QT GUI Fast Auto-Correlator Sink
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This block uses the Wiener Khinchin theorem that the FFT of a signal's power spectrum is its auto-correlation function.
FAC Size controls the FFT size and therefore the length of time (samp_rate/fac_size) the auto-correlation runs over.
Added in 3.9
Parameters
(R): Run-time adjustable
- Sample Rate
- default: samp_rate
- FAC Size
- FAC Size controls the FFT size (default: 512)
- FAC Decimation
- default: 10
- Output
- options: [dB, Normalized]
- Title
- display title
- Show Grid
- options: [Yes, No]
- Auto-Scale
- options: [Yes, No]
- Y Min
- default: 0
- Y Max
- default: 1
See GUI Hint for how to position the GUI within a window.
Example Flowgraph
This flowgraph can be found at [1]
Example Output
Source Files
- C++ files
- TODO
- Header files
- TODO
- Public header files
- TODO
- Block definition
- TODO