<?xml version="1.0"?> <PropertyList> <fx> <!-- <engine> <name>rumble</name> <mode>looped</mode> <path>Sounds/rumble.wav</path> <property>/velocities/airspeed-kt</property> <volume> <property>/velocities/airspeed-kt</property> <factor>0.0001</factor> <min>0.0</min> <max>0.0</max> </volume> <pitch> <property>/velocities/airspeed-kt</property> <factor>0.0001</factor> <offset>1.5</offset> </pitch> </engine> --> <machwave> <name>Shock Wave</name> <path>Sounds/exhaust_loop.wav</path> <mode>looped</mode> <property>/sim/sound/machwave/active</property> <volume> <expression> <table> <property>/sim/sound/machwave/offset-m</property> <entry> <ind>15</ind> <dep>1.0</dep> </entry> <entry> <ind>20</ind> <dep>1.0</dep> </entry> <entry> <ind>30</ind> <dep>1.0</dep> </entry> <entry> <ind>75</ind> <dep>0.0</dep> </entry> </table> </expression> </volume> <pitch> <expression> <table> <property>sim/sound/machwave/offset-m</property> <entry> <ind>15</ind> <dep>2.5</dep> </entry> <entry> <ind>20</ind> <dep>2.5</dep> </entry> <entry> <ind>30</ind> <dep>2.5</dep> </entry> <entry> <ind>75</ind> <dep>1.5</dep> </entry> </table> </expression> </pitch> </machwave> </fx> </PropertyList>