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Re: [Discuss-gnuradio] Correct method for "compressing" a power spectrum
From: |
Firas Abbas |
Subject: |
Re: [Discuss-gnuradio] Correct method for "compressing" a power spectrum |
Date: |
Sun, 8 Mar 2009 23:37:13 -0700 (PDT) |
Hi,
> From: Marcus D. Leech <address@hidden>
>
> Let's say I have an FFT output that's many, many, bins wide, and I want
> to compress that information into a narrower display (let's say from 4M >
> bins down to 1024 bins).
>
> My approach has been to sum up each set of [4M/1024] bins, and use that
> as the final output.
>
> Marcus Leech
I think adding FFT bins is the correct way. But, for me I always select the
maximum in these bins. I'm not sure that this is right but it gives me a good
look over my spectrum data.
Best Regards,
Firas
- Re: [Discuss-gnuradio] Correct method for "compressing" a power spectrum,
Firas Abbas <=
- Re: [Discuss-gnuradio] Correct method for "compressing" a power spectrum, Jens Elsner, 2009/03/09
- Re: [Discuss-gnuradio] Correct method for "compressing" a power spectrum, Brian Padalino, 2009/03/09
- Re: [Discuss-gnuradio] Correct method for "compressing" a power spectrum, John Ackermann N8UR, 2009/03/09
- Re: [Discuss-gnuradio] Correct method for "compressing" a power spectrum, Bob McGwier, 2009/03/09
- Re: [Discuss-gnuradio] Correct method for "compressing" a power spectrum, Frank Brickle, 2009/03/09
- Re: [Discuss-gnuradio] Correct method for "compressing" a power spectrum, Marcus D. Leech, 2009/03/09
- Re: [Discuss-gnuradio] Correct method for "compressing" a power spectrum, Bob McGwier, 2009/03/09
- Re: [Discuss-gnuradio] Correct method for "compressing" a power spectrum, Marcus D. Leech, 2009/03/09
- Re: [Discuss-gnuradio] Correct method for "compressing" a power spectrum, Frank Brickle, 2009/03/09
- Re: Re: [Discuss-gnuradio] Correct method for "compressing" a power spectrum, rwmcgwier, 2009/03/10