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Re: [Discuss-gnuradio] Welcome and brief update
From: |
Matt Ettus |
Subject: |
Re: [Discuss-gnuradio] Welcome and brief update |
Date: |
Sat, 11 Jan 2003 18:49:01 -0000 |
Daniel Rogers <address@hidden> said:
> Ettus, Matt wrote:
> >
> > I'm actually working on a high end syste, like this. It is USB2 based,
> > instead of firewire. It has 4 analog inputs (10 bits, 60 MS/s), 4 analog
> > outputs (12 bits, 120 MS/s). We're about to get prototype boards made, and
> > it will eventually be sold in the $200 to $400 range, depending on
> > configuration. Hopefully by late summer it will be available.
> >
> Perhaps I am a little dense here (and perhaps you don't want to reveal
> this information), but how you have send that much data down usb 2,
> which IIRC, has a max bandwidth of 480 MSps? (4*10*60*10^6>>4.8*10^8).
You use the onboard FPGA to do a digital up / downconversion, interpolation /
decimation and filtering.
You can't send the full bandwidth, but 30 MB/sec is doable over USB2, so 15 MS/s
at 16 bits is doable.
Matt
- Re: [Discuss-gnuradio] Welcome and brief update, (continued)
- Re: [Discuss-gnuradio] Welcome and brief update, Chris Albertson, 2003/01/10
- Re: [Discuss-gnuradio] Welcome and brief update, John Turner, 2003/01/11
- RE: [Discuss-gnuradio] Welcome and brief update, Ettus, Matt, 2003/01/10
- RE: [Discuss-gnuradio] Welcome and brief update, Ettus, Matt, 2003/01/10
- Re: [Discuss-gnuradio] Welcome and brief update,
Matt Ettus <=