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+The airspeed indicator can be initialized in an instrumentation.xml file.
+If not specified, the generic indicator will be loaded
+from the Aircraft/Generic/generic-instrumentation.xml.
+
+The normal setup is :
+
+
+ airspeed-indicator
+ 0
+ /systems/pitot/total-pressure-inhg
+ /systems/static/pressure-inhg
+ 1
+
+
+ is optional --- defaults to "/systems/pitot/total-pressure-inhg"
+ is optional --- defaults to "/systems/static/pressure-inhg"
+ is optional --- defaults to 0 / off
+
+The provides a property for "barber-pole" animation,
+ and is set to 0 / false by default ,
+
+If enabled , these properties should be added in the set file ,
+with that aircraft's correct figures.
+
+
+ 248.0
+ 0.48
+ 13200.0
+
+
+
+The default values are for a Beechcraft B1900D .
+
+ is the aircraft's VNE (never exceed speed) in KIAS
+
+ Mach speed limit.
+
+ altitude at which these figures were calculated.
+
+Note : is the mach limit at
+This was designed for indicated airspeed limits , but could probably be extended
+for mach limits.
+