diff --git a/src/broadcast_fm/rds_stream_dump.c b/src/broadcast_fm/rds_stream_dump.c
index 9fc104d..91c194b 100644
--- a/src/broadcast_fm/rds_stream_dump.c
+++ b/src/broadcast_fm/rds_stream_dump.c
@@ -1,14 +1,34 @@
+///////////////////////////////////////////////////////////////////////////////////
+//-------------------------------------------------------------------------------//
+//-------------------------------------------------------------------------------//
+//-----------H----H--X----X-----CCCCC----22222----0000-----0000------11----------//
+//----------H----H----X-X-----C--------------2---0----0---0----0--1--1-----------//
+//---------HHHHHH-----X------C----------22222---0----0---0----0-----1------------//
+//--------H----H----X--X----C----------2-------0----0---0----0-----1-------------//
+//-------H----H---X-----X---CCCCC-----222222----0000-----0000----1111------------//
+//-------------------------------------------------------------------------------//
+//----------------------------------------------------- http://hxc2001.free.fr --//
+///////////////////////////////////////////////////////////////////////////////////
+// File : rds_stream_dump.c
+// Contains: RDS stream dump from the France Musique channel
+//           Captured from Paris / 91,7MHz / 26 November 2022
+//           For debug/test/reverse purpose
 //
-// RDS stream dump from the France Musique channel
+// This file is part of rf-tools.
 //
-// 91,7MHz
+// Written by: Jean-François DEL NERO
 //
-// Captured from Paris / 26 November 2022
+// Copyright (C) 2022 Jean-François DEL NERO
 //
+// You are free to do what you want with this code.
+// A credit is always appreciated if you use it into your product :)
+//
+// Change History (most recent first):
+///////////////////////////////////////////////////////////////////////////////////
 
 #include <stdint.h>
 
-// full stream (group + crc)
+// full bit-stream (groups + crc10)
 const unsigned char rds_stream_dump[]=
 {
 	"11110010000000110110111011001001000000000001010001110101001101000001000110111001001101010001010101110101" // F203 2400 5341 4D45
@@ -338,6 +358,7 @@ const unsigned char rds_stream_dump[]=
 	"11110010000000110110111011000001000000101010100110010111011111001101001000000101001001010100011011100111" // F203 040A 77CD 4951
 };
 
+// data only (no crc)
 const uint16_t rds_dump[]=
 {
 	0xF203,0x2400,0x5341,0x4D45,