[Discuss-gnuradio] Visualising data with GNURadio

2018-06-08 Thread Jaco Versfeld
Good day, The short story: I have data sets (quite large) in .wav format. I want to perform basic signal processing as well as more complex algorithms on blocks of the data and then display the output. It would be great if one could "scroll" through the data. Are there any blocks that can do t

[Discuss-gnuradio] Chunks_to_Symbols Symbol Table format?

2011-09-15 Thread jaco versfeld
Hi There, I basically have two questions. 1. How do I specify the Symbol Table in the Chunks_to_Symbols block? 2. How do I M-QAM (M = 8 / 16, etc) modulate data from the audio sink (speech)? For the second part, I thought of the following setup: Audio Source -> low pass filter + decimation -> f