diff --git a/distAssembly.xml b/distAssembly.xml
new file mode 100644
index 000000000..f5dc09b50
--- /dev/null
+++ b/distAssembly.xml
@@ -0,0 +1,45 @@
+<assembly xmlns="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.3"
+          xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+          xsi:schemaLocation="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.3 http://maven.apache.org/xsd/assembly-1.1.3.xsd">
+    <id>distribution</id>
+    <formats>
+        <format>zip</format>
+    </formats>
+    <files>
+        <file>
+            <source>${basedir}/target/Digital.jar</source>
+            <outputDirectory>/</outputDirectory>
+        </file>
+    </files>
+    <fileSets>
+        <fileSet>
+            <directory>${basedir}/src/main/dig/combinatorial</directory>
+            <outputDirectory>/examples/combinatorial/</outputDirectory>
+            <includes>
+                <include>*.dig</include>
+            </includes>
+        </fileSet>
+        <fileSet>
+            <directory>${basedir}/src/main/dig/sequential</directory>
+            <outputDirectory>/examples/sequential/</outputDirectory>
+            <includes>
+                <include>*.dig</include>
+            </includes>
+        </fileSet>
+        <fileSet>
+            <directory>${basedir}/src/main/dig/processor</directory>
+            <outputDirectory>/examples/processor/</outputDirectory>
+            <includes>
+                <include>*.dig</include>
+            </includes>
+        </fileSet>
+        <fileSet>
+            <directory>${basedir}/src/main/dig/hazard</directory>
+            <outputDirectory>/examples/hazard/</outputDirectory>
+            <includes>
+                <include>*.dig</include>
+            </includes>
+        </fileSet>
+    </fileSets>
+</assembly>
+
diff --git a/pom.xml b/pom.xml
index 0798f1aca..cb61b233d 100644
--- a/pom.xml
+++ b/pom.xml
@@ -160,6 +160,16 @@
                             <goal>single</goal>
                         </goals>
                     </execution>
+                    <execution>
+                        <id>make-dstribution</id>
+                        <phase>install</phase>
+                        <configuration>
+                            <descriptor>distAssembly.xml</descriptor>
+                        </configuration>
+                        <goals>
+                            <goal>single</goal>
+                        </goals>
+                    </execution>
                 </executions>
             </plugin>
 
diff --git a/src/main/dig/processor/Processor.dig b/src/main/dig/processor/Processor.dig
index 3ddc062c5..68685f971 100644
--- a/src/main/dig/processor/Processor.dig
+++ b/src/main/dig/processor/Processor.dig
@@ -232,6 +232,10 @@
     <visualElement>
       <elementName>Clock</elementName>
       <elementAttributes>
+        <entry>
+          <string>runRealTime</string>
+          <boolean>true</boolean>
+        </entry>
         <entry>
           <string>rotation</string>
           <rotation rotation="2"/>
@@ -242,7 +246,7 @@
         </entry>
         <entry>
           <string>Frequency</string>
-          <int>50</int>
+          <int>100</int>
         </entry>
       </elementAttributes>
       <pos x="1060" y="460"/>
diff --git a/src/main/java/de/neemann/digital/draw/shapes/TunnelShape.java b/src/main/java/de/neemann/digital/draw/shapes/TunnelShape.java
index 4ed9b1312..8eb88638a 100644
--- a/src/main/java/de/neemann/digital/draw/shapes/TunnelShape.java
+++ b/src/main/java/de/neemann/digital/draw/shapes/TunnelShape.java
@@ -21,6 +21,7 @@ public class TunnelShape implements Shape {
 
     private final PinDescription input;
     private final String label;
+//    private ObservableValue inValue;
 
     /**
      * Creates a new instance
@@ -41,16 +42,23 @@ public class TunnelShape implements Shape {
 
     @Override
     public InteractorInterface applyStateMonitor(IOState ioState, Observer guiObserver) {
+//        inValue = ioState.getInput(0).addObserverToValue(guiObserver);
         return null;
     }
 
     @Override
     public void drawTo(Graphic gr, boolean highLight) {
+//        if (inValue!=null) {
+//            Style style = Style.getWireStyle(inValue);
+//            Vector pos= new Vector(14,0);
+//            Vector rad = new Vector(3,3);
+//            gr.drawCircle(pos.sub(rad),pos.add(rad),style);
+//        }
         gr.drawPolygon(new Polygon(true)
                 .add(0, 0)
-                .add(SIZE, SIZE2)
-                .add(SIZE, -SIZE2), Style.NORMAL);
-        Vector pos = new Vector(SIZE + SIZE2, 0);
+                .add(SIZE, SIZE2 - 3)
+                .add(SIZE, -SIZE2 + 3), Style.NORMAL);
+        Vector pos = new Vector(SIZE + SIZE2 / 2, 0);
         gr.drawText(pos, pos.add(1, 0), label, Orientation.LEFTCENTER, Style.SHAPE_PIN);
     }
 }
diff --git a/src/main/resources/lang/lang_en.properties b/src/main/resources/lang/lang_en.properties
index 323fabc8b..4cbb5cf37 100644
--- a/src/main/resources/lang/lang_en.properties
+++ b/src/main/resources/lang/lang_en.properties
@@ -251,3 +251,4 @@ elem_Decode_pin_sel=This input selects the enabled output
 elem_Text_tt=Shows a text in the circuit
 key_Default_tt=Is set if the model is started
 err_labelNotConnectedToNet_N=A tunnel {0} is not connected!
+key_Width_tt=With of symbol if this circuit is used in an element ins an other circuit.