Re: [Discuss-gnuradio] QT Vector Sink Issue

[Martin Braun]

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