anchor.diff:          let multiplicationFactorLineIndex = fileTypeLineIndex + 1
           
           let multiplicationFactor = 
  -            cfgFileLines.[multiplicationFactorLineIndex]
  -            |> float
  +            float cfgFileLines.[multiplicationFactorLineIndex]
   
           // result : CfgFile
           { 
  
positive.code:         {
              DateWithSeconds = DateTime(year, month, day, hours, minutes, seconds)
              Nanoseconds = nanoseconds
          }
          
  
      let mapSamplingRateInfo (cfgFileLines : string[], numberOfSamplingRatesLineIndex : int, numberOfSamplingRates : int) =
          match numberOfSamplingRates with
          | 0 -> 
              EmptySamplingRateInfo 0
          | _ -> 
              let samplingRates = 
                  let firstSamplingRateLineIndex = numberOfSamplingRatesLineIndex + 1
  
negative.code:     let mapCfgFile (cfgFileLines : string []) = 
  
          // Station name, Id, revision year (line 0)
          let stationName, recordingDeviceId, revisionYear = 
              cfgFileLines.[0] |> mapFirstLine
  
          // Number of channels (line 1)       
          let numberOfChannelsLineIndex = 1
          let totalNumberOfChannels, numberOfAnalogChannels, numberOfDigitalChannels = 
              cfgFileLines.[numberOfChannelsLineIndex] |> mapNumberOfChannels
          
          // Analog and digital channel line indexes
          let firstAnalogChannelLineIndex = 2
  