Index: trunk/MagicSoft/Mars/mpedestal/MPedCalcFromLoGain.cc
===================================================================
--- trunk/MagicSoft/Mars/mpedestal/MPedCalcFromLoGain.cc	(revision 4648)
+++ trunk/MagicSoft/Mars/mpedestal/MPedCalcFromLoGain.cc	(revision 4682)
@@ -401,4 +401,9 @@
     fLoGainLast  = TMath::Min(fLoGainLast,  fRunHeader->GetNumSamplesLoGain()-1);
 
+    const Double_t wh = fWindowSizeHiGain;
+    const Double_t wl = fWindowSizeLoGain;
+    const Double_t fh = fHiGainFirst;
+    const Double_t fl = fLoGainFirst;;
+
     fWindowSizeHiGain = TMath::Min(fWindowSizeHiGain, fHiGainLast-fHiGainFirst+1);
     fWindowSizeLoGain = TMath::Min(fWindowSizeLoGain, fLoGainLast-fLoGainFirst+1);
@@ -406,7 +411,10 @@
     SetRange(fHiGainFirst, fHiGainLast, fLoGainFirst, fLoGainLast);
 
-    *fLog << inf << endl;
-    *fLog << "Taking " << Form("%2d", (int)fWindowSizeHiGain) << " HiGain from " << (int)fHiGainFirst << endl;
-    *fLog << "Taking " << Form("%2d", (int)fWindowSizeLoGain) << " LoGain from " << (int)fLoGainFirst << endl;
+    if (wh!=fWindowSizeHiGain || fh!=fHiGainFirst || wl!=fWindowSizeLoGain || fl!=fLoGainFirst)
+    {
+        *fLog << inf << endl;
+        *fLog << "Taking " << Form("%2d", (int)fWindowSizeHiGain) << " slices of Hi-Gain starting at slice " << (int)fHiGainFirst << endl;
+        *fLog << "Taking " << Form("%2d", (int)fWindowSizeLoGain) << " slices of Lo-Gain starting at slice " << (int)fLoGainFirst << endl;
+    }
 
     if (fWindowSizeHiGain==0)