diff --git a/pyqso/cabrillo.py b/pyqso/cabrillo.py
new file mode 100644
index 0000000..209b8bd
--- /dev/null
+++ b/pyqso/cabrillo.py
@@ -0,0 +1,86 @@
+#!/usr/bin/env python3
+
+#    Copyright (C) 2017 Christian Thomas Jacobs.
+
+#    This file is part of PyQSO.
+
+#    PyQSO is free software: you can redistribute it and/or modify
+#    it under the terms of the GNU General Public License as published by
+#    the Free Software Foundation, either version 3 of the License, or
+#    (at your option) any later version.
+#
+#    PyQSO is distributed in the hope that it will be useful,
+#    but WITHOUT ANY WARRANTY; without even the implied warranty of
+#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#    GNU General Public License for more details.
+#
+#    You should have received a copy of the GNU General Public License
+#    along with PyQSO.  If not, see <http://www.gnu.org/licenses/>.
+
+import logging
+import unittest
+try:
+    import configparser
+except ImportError:
+    import ConfigParser as configparser
+from os.path import expanduser
+
+
+class Cabrillo:
+
+    """ Write a list of records to a file in the Cabrillo format (v3.0).
+    For more information, visit http://wwrof.org/cabrillo/ """
+
+    def __init__(self):
+        """ Initialise class for I/O of files using the Cabrillo format. """
+        
+
+        return
+    
+    def write(self, records, path):
+        
+        logging.debug("Writing records to an Cabrillo file...")
+        try:
+            f = open(path, mode='w', errors="replace")  # Open file for writing
+
+            # Header
+            f.write("""START-OF-LOG: %s\n""" % (str("3.0")))
+            f.write("""CREATED-BY: PyQSO v1.0.0\n""")
+
+            # Write each record to the file.
+            for r in records:
+                
+                # Mode
+                if(r["MODE"] == "SSB"):
+                    mo = "PH"
+                elif(r["MODE"] == "CW"):
+                    mo = "CW"
+                elif(r["MODE"] == "FM"):
+                    mo = "FM"
+                else:
+                    # FIXME: This assumes that the mode is any other non-CW digital mode, which isn't always going to be the case (e.g. for AM).
+                    mo = "RY"
+
+                # Date in yyyy-mm-dd format.
+                date = r["QSO_DATE"][0:4] + "-" + r["QSO_DATE"][4:6] + "-" r["QSO_DATE"][6:8]
+
+                # Time
+                time = r["TIME_ON"]
+
+                # Callsign
+                call = r["CALL"]
+
+                f.write("""QSO: %s %s %s %s %s \n""" % (freq, mo, date, time, call, ))
+
+            # Footer
+            f.write("END-OF-LOG:")
+
+            f.close()
+
+        except IOError as e:
+            logging.error("I/O error %d: %s" % (e.errno, e.strerror))
+        except Exception as e:  # All other exceptions.
+            logging.error("An error occurred when writing the Cabrillo file.")
+            logging.exception(e)
+
+        return