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Re: [Discuss-gnuradio] QT Vector Sink Issue
From: |
Martin Braun |
Subject: |
Re: [Discuss-gnuradio] QT Vector Sink Issue |
Date: |
Wed, 24 Feb 2016 17:12:56 -0800 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.5.1 |
On 02/24/2016 02:57 PM, Nigel Steed wrote:
> In my application I am generating a vector of amplitude values (of
> length 128) obtained at different frequencies. My flowgraph contains
> an OOT Block which is stepping the SDR and saving an amplitude value
> for each frequency, generating an output sample for each frequency at
> a time. I then convert this stream to a vector using StreamToVector
> and display using the vector sink which never updates the data, only
> the vertical axis. If I put a time sink directly after my OOT Block
> with the number of points set to the vector size, that works ok. My
> issue is I need to anotate the plot axis as frequency points, which
> you can freely do with the vector sink but not the time sink.
>
> Maybe I need to reconfigure my OOT module to output a vector of
> length 128, rather than streaming out 128 samples ?
Yes, that would make most sense, and it should work fine with the vector
sink out of the box.
M