diff --git a/schainpy/model/data/jrodata.py b/schainpy/model/data/jrodata.py
index d14b827..3ea272d 100644
--- a/schainpy/model/data/jrodata.py
+++ b/schainpy/model/data/jrodata.py
@@ -297,6 +297,11 @@ class JROData(GenericData):
 
     def getFmax(self):
         PRF = 1. / (self.ippSeconds * self.nCohInt)
+        #print "ippSeconds",self.ippSeconds
+        #print "nCohInt",self.nIncohInt
+        #print PRF
+        #import time
+        #time.sleep(30)
         fmax = PRF
         return fmax
 
@@ -631,7 +636,12 @@ class Spectra(JROData):
         return freqrange
 
     def getAcfRange(self, extrapoints=0):
+        #print "NFFTPoints",self.nFFTPoints
+        #print "IPPFactor", self.ippFactor
         deltafreq = 10. / (  self.getFmax() / (self.nFFTPoints * self.ippFactor)   )
+        #print "deltafreq",deltafreq
+        #import time
+        #time.sleep(30)
         freqrange = deltafreq * \
             (numpy.arange(self.nFFTPoints + extrapoints) -
              self.nFFTPoints / 2.) - deltafreq / 2
diff --git a/schainpy/model/proc/jroproc_voltage.py b/schainpy/model/proc/jroproc_voltage.py
index f0acfb6..a4c63f7 100644
--- a/schainpy/model/proc/jroproc_voltage.py
+++ b/schainpy/model/proc/jroproc_voltage.py
@@ -836,6 +836,7 @@ class ProfileConcat(Operation):
 
     isConfig = False
     buffer = None
+    concat_m =None
 
     def __init__(self, **kwargs):
 
@@ -860,6 +861,7 @@ class ProfileConcat(Operation):
 
     def run(self, dataOut, m):
 
+        self.concat_m= m
         dataOut.flagNoData = True
 
         if not self.isConfig:
@@ -881,6 +883,7 @@ class ProfileConcat(Operation):
                 xf = dataOut.heightList[0] + dataOut.nHeights * deltaHeight * m
                 dataOut.heightList = numpy.arange(dataOut.heightList[0], xf, deltaHeight)
                 dataOut.ippSeconds *= m
+                dataOut.concat_m = int(m)
 
 class ProfileSelector(Operation):
 
@@ -1297,6 +1300,7 @@ class SSheightProfiles(Operation):
         dataOut.flagDataAsBlock = False
         profileIndex            = None
 
+
         if not self.isConfig:
             self.setup(dataOut, step=step , nsamples=nsamples)
             self.isConfig = True
@@ -1311,6 +1315,12 @@ class SSheightProfiles(Operation):
         profileIndex  =  self.nsamples
         deltaHeight   =  dataOut.heightList[1] - dataOut.heightList[0]
         ippSeconds    =  (deltaHeight*1.0e-6)/(0.15)
+        try:
+            if dataOut.concat_m  is not None:
+                ippSeconds= ippSeconds/float(dataOut.concat_m)
+                #print "Profile concat %d"%dataOut.concat_m
+        except:
+            pass
 
         dataOut.data            = self.sshProfiles
         dataOut.flagNoData      = False