diff --git a/tangostationcontrol/requirements.txt b/tangostationcontrol/requirements.txt
index 087bb148d057ef2e6d10f1727999932e4828c33a..64b992037fe5697a8c90a0518ad41628c6c23faa 100644
--- a/tangostationcontrol/requirements.txt
+++ b/tangostationcontrol/requirements.txt
@@ -9,4 +9,5 @@ snmp >= 0.1.7 # GPL3
 h5py >= 3.5.0 # BSD
 psutil >= 5.8.0 # BSD
 docker >= 5.0.3 # Apache 2
-python-logstash-async >= 2.3.0 # MIT
\ No newline at end of file
+python-logstash-async >= 2.3.0 # MIT
+python-casacore
diff --git a/tangostationcontrol/tangostationcontrol/beam/__init__.py b/tangostationcontrol/tangostationcontrol/beam/__init__.py
new file mode 100644
index 0000000000000000000000000000000000000000..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391
diff --git a/tangostationcontrol/tangostationcontrol/devices/beam.py b/tangostationcontrol/tangostationcontrol/devices/beam.py
index 1711a8a89f9db0e73cc4bf2fd38e81a7a95ded01..b2ccb5b547e681ed7f6dd8e99903595d1d1771f3 100644
--- a/tangostationcontrol/tangostationcontrol/devices/beam.py
+++ b/tangostationcontrol/tangostationcontrol/devices/beam.py
@@ -8,7 +8,9 @@
 """
 
 # PyTango imports
-from tango import AttrWriteType
+from tango import AttrWriteType, DevState
+from tango import DebugIt
+from tango.server import command
 import numpy
 # Additional import
 
@@ -17,6 +19,7 @@ from tangostationcontrol.common.entrypoint import entry
 from tangostationcontrol.clients.attribute_wrapper import attribute_wrapper
 from tangostationcontrol.devices.lofar_device import lofar_device
 from tangostationcontrol.common.lofar_logging import device_logging_to_python, log_exceptions
+from tangostationcontrol.beam.delays import delay_calculator
 
 __all__ = ["Beam", "main"]
 
@@ -31,7 +34,6 @@ class Beam(lofar_device):
     # Attributes
     # ----------
 
-    pass
 
     # --------
     # overloaded functions
@@ -41,6 +43,7 @@ class Beam(lofar_device):
     # --------
     # Commands
     # --------
+    pass
 
 
 # ----------