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Re: [Discuss-gnuradio] BASIC_RX complex sampling
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From: |
Marcus D. Leech |
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Subject: |
Re: [Discuss-gnuradio] BASIC_RX complex sampling |
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Date: |
Thu, 16 Apr 2009 15:35:14 -0400 |
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User-agent: |
Thunderbird 2.0.0.19 (X11/20090105) |
Johnathan Corgan wrote:
> On Thu, Apr 16, 2009 at 11:51 AM, Marcus D. Leech <address@hidden> wrote:
>
> Close. You didn't mention USRP1 or 2, so I'm assuming USRP1, and
> you'll get a baseband signal of a maximum +/-4MHz with decimation of
> 8.
>
Yes, USRP1.
> It's not magic, it's math :-)
>
>
It's so much more fun to think of it as magic, but yes, it's math.
Coupla synthetic LOs, coupla multiplies, voila, a complex mixer.
I'll actually be using it at +/- 3.2MHz (decim=10).
--
Marcus Leech
Principal Investigator, Shirleys Bay Radio Astronomy Consortium
http://www.sbrac.org