diff --git a/Aircraft/c172p/c172-sound.xml b/Aircraft/c172p/c172-sound.xml
index 8a9edd244..e7e6e4644 100644
--- a/Aircraft/c172p/c172-sound.xml
+++ b/Aircraft/c172p/c172-sound.xml
@@ -7,7 +7,7 @@
<crank>
<name>engstart</name>
<path>Sounds/engstart.wav</path>
- <property>/engines/engine/cranking</property>
+ <property>engines/engine/cranking</property>
<position>
<x>-1.0</x>
<y>0.0</y>
@@ -23,9 +23,9 @@
<mode>looped</mode>
<path>Sounds/cranking.wav</path>
<condition>
- <property>/engines/engine/cranking</property>
+ <property>engines/engine/cranking</property>
<not>
- <property>/engines/engine/running</property>
+ <property>engines/engine/running</property>
</not>
</condition>
<position>
@@ -41,7 +41,7 @@
<crank>
<name>cough</name>
<path>Sounds/coughing.wav</path>
- <property>/engines/engine/running</property>
+ <property>engines/engine/running</property>
<position>
<x>-1.0</x>
<y>0.0</y>
@@ -56,31 +56,31 @@
<name>engine</name>
<mode>looped</mode>
<path>Sounds/wasp.wav</path>
- <property>/engines/engine/running</property>
+ <property>engines/engine/running</property>
<position>
<x>-1.0</x>
<y>0.0</y>
<z>0.0</z>
</position>
<volume>
- <property>/engines/engine/mp-osi</property>
+ <property>engines/engine/mp-osi</property>
<factor>0.00375</factor>
<min>0.15</min>
<max>0.5</max>
</volume>
<volume>
- <property>/orientation/alpha-deg</property>
+ <property>orientation/alpha-deg</property>
<type>log</type>
<min>1.0</min>
<max>1.5</max>
</volume>
<volume>
- <property>/sim/current-view/internal</property>
+ <property>sim/current-view/internal</property>
<offset>1.0</offset>
<factor>-0.7</factor>
</volume>
<pitch>
- <property>/engines/engine/rpm</property>
+ <property>engines/engine/rpm</property>
<factor>0.0004</factor>
<min>0.5</min>
<max>2.0</max>
@@ -92,24 +92,24 @@
<name>propeller</name>
<mode>looped</mode>
<path>Sounds/turboprop1.wav</path>
- <property>/engines/engine/running</property>
+ <property>engines/engine/running</property>
<position>
<x>-1.5</x>
<y>0.0</y>
<z>0.0</z>
</position>
<volume>
- <property>/orientation/alpha-deg</property>
+ <property>orientation/alpha-deg</property>
<type>log</type>
<min>0.2</min>
<max>1.0</max>
</volume>
<volume>
- <property>/sim/current-view/internal</property>
+ <property>sim/current-view/internal</property>
<factor>0.5</factor>
</volume>
<pitch>
- <property>/engines/engine/mp-osi</property>
+ <property>engines/engine/mp-osi</property>
<factor>0.0036</factor>
<min>0.5</min>
<max>2.0</max>
@@ -123,11 +123,11 @@
<path>Sounds/rumble.wav</path>
<condition>
<or>
- <property>/gear/gear[0]/wow</property>
- <property>/gear/gear[1]/wow</property>
- <property>/gear/gear[2]/wow</property>
+ <property>gear/gear[0]/wow</property>
+ <property>gear/gear[1]/wow</property>
+ <property>gear/gear[2]/wow</property>
</or>
- <!-- <property>/sim/current-view/internal</property> -->
+ <!-- <property>sim/current-view/internal</property> -->
</condition>
<position>
<x>1.0</x>
@@ -135,7 +135,7 @@
<z>-1.5</z>
</position>
<volume>
- <property>/velocities/airspeed-kt</property>
+ <property>velocities/airspeed-kt</property>
<type>log</type>
<factor>0.25</factor>
</volume>
@@ -146,7 +146,7 @@
<name>gear</name>
<mode>in-transit</mode>
<path>Sounds/gear.wav</path>
- <property>/gear/gear[0]/position-norm</property>
+ <property>gear/gear[0]/position-norm</property>
</gear>
<gear>
@@ -154,7 +154,7 @@
<path>Sounds/gear-lck.wav</path>
<condition>
<greater-than>
- <property>/gear/gear[0]/position-norm</property>
+ <property>gear/gear[0]/position-norm</property>
<value>0.9</value>
</greater-than>
</condition>
@@ -193,7 +193,7 @@
<max>1.0</max>
</volume>
<pitch>
- <property>/velocities/airspeed-kt</property>
+ <property>velocities/airspeed-kt</property>
<factor>0.0025</factor>
<offset>1.2</offset>
</pitch>
@@ -203,7 +203,7 @@
<name>flaps</name>
<mode>in-transit</mode>
<path>Sounds/flaps.wav</path>
- <property>/surface-positions/flap-pos-norm</property>
+ <property>surface-positions/flap-pos-norm</property>
<position>
<x>0.5</x>
<y>0.0</y>
@@ -222,25 +222,25 @@
<path>Sounds/wind.wav</path>
<condition>
<and>
- <property>/velocities/airspeed-kt</property>
- <property>/sim/current-view/internal</property>
+ <property>velocities/airspeed-kt</property>
+ <property>sim/current-view/internal</property>
</and>
</condition>
<volume>
- <property>/position/altitude-ft</property>
+ <property>position/altitude-ft</property>
<factor>-0.000015</factor>
<offset>1.0</offset>
<min>0.1</min>
<max>1.0</max>
</volume>
<volume>
- <property>/velocities/airspeed-kt</property>
+ <property>velocities/airspeed-kt</property>
<factor>0.0015</factor>
<min>0.03</min>
<max>0.25</max>
</volume>
<pitch>
- <property>/velocities/airspeed-kt</property>
+ <property>velocities/airspeed-kt</property>
<factor>0.0035</factor>
<offset>1.25</offset>
</pitch>
@@ -252,21 +252,21 @@
<path>Sounds/stall.wav</path>
<condition>
<and>
- <property>/sim/current-view/internal</property>
- <property>/sim/alarms/stall-warning</property>
+ <property>sim/current-view/internal</property>
+ <property>sim/alarms/stall-warning</property>
<greater-than>
- <property>/velocities/airspeed-kt</property>
+ <property>velocities/airspeed-kt</property>
<value>10</value>
</greater-than>
<not>
- <property>/gear/gear[0]/wow</property>
- <property>/gear/gear[1]/wow</property>
- <property>/gear/gear[2]/wow</property>
+ <property>gear/gear[0]/wow</property>
+ <property>gear/gear[1]/wow</property>
+ <property>gear/gear[2]/wow</property>
</not>
</and>
</condition>
<volume>
- <property>/sim/alarms/stall-warning</property>
+ <property>sim/alarms/stall-warning</property>
<max>1.0</max>
</volume>
<reference-dist>10.0</reference-dist>
@@ -286,8 +286,8 @@
<path>Sounds/stall.wav</path>
<condition>
<and>
- <property>/sim/current-view/internal</property>
- <property>/autopilot/KAP140/annunciators/beep/state</property>
+ <property>sim/current-view/internal</property>
+ <property>autopilot/KAP140/annunciators/beep/state</property>
</and>
</condition>
</kap140beep>