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Old 06-26-2009, 10:51 AM
recoder
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Default Re: 720 Mhz IF Processing

On 25 Haziran, 21:07, "langw...@fonz.dk" <langw...@fonz.dk> wrote:
> On 25 Jun., 14:10, recoder <kurtulmeh...@gmail.com> wrote:
>
>
>
>
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> > On 25 Haziran, 10:59, "Sebastien @ Sundance"

>
> > <maury.sebast...@gmail.com> wrote:
> > > On Jun 24, 11:15*pm, recoder <kurtulmeh...@gmail.com> wrote:

>
> > > > *We are used to process 70 Mhz IF by using ADC boards to interface to
> > > > our fpga boards.
> > > > Now we have to process the following signal:
> > > > 720 Mhz IF
> > > > qpsk modulated
> > > > *80 mhz bandwith (3 dB)

>
> > > > Can anybody recommend a board to interface the 720 Mhz IF to a FPGA
> > > > board?

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> > > If you are looking at a complete system, you can check the SMT702 that
> > > may do the job :http://www.sundance.com/web/files/pr...RFilter=SMT702

>
> > > - Sebastien

>
> > Thank you for your recommendation but I think downconverting 720 mhz
> > to 140 or 70 Mhz would be a better solution. I am looking for a board
> > that can do the job.

>
> something like a combo of * ad8348 and adf4360-7 *eval boards ?
>
> -Lasse- Alıntıyı gizle -
>
> - Alıntıyı göster -


Thank you, this seems to be a viable solution. The ad8348 has a
Demodulation bandwidth of 75 MHz. As our signal is 82 Mhz wide we are
not sure if this IC will be good for us. Maybe ADL5387 will help.
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