diff --git a/examples/ngspice/MESFETs/NE3509.cir b/examples/ngspice/MESFETs/NE3509.cir
new file mode 100644
index 000000000..3de05bf80
--- /dev/null
+++ b/examples/ngspice/MESFETs/NE3509.cir
@@ -0,0 +1,23 @@
+* NE3509 packaged FET model
+* Model parameters found on-line are garbage
+* Modified to get DC to semi work
+*
+.SUBCKT NE3509 Drain Gate Source
+*
+L1 D D1 0.5204e-9
+L2 G G1 0.6696e-9
+L3 Source S 0.2064e-9
+L4 D1 Drain 0.2058e-9
+L5 G1 G2 0.0029e-9
+C1 G1 D1 1.0e-15
+C2 G1 Source 65.4e-15
+C3 D1 Source 19.9e-15
+C4 Gate Source 10.8e-15
+C5 Drain Source 144.9e-15
+R1 G2 Gate 1.321
+*
+ZDIE D G S qNE3509M04
+*
+.MODEL qNE3509M04 NMF(VTO=-0.9754 LAMBDA=0.03 ALPHA=5 BETA=0.22 RS=0.794 RD=1.455 CGD=102.8e-15 IS=0.8956e-12)
+*
+.ENDS NE3509
\ No newline at end of file
diff --git a/examples/ngspice/MESFETs/NE3509_sub.sch b/examples/ngspice/MESFETs/NE3509_sub.sch
new file mode 100644
index 000000000..047ca1436
--- /dev/null
+++ b/examples/ngspice/MESFETs/NE3509_sub.sch
@@ -0,0 +1,48 @@
+<Qucs Schematic 24.1.0>
+<Properties>
+  <View=-21,89,364,323,3.4359,0,0>
+  <Grid=10,10,1>
+  <DataSet=NE3509_sub.dat>
+  <DataDisplay=NE3509_sub.dpl>
+  <OpenDisplay=1>
+  <Script=NE3509_sub.m>
+  <RunScript=0>
+  <showFrame=0>
+  <FrameText0=Title>
+  <FrameText1=Drawn By:>
+  <FrameText2=Date:>
+  <FrameText3=Revision:>
+</Properties>
+<Symbol>
+  <.PortSym -30 0 2 0>
+  <.ID 20 -16 Z>
+  <.PortSym 0 -30 1 0>
+  <.PortSym 0 30 3 0>
+  <Line -10 -15 0 30 #800000 3 1>
+  <Line -10 -10 10 0 #800000 3 1>
+  <Line -10 10 10 0 #800000 3 1>
+  <Line -4 24 8 -4 #000080 2 1>
+  <Line -16 -5 5 5 #800000 3 1>
+  <Line -16 5 5 -5 #800000 3 1>
+  <Line -20 0 10 0 #800000 3 1>
+  <Line -30 0 10 0 #000080 3 1>
+  <Line 0 10 0 10 #800000 3 1>
+  <Line 0 20 0 10 #000080 3 1>
+  <Line 0 -10 0 -10 #800000 3 1>
+  <Line 0 -20 0 -10 #000080 3 1>
+</Symbol>
+<Components>
+  <Port D 1 100 140 -46 -10 0 0 "1" 1 "analog" 0 "v" 0 "" 0>
+  <Port G 1 200 140 33 -11 1 2 "2" 1 "analog" 0 "v" 0 "" 0>
+  <Port S 1 100 200 -46 -10 0 0 "3" 1 "analog" 0 "v" 0 "" 0>
+  <SpLib X1 1 150 170 -24 50 0 0 "NE3509.cir" 1 "NE3509" 1 "auto" 0 "" 0>
+</Components>
+<Wires>
+  <100 140 120 140 "" 0 0 0 "">
+  <100 200 120 200 "" 0 0 0 "">
+  <180 140 200 140 "" 0 0 0 "">
+</Wires>
+<Diagrams>
+</Diagrams>
+<Paintings>
+</Paintings>
diff --git a/examples/ngspice/MESFETs/NE3509_sub_Id_Vg.sch b/examples/ngspice/MESFETs/NE3509_sub_Id_Vg.sch
new file mode 100644
index 000000000..6747a1f6a
--- /dev/null
+++ b/examples/ngspice/MESFETs/NE3509_sub_Id_Vg.sch
@@ -0,0 +1,54 @@
+<Qucs Schematic 24.1.0>
+<Properties>
+  <View=-40,-57,1011,581,1.26019,0,0>
+  <Grid=10,10,1>
+  <DataSet=NE3509_sub_Id_Vg.dat>
+  <DataDisplay=NE3509_sub_Id_Vg.dpl>
+  <OpenDisplay=0>
+  <Script=NE3509_sub_Id_Vg.m>
+  <RunScript=0>
+  <showFrame=0>
+  <FrameText0=Title>
+  <FrameText1=Drawn By:>
+  <FrameText2=Date:>
+  <FrameText3=Revision:>
+</Properties>
+<Symbol>
+  <.ID -20 -16 SUB>
+  <Line -20 20 40 0 #000080 2 1>
+  <Line 20 20 0 -40 #000080 2 1>
+  <Line -20 -20 40 0 #000080 2 1>
+  <Line -20 20 0 -40 #000080 2 1>
+</Symbol>
+<Components>
+  <GND * 1 60 200 0 0 0 0>
+  <GND * 1 330 140 0 0 0 0>
+  <Vdc Vds 1 330 90 18 -26 0 1 "10" 1>
+  <GND * 1 150 150 0 0 0 0>
+  <Sub Z1 1 150 100 13 -19 0 0 "NE3509_sub.sch" 1>
+  <IProbe Ids 1 240 40 -14 -57 1 2>
+  <.DC DC1 1 20 260 0 46 0 0 "26.85" 0 "0.001" 0 "1 pA" 0 "1 uV" 0 "no" 0 "150" 0 "no" 0 "none" 0 "CroutLU" 0>
+  <.SW SW1 1 180 260 0 77 0 0 "DC1" 1 "lin" 1 "Vds" 1 "0" 1 "10" 1 "41" 1 "false" 0>
+  <.SW SW2 1 320 270 0 77 0 0 "SW1" 1 "lin" 1 "Vgs" 1 "-2" 1 "0" 1 "6" 1 "false" 0>
+  <Vdc Vgs 1 60 150 -69 -22 0 1 "-0.5" 1>
+</Components>
+<Wires>
+  <270 40 330 40 "" 0 0 0 "">
+  <330 120 330 140 "" 0 0 0 "">
+  <330 40 330 60 "" 0 0 0 "">
+  <150 40 210 40 "" 0 0 0 "">
+  <150 40 150 70 "" 0 0 0 "">
+  <150 130 150 150 "" 0 0 0 "">
+  <60 180 60 200 "" 0 0 0 "">
+  <60 100 120 100 "" 0 0 0 "">
+  <60 100 60 120 "" 0 0 0 "">
+  <330 40 330 40 "Vds" 350 10 0 "">
+  <60 100 60 100 "Vgs" 20 70 0 "">
+</Wires>
+<Diagrams>
+  <Rect 490 304 386 294 3 #c0c0c0 1 00 1 -1 0.2 1 1 -1 0.5 1 1 -1 0.5 1 315 0 225 1 0 0 "" "" "">
+	<"ngspice/i(vids)" #0000ff 0 3 0 0 0>
+  </Rect>
+</Diagrams>
+<Paintings>
+</Paintings>
diff --git a/examples/ngspice/MESFETs/Statz_dc_mod.cir b/examples/ngspice/MESFETs/Statz_dc_mod.cir
new file mode 100644
index 000000000..a6e75a6bf
--- /dev/null
+++ b/examples/ngspice/MESFETs/Statz_dc_mod.cir
@@ -0,0 +1,14 @@
+* Statz MESFET DC model example ngspice manual
+*
+.SUBCKT STATZ d g s
+*
+z1 d g s mesfetmod area=1.4
+*
+.MODEL mesfetmod NMF level=1 vt0=-1.3 lambda=0.03 alpha=3 beta=1.4e-3 rd=1.5 rs=1
+*
+.ENDS STATZ
+*
+*MESFET model level 1 is derived from the GaAs FET model of Statz et al.
+*DC characteristics defined by VTO, B and BETA which determine the variation of drain current with gate voltage
+*ALPHA, which determines saturation voltage
+*LAMBDA, which determines the output conductance
\ No newline at end of file
diff --git a/examples/ngspice/MESFETs/Statz_sub.sch b/examples/ngspice/MESFETs/Statz_sub.sch
new file mode 100644
index 000000000..abb47d683
--- /dev/null
+++ b/examples/ngspice/MESFETs/Statz_sub.sch
@@ -0,0 +1,49 @@
+<Qucs Schematic 24.1.0>
+<Properties>
+  <View=-391,-130,738,545,1,0,0>
+  <Grid=10,10,1>
+  <DataSet=Statz_sub.dat>
+  <DataDisplay=Statz_sub.dpl>
+  <OpenDisplay=1>
+  <Script=Statz_sub.m>
+  <RunScript=0>
+  <showFrame=0>
+  <FrameText0=Title>
+  <FrameText1=Drawn By:>
+  <FrameText2=Date:>
+  <FrameText3=Revision:>
+</Properties>
+<Symbol>
+  <.PortSym -30 0 2 0>
+  <.ID 20 -16 Z>
+  <.PortSym 0 -30 1 0>
+  <.PortSym 0 30 3 0>
+  <Line -10 -15 0 30 #800000 3 1>
+  <Line -10 -10 10 0 #800000 3 1>
+  <Line -10 10 10 0 #800000 3 1>
+  <Line -4 24 8 -4 #000080 2 1>
+  <Line -16 -5 5 5 #800000 3 1>
+  <Line -16 5 5 -5 #800000 3 1>
+  <Line -20 0 10 0 #800000 3 1>
+  <Line -30 0 10 0 #000080 3 1>
+  <Line 0 10 0 10 #800000 3 1>
+  <Line 0 20 0 10 #000080 3 1>
+  <Line 0 -10 0 -10 #800000 3 1>
+  <Line 0 -20 0 -10 #000080 3 1>
+</Symbol>
+<Components>
+  <Port D 1 100 140 -46 -10 0 0 "1" 1 "analog" 0 "v" 0 "" 0>
+  <Port G 1 200 140 33 -11 1 2 "2" 1 "analog" 0 "v" 0 "" 0>
+  <Port S 1 100 200 -46 -10 0 0 "3" 1 "analog" 0 "v" 0 "" 0>
+  <SpLib X1 1 150 170 -19 54 0 0 "Statz_dc_mod.cir" 1 "STATZ" 1 "auto" 0 "" 0>
+</Components>
+<Wires>
+  <100 140 120 140 "" 0 0 0 "">
+  <100 200 120 200 "" 0 0 0 "">
+  <180 140 200 140 "" 0 0 0 "">
+</Wires>
+<Diagrams>
+</Diagrams>
+<Paintings>
+  <Text 50 80 12 #aa0000 0 "Correct model file location!">
+</Paintings>
diff --git a/examples/ngspice/MESFETs/Statz_sub_Id_Vg.sch b/examples/ngspice/MESFETs/Statz_sub_Id_Vg.sch
new file mode 100644
index 000000000..758064b0a
--- /dev/null
+++ b/examples/ngspice/MESFETs/Statz_sub_Id_Vg.sch
@@ -0,0 +1,54 @@
+<Qucs Schematic 24.1.0>
+<Properties>
+  <View=10,-55,1058,581,1.26415,1,0>
+  <Grid=10,10,1>
+  <DataSet=Statz_sub_Id_Vg.dat>
+  <DataDisplay=Statz_sub_Id_Vg.dpl>
+  <OpenDisplay=0>
+  <Script=Statz_sub_Id_Vg.m>
+  <RunScript=0>
+  <showFrame=0>
+  <FrameText0=Title>
+  <FrameText1=Drawn By:>
+  <FrameText2=Date:>
+  <FrameText3=Revision:>
+</Properties>
+<Symbol>
+  <.ID -20 -16 SUB>
+  <Line -20 20 40 0 #000080 2 1>
+  <Line 20 20 0 -40 #000080 2 1>
+  <Line -20 -20 40 0 #000080 2 1>
+  <Line -20 20 0 -40 #000080 2 1>
+</Symbol>
+<Components>
+  <GND * 1 400 140 0 0 0 0>
+  <Vdc Vds 1 400 90 18 -26 0 1 "10" 1>
+  <GND * 1 140 200 0 0 0 0>
+  <GND * 1 220 150 0 0 0 0>
+  <Sub Z1 1 220 100 20 -16 0 0 "Statz_sub.sch" 1>
+  <IProbe Ids 1 310 40 -9 -55 1 2>
+  <.DC DC1 1 60 290 0 46 0 0 "26.85" 0 "0.001" 0 "1 pA" 0 "1 uV" 0 "no" 0 "150" 0 "no" 0 "none" 0 "CroutLU" 0>
+  <.SW SW1 1 230 290 0 77 0 0 "DC1" 1 "lin" 1 "Vds" 1 "0" 1 "10" 1 "41" 1 "false" 0>
+  <.SW SW2 1 370 290 0 77 0 0 "SW1" 1 "lin" 1 "Vgs" 1 "-2" 1 "0" 1 "6" 1 "false" 0>
+  <Vdc Vgs 1 140 150 -78 -22 0 1 "-0.25" 1>
+</Components>
+<Wires>
+  <400 120 400 140 "" 0 0 0 "">
+  <140 180 140 200 "" 0 0 0 "">
+  <140 100 140 120 "" 0 0 0 "">
+  <140 100 190 100 "" 0 0 0 "">
+  <220 130 220 150 "" 0 0 0 "">
+  <220 40 220 70 "" 0 0 0 "">
+  <220 40 280 40 "" 0 0 0 "">
+  <400 40 400 60 "" 0 0 0 "">
+  <340 40 400 40 "" 0 0 0 "">
+  <140 100 140 100 "Vgs" 100 70 0 "">
+  <400 40 400 40 "Vds" 420 10 0 "">
+</Wires>
+<Diagrams>
+  <Rect 570 324 386 294 3 #c0c0c0 1 00 1 -1 0.2 1 1 -1 0.5 1 1 -1 0.5 1 315 0 225 1 0 0 "" "" "">
+	<"ngspice/i(vids)" #0000ff 0 3 0 0 0>
+  </Rect>
+</Diagrams>
+<Paintings>
+</Paintings>
diff --git a/qucs/extsimkernels/qucs2spice.cpp b/qucs/extsimkernels/qucs2spice.cpp
index a24b51db6..7b9e66097 100644
--- a/qucs/extsimkernels/qucs2spice.cpp
+++ b/qucs/extsimkernels/qucs2spice.cpp
@@ -132,7 +132,7 @@ QString qucs2spice::convert_rcl(const QString& line)
     s += " " + lst.takeFirst() + " ";
     s1 = lst.takeFirst().remove("\"");
     auto idx = s1.indexOf('=');
-    s += s1.right(s1.size()-idx-1);
+    s += spicecompat::normalize_value(s1.right(s1.size()-idx-1));
     s += "\n";
     return s;
 }