diff --git a/chamsin/etc/technology.hcmos9.dtr.xml b/chamsin/etc/technology.hcmos9.dtr.xml
index 437e9bb8..d8523d4a 100644
--- a/chamsin/etc/technology.hcmos9.dtr.xml
+++ b/chamsin/etc/technology.hcmos9.dtr.xml
@@ -1,5 +1,10 @@
 <technology name="hcmos9">
   <physical_rules>
+    <rule name="transistorMinL" value="0.13" ref="13-1.a"/>
+    <rule name="transistorMaxL" value="13.0" ref="13-1.a"/>
+    <rule name="transistorMinW" value="0.15" ref="2-1"/>
+    <rule name="transistorMaxW" value="1500.0" ref="2-1"/>
+
     <rule name="minWidth"     layer="cut0" value="0.16" ref="19-1"/> 
     <arule name="minExtension" layer1="poly" layer2="cut0" value="0.07" ref="19-3"/> 
 
diff --git a/chamsin/src/analogic/Transistor.cpp b/chamsin/src/analogic/Transistor.cpp
index 3bff2817..6696fd8d 100644
--- a/chamsin/src/analogic/Transistor.cpp
+++ b/chamsin/src/analogic/Transistor.cpp
@@ -193,9 +193,9 @@ void Transistor::createLayout() {
     DbU::Unit dx00 = _l;
     DbU::Unit dy00 = _w - y00*2; 
     Box box00(x00, y00, dx00, dy00);
+    cerr << _w << endl;
+    cerr << box00 << endl;
     _grid00->setBoundingBox(box00);
-    Contact* contact = Contact::create(_grid, getLayer(techno, "metal1"), box00.getXCenter(), box00.getYCenter(), box00.getWidth(), box00.getHeight());
-    Pad* pad = Pad::create(_grid, getLayer(techno, "metal1"), box00);
 
     //grid30
     DbU::Unit maxValue = widthCut0 + 2*extPolyCut0;
diff --git a/chamsin/src/technology/ATechnologyXmlParser.cpp b/chamsin/src/technology/ATechnologyXmlParser.cpp
index a1a4eab4..11c5c73c 100644
--- a/chamsin/src/technology/ATechnologyXmlParser.cpp
+++ b/chamsin/src/technology/ATechnologyXmlParser.cpp
@@ -18,7 +18,6 @@ void syntaxError(const string& reason) {
 }
 
 DbU::Unit getUnitValue(double physicalValue) {
-    cerr << "akecoucou : " << DbU::getPhysicalsPerGrid() << endl;
     return DbU::grid(DbU::physicalToGrid(physicalValue, DbU::Micro));
 }
 
diff --git a/chamsin/src/tests/AnalogicTest.cpp b/chamsin/src/tests/AnalogicTest.cpp
index 5fc0add6..80581915 100644
--- a/chamsin/src/tests/AnalogicTest.cpp
+++ b/chamsin/src/tests/AnalogicTest.cpp
@@ -36,7 +36,13 @@ int main(int argc, char* argv[]) {
             exit(56);
         }
         aTechnology->print();
-        Transistor* trans = Transistor::create(userLibrary, Name("TEST"), Transistor::Polarity::P, 10, 10);
+
+        DbU::Unit transistorMinL = aTechnology->getPhysicalRule("transistorMinL")->getValue();
+        DbU::Unit transistorMinW = aTechnology->getPhysicalRule("transistorMinW")->getValue();
+
+        DbU::Unit L = transistorMinL; 
+        DbU::Unit W = transistorMinW; 
+        Transistor* trans = Transistor::create(userLibrary, Name("TEST"), Transistor::Polarity::P, L, W);
         trans->createLayout();
         CellViewer* viewer = new CellViewer ( trans );
         viewer->show();