Processing Record for this file: (Make notes here unique for this file) Loading from flight 140307a Data taken from NOx CPU c:\data\ozone Data appear normal. Units cells were removed and cleaned on 3/5/2014. This dramatically reduced the noise in flight that has been present since delivery of this instrument. On 3/6/2014 the external filter was changed. Calibrations were ~20% low. This was not corrected in the reported data.