Re: [Discuss-gnuradio] FUNCube dongle

[Patrik Tast]

Oh yeah! That will be the way to do it

Thanks,
Patrik

----- Original Message ----- 
From: "Alexandru Csete" <address@hidden>
To: "Patrik Tast" <address@hidden>
Cc: <address@hidden>; "Jerry Martes" <address@hidden>
Sent: Sunday, February 20, 2011 12:13
Subject: Re: [Discuss-gnuradio] FUNCube dongle


> On Sun, Feb 20, 2011 at 10:50 AM, Patrik Tast <address@hidden> 
> wrote:
> > Hi Alexandu,
> >
> > Oh yes, by plugging it into an audio source it will work as is with GR.
> >
> > We wonder how to rip the I and Q's and pass them further to GR for
> > (de)modulation
> > We need to study the dongle and its ICs more
>
> Not necessary, because we know that one channel contains the I samples
> and the other channel contains the Q samples. In GNU Radio it can be
> converted to a complex stream using gr_float_to_complex() see attached
> screenshot. The complex stream can then be used the same was as you
> would use a stream from USRP, except the the sample rate is 96 kHz.
>
> Alex