diff --git a/README.md b/README.md
index ea78c65..e83d5b5 100644
--- a/README.md
+++ b/README.md
@@ -9,3 +9,13 @@ The signal digitalization is based on high-precision [sdr-widget](https://wiki.m
 
 
 ![Internal electronic of distrometer device ](./doc/img/DISTROMETER01_electronics.jpg)
+
+
+### Usage
+
+    sudo apt-get install sox
+
+
+The directory sw contains a submodule with required dependency "signal-piping-tools", which needs to be build prior start of distrometer recording script. 
+
+    ./start.sh 
diff --git a/sw/stop.sh b/sw/stop.sh
new file mode 100644
index 0000000..32ea842
--- /dev/null
+++ b/sw/stop.sh
@@ -0,0 +1,3 @@
+killall servestream
+killall servecmd
+killall sdr-widget