diff --git a/schainpy/Model/Spectra.py b/schainpy/Model/Spectra.py
index da7858d..bcebb8a 100644
--- a/schainpy/Model/Spectra.py
+++ b/schainpy/Model/Spectra.py
@@ -26,28 +26,38 @@ class Spectra(Data):
         
         self.m_RadarControllerHeader = RadarControllerHeader()
         
-        self.m_ProcessingHeader      = ProcessingHeader()
+        self.m_ProcessingHeader = ProcessingHeader()
     
-        self.m_SystemHeader          = SystemHeader()
+        self.m_SystemHeader = SystemHeader()
     
-        self.m_BasicHeader           = BasicHeader()
+        self.m_BasicHeader = BasicHeader()
         
         #data es un numpy array de 3 dmensiones (perfiles, alturas y canales)
         self.data_spc = None
-        
         self.data_cspc = None
-        
         self.data_dc = None
-        
+        """
+        self.datablock_spc = None
+        self.datablock_cspc = None
+        self.datablock_dc = None
+        """
+          
         self.heights  = None
         
-        self.noData = True
+        self.flagNoData = True
         
         self.nProfiles = None
         
         self.dataType = None
         
+        self.flagResetProcessing = False
+
         self.noise = None
+        
+        self.nPairs = 0
+
+        self.nChannels = 0
+
 
     def copy(self):
         obj = Spectra()
@@ -61,11 +71,13 @@ class Spectra(Data):
         obj.data_dc = self.data_dc
         
         obj.heights = self.heights
-        obj.noData = self.noData
+        obj.flagNoData = self.flagNoData
         
         obj.nProfiles = self.nProfiles
         
         obj.noise = self.noise
-        
+
+        obj.dataType = self.dataType
+
         return obj
         
\ No newline at end of file