diff --git a/cubesatsim/cubesatsim.ino b/cubesatsim/cubesatsim.ino
index 7f9a637d..87f3a175 100644
--- a/cubesatsim/cubesatsim.ino
+++ b/cubesatsim/cubesatsim.ino
@@ -1697,8 +1697,8 @@ void config_radio()
 //  Serial1.println("AT+DMOSETGROUP=0,434.9100,434.9100,1,2,1,1\r");
 //    mySerial.println("AT+DMOSETGROUP=0,434.9000,434.9000,1,2,1,1\r");    
    mySerial.println("AT+DMOSETGROUP=0,434.9000,434.9000,0,8,0,0\r");  
-//   sleep(0.5);	  
-//   mySerial.println("AT+DMOSETMIC=8,0\r");  
+   sleep(0.5);	  
+   mySerial.println("AT+DMOSETMIC=6,0\r");  
   }
 	
   if (mode == FSK)