Re: [Discuss-gnuradio] ham/amateur getting started

[Nate Temple]

Henry,

Yes, the data stream will be interleaved I and Q values. 

Happy Holidays,
Nate


> On Dec 25, 2015, at 4:33 PM, Henry Barton <address@hidden> wrote:
> 
> You're right, Nate, the sampling rate equals bandwidth on SDR's. Does complex 
> sampling mean using I and Q?
> 
> Sent from Windows Mail
> 
> From: Nate Temple
> Sent: ‎Friday‎, ‎December‎ ‎25‎, ‎2015 ‎7‎:‎26‎ ‎PM
> To: address@hidden
> 
> Hi,
> 
> > Remember the Nyquist Theorem, which tells us that you can sample 1,6 MHz
> > wir 3,2 MSPS, and common amateur radio signals are generally far smaller
> > than 1,6 MHz. So the RTLSDR stick will probably be sufficient for most
> > of your experiments. 
> 
> Just a small correction, the samples from the common RTLSDRs are complex 
> samples, so 3.2 MSPS will yield 3.2 MHz bandwidth. It is typically not ideal 
> to sample at 3.2 MSPS with the RTLSDRs as they can internally drop samples at 
> that rate. 2.048 or 2.56 MSPS is usually a solid sample rate with them, but 
> YMMV from RTLSDR to RTLSDR.
> 
> Happy Holidays,
> Nate
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