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Re: [Discuss-gnuradio] Question on FFT

From: Josh Blum
Subject: Re: [Discuss-gnuradio] Question on FFT
Date: Fri, 17 Aug 2012 11:48:26 -0700
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:14.0) Gecko/20120714 Thunderbird/14.0

On 08/17/2012 11:45 AM, Sam mite wrote:
> Hi All,
> I wanted to work on FFT using gnuradio. I have a question. Why there is
> only one frequency shown in plot ? why negative frequency is not being
> displayed ? I have attached picture of GRC implementation and FFT plot as
> well.

So, the blue color means complex floats. The signal source is not
producing sin(t), its producing e^jwt


> Best Regards,
> Sam
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