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Re: [Discuss-gnuradio] Vectorscope and Constellation sink?
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From: |
Eric Blossom |
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Subject: |
Re: [Discuss-gnuradio] Vectorscope and Constellation sink? |
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Date: |
Tue, 23 Jan 2007 11:24:33 -0800 |
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User-agent: |
Mutt/1.5.9i |
On Tue, Jan 23, 2007 at 07:04:37AM -0500, Eric A. Cottrell wrote:
> Hello,
>
> I want to do some work with QAM and C-QUAM. Is there a method to view
> phase information using the I/Q signals? I can not seem to find a
> vectorscope and constellation sink.
>
> 73 Eric
The oscope sink has an x vs y mode that may be useful.
When trying to debug stuff, typically we log all the intermediate
stuff to binary files, then load them into octave to examine.
See read_*_binary.m files in gnuradio-core/src/utils for Octave/Matlab
functions to read the binary files.
Eric