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From: | Marcus D. Leech |
Subject: | Re: [Discuss-gnuradio] log POWER FFT Output - Samples flipped in frequency |
Date: | Mon, 19 Jan 2015 08:46:22 -0500 |
User-agent: | Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.24) Gecko/20111108 Fedora/3.1.16-1.fc14 Thunderbird/3.1.16 |
On 01/19/2015 07:24 AM, Jorge Gallo wrote:
That's normal for FFTW-based FFTs (and a lot of others). The output goes from: DC to BW/2 -BW/2 to DC Where BW is your signal bandwidth. -- Marcus Leech Principal Investigator Shirleys Bay Radio Astronomy Consortium http://www.sbrac.org |
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