diff --git a/MAC/Config/Apc/ApcLogicalDeviceScheduler.xml b/MAC/Config/Apc/ApcLogicalDeviceScheduler.xml
index b8324f0e74231f85b76e763349c0c99b75efb729..636bdfc9b1e8ea04a921ff9cf66116f686490002 100644
--- a/MAC/Config/Apc/ApcLogicalDeviceScheduler.xml
+++ b/MAC/Config/Apc/ApcLogicalDeviceScheduler.xml
@@ -9,4 +9,18 @@
   	<MACType> MACString  </MACType> 
   	<MACDefault> </MACDefault> 
  	</status>
+ 	<WaveFormGenerator>
+ 		<frequency>
+	  	<MACType>MACDouble</MACType> 
+	  	<MACDefault>1000000.0</MACDefault> 
+ 		</frequency>
+ 		<amplitude>
+	  	<MACType>MACUnsigned</MACType> 
+	  	<MACDefault>128</MACDefault> 
+ 		</amplitude>
+ 		<samplePeriod>
+	  	<MACType>MACUnsigned</MACType> 
+	  	<MACDefault>2</MACDefault> 
+ 		</samplePeriod>
+ 	</WaveFormGenerator>
 </LogicalDeviceScheduler>
diff --git a/MAC/Config/Apc/ApcStationBeamformer.xml b/MAC/Config/Apc/ApcStationBeamformer.xml
index fad77ac754aaa1f01a453d7e1c49b9e92d5c84d2..26b6b901b1a773a2eb0ce5f2d55548d249491470 100644
--- a/MAC/Config/Apc/ApcStationBeamformer.xml
+++ b/MAC/Config/Apc/ApcStationBeamformer.xml
@@ -2,23 +2,23 @@
 
 <StationBeamformer>
   <command> 
-  	<MACType> MACString  </MACType> 
+  	<MACType>MACString</MACType> 
   	<MACDefault> </MACDefault> 
  	</command>
   <status> 
-  	<MACType> MACString  </MACType> 
+  	<MACType>MACString</MACType> 
   	<MACDefault> </MACDefault> 
  	</status>
   <directionType> 
-  	<MACType> MACString  </MACType> 
+  	<MACType>MACString</MACType> 
   	<MACDefault>AZEL</MACDefault> 
  	</directionType>
   <directionAngle1> 
-  	<MACType> MACDouble  </MACType> 
+  	<MACType>MACDouble</MACType> 
   	<MACDefault>0.0</MACDefault> 
  	</directionAngle1>
   <directionAngle2> 
-  	<MACType> MACDouble  </MACType> 
+  	<MACType>MACDouble</MACType> 
   	<MACDefault>0.0</MACDefault> 
  	</directionAngle2>
 </StationBeamformer>