diff --git a/garage_ip.m b/garage_ip.m
index ebf22ee..96ee4e2 100755
--- a/garage_ip.m
+++ b/garage_ip.m
@@ -21,6 +21,10 @@
 
 ## Author: Jens Ahrensfeld <ahrensfeld@w2ess001vm>
 ## Created: 2018-12-06
+#
+# Example
+# [x,fs] = audioread("/home/jens/mausi_sel.wav");
+# garage_ip('x', x, 'numSamplesPerSym', 15);
 
 function [bits] = garage_ip (varargin)