Re: [Discuss-gnuradio] 8 bit samples have an odd spectrum

[Dan Halperin]

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On Jul 11, 2008, at 11:24 AM, Chris Stankevitz wrote:
> Matt Ettus wrote:
> > Remember that while the ADCs are 12 bits, we carry 16+ bits of  
> > precision throughout the signal processing.
>
> How do you get 16 bits of precision from a 12 bit ADC?  What does  
> 16+ mean?  I'm looking at the shorts coming from the USRP and I'm  
> seeing values in the range [-3296 3264] which implies more than 12  
> bits... curious.

Decimation.

- -Dan
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