Index: ammosreader/PDW.py
===================================================================
--- ammosreader/PDW.py	(revision a8f6b972f35adbbc4ce17c194bc3eb9fd8353faa)
+++ ammosreader/PDW.py	(revision be36a025894857a5a3d55c8be3d9f5ebb0ccb2a5)
@@ -68,5 +68,5 @@
         fifth_word_bit_string = "0" * padding + str(fifth_word)[2:]
         frequency_shift_or_bandwidth = int(fifth_word_bit_string[0:20], 2)
-        pulse_level_or_pulse_field_strength = BitArray(fifth_word_bit_string[20:32]).int
+        pulse_level_or_pulse_field_strength = BitArray(bin=fifth_word_bit_string[20:32]).int
 
         sixth_word = bin(int.from_bytes(parts[4], byteorder='little'))