> Discuss-gnuradio mailing list
> address@hidden
> http://lists.gnu.org/mailman/listinfo/discuss-gnuradio





reply via email to

[Prev in Thread] Current Thread [Next in Thread]