ArduCopter - config.h - set standard RC_SPEED to 125 for helicopter frame

ArduCopter/config.h

@@ -112,7 +112,11 @@
 
 // default RC speed in Hz if INSTANT_PWM is not used
 #ifndef RC_FAST_SPEED
-# define RC_FAST_SPEED 490
+# if FRAME_CONFIG == HELI_FRAME
+#   define RC_FAST_SPEED 125
+# else
+#   define RC_FAST_SPEED 490
+# endif
 #endif
 
 // LED and IO Pins