diff --git a/LinuxRelease/audio/3000.pcm b/LinuxRelease/audio/3000.pcm
deleted file mode 100644
index ddc468b..0000000
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diff --git a/LinuxRelease/audio/4000.pcm b/LinuxRelease/audio/4000.pcm
deleted file mode 100644
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diff --git a/LinuxRelease/audio/4410.pcm b/LinuxRelease/audio/4410.pcm
deleted file mode 100644
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diff --git a/LinuxRelease/audio/4800.pcm b/LinuxRelease/audio/4800.pcm
deleted file mode 100644
index 0c37dd3..0000000
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diff --git a/LinuxRelease/audio/5500.pcm b/LinuxRelease/audio/5500.pcm
deleted file mode 100644
index 01c4be2..0000000
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diff --git a/LinuxRelease/audio/6000.pcm b/LinuxRelease/audio/6000.pcm
deleted file mode 100644
index e7d836c..0000000
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diff --git a/LinuxRelease/audio/6600.pcm b/LinuxRelease/audio/6600.pcm
deleted file mode 100644
index e4fcfa9..0000000
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diff --git a/LinuxRelease/audio/7200.pcm b/LinuxRelease/audio/7200.pcm
deleted file mode 100644
index 1dc92cb..0000000
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diff --git a/LinuxRelease/audio/amsat.pcm b/LinuxRelease/audio/amsat.pcm
deleted file mode 100644
index 7b4e622..0000000
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diff --git a/LinuxRelease/audio/kbps.pcm b/LinuxRelease/audio/kbps.pcm
deleted file mode 100644
index f7a895e..0000000
Binary files a/LinuxRelease/audio/kbps.pcm and /dev/null differ
diff --git a/LinuxRelease/audio/psk8.pcm b/LinuxRelease/audio/psk8.pcm
deleted file mode 100644
index bf3a2ae..0000000
Binary files a/LinuxRelease/audio/psk8.pcm and /dev/null differ
diff --git a/LinuxRelease/audio/qpsk.pcm b/LinuxRelease/audio/qpsk.pcm
deleted file mode 100644
index 271a546..0000000
Binary files a/LinuxRelease/audio/qpsk.pcm and /dev/null differ
diff --git a/LinuxRelease/audio/wav2pcm.py b/LinuxRelease/audio/wav2pcm.py
deleted file mode 100644
index 753510d..0000000
--- a/LinuxRelease/audio/wav2pcm.py
+++ /dev/null
@@ -1,22 +0,0 @@
-from pydub import AudioSegment
-import os
-import sys
-
-def wav2pcm(wav_dir,out_pcm_dir):
-
-    for path,pathname,filenames in os.walk(wav_dir):
-        for filename in filenames:
-            
-            sound = AudioSegment.from_file(os.path.join(path,filename))
-            outfilename=os.path.join(out_pcm_dir,filename.split('.wav')[0]+'.pcm')
-            sound.export(outfilename, format='s16le', bitrate='8k')
-
-
-
-if __name__=="__main__":
-
-    if len(sys.argv) != 3:
-        print("usage: python wav2pcm.py in_dir  out_dir")    
-    else:
-        wav2pcm(sys.argv[1],sys.argv[2])
-    
diff --git a/LinuxRelease/hsmodem b/LinuxRelease/hsmodem
deleted file mode 100755
index 1e58af5..0000000
Binary files a/LinuxRelease/hsmodem and /dev/null differ
diff --git a/images/readme.txt b/images/readme.txt
deleted file mode 100644
index eff82ca..0000000
--- a/images/readme.txt
+++ /dev/null
@@ -1,4 +0,0 @@
-Images are available here:
-
-https://www.helitron.de/dj0abr/german/technik/sat/modem/images.htm
-