diff --git a/Sounds/A320-common-sound.xml b/Sounds/A320-common-sound.xml
index 9043a93d..8945c2fe 100644
--- a/Sounds/A320-common-sound.xml
+++ b/Sounds/A320-common-sound.xml
@@ -2357,7 +2357,8 @@
 			<volume>0.05</volume>
 		</pushback>
 
-        <gear-screech>
+		<!-- Antiskid stops this... but its not setup to detect slipping yet -->
+        <!--gear-screech>
             <name>gear-screech</name>
             <mode>once</mode>
             <path>Aircraft/A320-family/Sounds/Effects/tires-screech-asphalt.wav</path>
@@ -2397,7 +2398,7 @@
 			</volume>
             <reference-dist>10</reference-dist>
             <max-dist>200.0</max-dist>
-        </gear-screech>
+        </gear-screech-->
 
         <gear-screech-looped>
             <name>gear-screech looped</name>
diff --git a/Systems/a320-aerodynamics.xml b/Systems/a320-aerodynamics.xml
index 7e6d0a0f..6cc06ff3 100644
--- a/Systems/a320-aerodynamics.xml
+++ b/Systems/a320-aerodynamics.xml
@@ -118,10 +118,10 @@
 					<independentVar lookup="row">fcs/flap-pos-deg</independentVar>
 					<tableData>
 						 0  0.0000
-						10  0.1387
-						15  0.2377
-						20  0.3127
-						40  0.3894
+						10  0.0923
+						15  0.1463
+						20  0.2079
+						40  0.4112
 					</tableData>
 				</table>
 			</product>
@@ -137,9 +137,9 @@
 					<independentVar lookup="row">fcs/slat-pos-deg</independentVar>
 					<tableData>
 						 0  0.0000
-						18  0.2734
-						22  0.3187
-						27  0.3523
+						18  0.1814
+						22  0.2757
+						27  0.3975
 					</tableData>
 				</table>
 			</product>
diff --git a/Systems/a320-cfm56-5b4-engine-fadec.xml b/Systems/a320-cfm56-5b4-engine-fadec.xml
index b69189a4..537f4bb7 100644
--- a/Systems/a320-cfm56-5b4-engine-fadec.xml
+++ b/Systems/a320-cfm56-5b4-engine-fadec.xml
@@ -1010,7 +1010,7 @@
 		
 		<!-- Alpha Floor and Toga Lk -->
 		<switch name="fadec/alpha-floor-engage">
-			<default value="13"/>
+			<default value="9.5"/>
 			<test logic="OR" value="15">
 				/controls/flight/flaps-pos eq 1
 				/controls/flight/flaps-pos eq 2
@@ -1025,16 +1025,16 @@
 		</switch>
 		
 		<switch name="fadec/alpha-floor-disengage">
-			<default value="11"/>
-			<test logic="OR" value="13">
+			<default value="9"/>
+			<test logic="OR" value="14">
 				/controls/flight/flaps-pos eq 1
 				/controls/flight/flaps-pos eq 2
 				/controls/flight/flaps-pos eq 3
 			</test>
-			<test value="12">
+			<test value="13">
 				/controls/flight/flaps-pos eq 4
 			</test>
-			<test value="11">
+			<test value="12">
 				/controls/flight/flaps-pos eq 5
 			</test>
 		</switch>
diff --git a/Systems/a320-fbw.xml b/Systems/a320-fbw.xml
index bd3f8227..d276f6ac 100644
--- a/Systems/a320-fbw.xml
+++ b/Systems/a320-fbw.xml
@@ -87,10 +87,16 @@
 				<table>
 					<independentVar lookup="row">atmosphere/density-altitude</independentVar>
 					<independentVar lookup="column">fcs/flap-pos-deg</independentVar>
-					<tableData>
-						       0    15
-						    0  9.5  10.5
-						43000  6.5   6.8
+					<independentVar lookup="table">fcs/slat-pos-deg</independentVar>
+					<tableData breakPoint="0">
+						       0    10    15
+						    0  9.0  11.0  10.5
+						43000  6.5   7.0   7.0
+					</tableData>
+					<tableData breakPoint="18">
+						       0     10    15
+						    0  10.0  11.0  10.5
+						43000   7.0   7.0   7.0
 					</tableData>
 				</table>
 			</function>
@@ -101,10 +107,16 @@
 				<table>
 					<independentVar lookup="row">atmosphere/density-altitude</independentVar>
 					<independentVar lookup="column">fcs/flap-pos-deg</independentVar>
-					<tableData>
-						       0     15
-						    0  13.5  14.5
-						43000   7.5   7.7
+					<independentVar lookup="table">fcs/slat-pos-deg</independentVar>
+					<tableData breakPoint="0">
+						       0     10    15
+						    0  12.0  15.0  14.5
+						43000   7.4   7.7   7.7
+					</tableData>
+					<tableData breakPoint="18">
+						       0     10    15
+						    0  15.0  15.0  14.5
+						43000   7.7   7.7   7.7
 					</tableData>
 				</table>
 			</function>
diff --git a/Systems/a320-fmgc.xml b/Systems/a320-fmgc.xml
index 07e48d9d..7ffae2ce 100644
--- a/Systems/a320-fmgc.xml
+++ b/Systems/a320-fmgc.xml
@@ -193,43 +193,24 @@
 		<!-- V alpha prot/max -->
 		<lag_filter name="/FMGC/internal/valpha-lag">
 			<input>aero/alpha-deg-fixed</input>
-			<c1>0.3</c1>
+			<c1>0.35</c1>
 		</lag_filter>
 		
-		<fcs_function name="/FMGC/internal/valpha-prot-input">
-			<function>
-				<sqrt>
-					<quotient>
-						<property>/FMGC/internal/valpha-lag</property>
-						<property>fbw/alpha-prot-deg</property>
-					</quotient>
-				</sqrt>
-			</function>
-		</fcs_function>
-		
-		<fcs_function name="/FMGC/internal/valpha-max-input">
-			<function>
-				<sqrt>
-					<quotient>
-						<property>/FMGC/internal/valpha-lag</property>
-						<property>fbw/alpha-max-deg</property>
-					</quotient>
-				</sqrt>
-			</function>
-		</fcs_function>
-		
 		<fcs_function name="/FMGC/internal/valpha-prot">
 			<function>
 				<product>
-					<property>velocities/vc-kts</property>
-					<table>
-						<independentVar lookup="row">/FMGC/internal/valpha-prot-input</independentVar>
-						<tableData>
-							0  0.3
-							1  1.0
-							2  1.6
-						</tableData>
-					</table>
+					<min>
+						<property>/systems/navigation/adr/output/cas-1</property>
+						<property>/systems/navigation/adr/output/cas-2</property>
+						<property>/systems/navigation/adr/output/cas-3</property>
+					</min>
+					<pow>
+						<quotient>
+							<property>/FMGC/internal/valpha-lag</property>
+							<property>fbw/alpha-prot-deg</property>
+						</quotient>
+						<value>0.28</value>
+					</pow>
 				</product>
 			</function>
 		</fcs_function>
@@ -237,15 +218,18 @@
 		<fcs_function name="/FMGC/internal/valpha-max">
 			<function>
 				<product>
-					<property>velocities/vc-kts</property>
-					<table>
-						<independentVar lookup="row">/FMGC/internal/valpha-max-input</independentVar>
-						<tableData>
-							0  0.3
-							1  1.0
-							2  1.6
-						</tableData>
-					</table>
+					<min>
+						<property>/systems/navigation/adr/output/cas-1</property>
+						<property>/systems/navigation/adr/output/cas-2</property>
+						<property>/systems/navigation/adr/output/cas-3</property>
+					</min>
+					<pow>
+						<quotient>
+							<property>/FMGC/internal/valpha-lag</property>
+							<property>fbw/alpha-max-deg</property>
+						</quotient>
+						<value>0.275</value>
+					</pow>
 				</product>
 			</function>
 		</fcs_function>
@@ -609,6 +593,16 @@
 		<!-- Vls -->
 		<switch name="/FMGC/internal/takeoff-latch">
 			<default value="/FMGC/internal/takeoff-latch"/>
+			<test logic="AND" value="0">
+				position/wow eq 0
+				fadec/eng-out eq 0
+				fadec/max-detent le 2
+			</test>
+			<test logic="AND" value="0">
+				position/wow eq 0
+				fadec/eng-out eq 1
+				fadec/max-detent le 4
+			</test>
 			<test logic="OR" value="1">
 				position/wow eq 1
 				/FMGC/internal/phase lt 2
diff --git a/Systems/a320-v2527-a5-engine-fadec.xml b/Systems/a320-v2527-a5-engine-fadec.xml
index 9f621320..0c20f017 100644
--- a/Systems/a320-v2527-a5-engine-fadec.xml
+++ b/Systems/a320-v2527-a5-engine-fadec.xml
@@ -1469,7 +1469,7 @@
 		
 		<!-- Alpha Floor and Toga Lk -->
 		<switch name="fadec/alpha-floor-engage">
-			<default value="13"/>
+			<default value="9.5"/>
 			<test logic="OR" value="15">
 				/controls/flight/flaps-pos eq 1
 				/controls/flight/flaps-pos eq 2
@@ -1484,16 +1484,16 @@
 		</switch>
 		
 		<switch name="fadec/alpha-floor-disengage">
-			<default value="11"/>
-			<test logic="OR" value="13">
+			<default value="9"/>
+			<test logic="OR" value="14">
 				/controls/flight/flaps-pos eq 1
 				/controls/flight/flaps-pos eq 2
 				/controls/flight/flaps-pos eq 3
 			</test>
-			<test value="12">
+			<test value="13">
 				/controls/flight/flaps-pos eq 4
 			</test>
-			<test value="11">
+			<test value="12">
 				/controls/flight/flaps-pos eq 5
 			</test>
 		</switch>