GNU Radio Companion: Tutorial 1

GNU Radio Companion: Tutorial 1 - Introduction to GRC. Sources, sinks, audio and GUI blocks.

https://www.youtube.com/watch?v=N9SLAnGlGQs

<iframe width="854" height="480" src="https://www.youtube.com/embed/N9SLAnGlGQs" frameborder="0" allowfullscreen></iframe><nowiki> Time-based Table of Contents: 00:07 GNU Radio Companion environment 00:28 #1: Sine wave audio 00:40 'samp_rate' convenience variable 00:57 Variables 01:21 Block properties & expressions 02:24 Resampling 03:02 Ports & type colours 03:26 Floating-point value normalisation 04:13 #2: Variable delay 04:19 Throttling signal flow 05:20 Multi-input Scope Sink 05:38 Variable Delay 06:26 Scope Plot Marker modes & XY mode 06:56 #3: Any Block Sink 06:58 Random Source 07:40 Any Block Sink usage & properties 08:31 gr-baz print_char block 09:27 #4: Audio noise (Random Source) 10:05 Short To Float type conversion 10:37 Fast Auto-correlation Sink 11:01 Noise Source (Gaussian) 11:45 #5 Histo(gram) sink test (GLFSR source) 12:06 Unpacked to Packed block 12:47 Char To Float block 13:24 Normalising Byte range to floating-point range 13:43 Pseudo-random nature of Galois polynomial 13:58 Histogram plot of distribution of values