diff --git a/labscript_utils/unitconversions/generic_frequency.py b/labscript_utils/unitconversions/generic_frequency.py
new file mode 100644
index 0000000..9e7c4d6
--- /dev/null
+++ b/labscript_utils/unitconversions/generic_frequency.py
@@ -0,0 +1,54 @@
+#####################################################################
+#                                                                   #
+# generic_frequency.py                                              #
+#                                                                   #
+# Copyright 2022, Monash University and contributors                #
+#                                                                   #
+# This file is part of the labscript suite (see                     #
+# http://labscriptsuite.org) and is licensed under the Simplified   #
+# BSD License. See the license.txt file in the root of the project  #
+# for the full license.                                             #
+#                                                                   #
+#####################################################################
+"""Generic frequency conversion"""
+
+from .UnitConversionBase import *
+
+class FreqConversion(UnitConversion):
+    """
+    A Generic frequency conversion class that covers standard SI prefixes from a base of Hz.
+    """
+
+    base_unit = 'Hz' # must be defined here and match default hardware unit in BLACS tab
+
+    def __init__(self, calibration_parameters = None):
+        self.parameters = calibration_parameters
+        if hasattr(self, 'derived_units'):
+            self.derived_units += ['kHz', 'MHz', 'GHz']
+        else:
+            self.derived_units = ['kHz', 'MHz', 'GHz']
+        UnitConversion.__init__(self,self.parameters)
+    
+    def kHz_to_base(self,kHz):
+        Hz = kHz*1e3
+        return Hz
+
+    def kHz_from_base(self,Hz):
+        kHz = Hz*1e-3
+        return kHz
+
+    def MHz_to_base(self,MHz):
+        Hz = MHz*1e6
+        return Hz
+
+    def MHz_from_base(self,Hz):
+        MHz = Hz*1e-6
+        return MHz
+
+    def GHz_to_base(self,GHz):
+        Hz = GHz*1e9
+        return Hz
+
+    def GHz_from_base(self,Hz):
+        GHz = Hz*1e-9
+        return GHz
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