diff --git a/Tidstagning/Relay.cs b/Tidstagning/Relay.cs
index ab6228a..5403226 100644
--- a/Tidstagning/Relay.cs
+++ b/Tidstagning/Relay.cs
@@ -9,6 +9,7 @@ namespace Tidstagning
     {
         SerialPort com;
         Timer cooldownTimer;
+        Queue<Int32> signals = new Queue<Int32>();
         public Relay(string ComPort = null)
         {
             com = new SerialPort();
@@ -26,11 +27,13 @@ namespace Tidstagning
 
         private void On()
         {
+            Debug.WriteLine("Output on");
             Set(0x00, 0x01);
         }
 
         private void Off()
         {
+            Debug.WriteLine("Output off");
             Set(0x00, 0x00);
         }
 
@@ -42,12 +45,20 @@ namespace Tidstagning
         public void Sound(int time)
         {
             Debug.WriteLine("Requesting horn for: " + time.ToString() + "ms");
+            signals.Enqueue(time);
             On();
-            cooldownTimer = new System.Threading.Timer(x =>
+            if (signals.Count == 1)
+            {
+                cooldownTimer = new System.Threading.Timer(x =>
             {
-                Debug.WriteLine("Delayed off");
                 Off();
-            }, null, new TimeSpan(0, 0, time / 1000), new System.TimeSpan(0));
+                signals.Dequeue();
+            }, null, signals.Peek(), Timeout.Infinite);
+            }
+            else
+            {
+                cooldownTimer.Change(signals.Peek(), Timeout.Infinite);
+            }
         }
 
         private void Set(int output, byte state) {
diff --git a/Tidstagning/Tidstagning.csproj b/Tidstagning/Tidstagning.csproj
index 1bca86b..cfda512 100644
--- a/Tidstagning/Tidstagning.csproj
+++ b/Tidstagning/Tidstagning.csproj
@@ -29,7 +29,7 @@
     <PublisherName>LEAX</PublisherName>
     <SuiteName>Lemvig Sejlklub</SuiteName>
     <OpenBrowserOnPublish>false</OpenBrowserOnPublish>
-    <ApplicationRevision>24</ApplicationRevision>
+    <ApplicationRevision>25</ApplicationRevision>
     <ApplicationVersion>1.1.2.%2a</ApplicationVersion>
     <UseApplicationTrust>true</UseApplicationTrust>
     <CreateDesktopShortcut>true</CreateDesktopShortcut>