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gnuradio , SDR usrpx300

I'm confused about Bandwidth and sample_rate. How i do calculate them? is sample_rate = Bandwidth? Sample rate: This is a design parameter, not usually something you caclculate, but a requirement ...
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Why are real-world digital images not bandlimited?

This is an old chestnut. One of the earlier (but relatively recent) musings about this topic for general signals is Slepian's On Bandwidth.. A screenshot of the abstract is below.
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2 votes

Why are real-world digital images not bandlimited?

The statement is either misleading or wrong, depending on interpretation. I defer to this answer for details, and for short version I cite my comments from under this answer What I'm saying is, it's ...
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3 votes

Why are real-world digital images not bandlimited?

The notion of "digital image" is not so precise, when talking about some 2D multidimensional signal. One instance I know of is a seismic gather: a line of surface-based sensors, located ...
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