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Re: [Discuss-gnuradio] GnuRadio on PCI-104 (i.e., Fedora onUSBFlash Dri

From: Jeff Brower
Subject: Re: [Discuss-gnuradio] GnuRadio on PCI-104 (i.e., Fedora onUSBFlash Drive)
Date: Fri, 02 May 2008 14:13:27 -0500


> > -----Original Message-----
> > From: Jeff Brower [mailto:address@hidden
> > Sent: Thursday, May 01, 2008 11:55 PM
> > To: Bahn, William L Civ USAFA/DFCS
> > Cc: address@hidden
> > Subject: RE: [Discuss-gnuradio] GnuRadio on PCI-104 (i.e., Fedora on
> > USBFlash Drive)
> >
> > William-
> >
> > Isn't there an issue of how much GNU radio can actually do on a Pentium M
> > system?  The Lippert board you mention looks
> > like it's limited to 1 GHz or less with passive cooling.  I assume this is
> > a mil app, but you can use fan cooling?
> >
> > What will GNU radio actually be doing?
> >
> It's for an initial aerial demonstration of our keyless jam-resistant
> encoding. We are keeping it really, really simple. The airborne unit
> (the one using the Lippert board) will be toggling between running a
> C program that generates a waveform packet and then calling GnuRadio
> to broadcast that packet in the 2.4GHz ISM band using OOK. The packet
> will consist of nothing more than a timestamp and some additional
> junk data to fill out the message string.
> The ground station will sniff the spectrum and record and decode any
> packets it finds. If that goes well, then the bad guys will start
> jamming the spectrum and we want to see how much energy, relative to
> the UAV, they have to expend before they jam us - that they will jam
> us is not an open question, just how much energy it takes them to do so.

The things you guys do at USAFA.  I hope Red team has some smart guys and makes 
competitive.  If these are Sr. engineering students then it sounds like a 
really good
learning experience.


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