Global Variables

GV1 thru GV9: OpenTX provides Global Variables to store quantities for use in multiple functions without having to edit each function individually.  Global variables also can be linked to a slider or rotary knob to adjust variables in flight.


Maintains constant rotor head speed under changing loads.  Typically becomes effective above a specified throttle setting and used for aggressive flying.  Used in advanced collective pitch RC helicopters.

GPS coordinate format

Specifies format for display of GPS coordinates. Most GPS coordinates exchanged between computers are in NMEA (National Marine Electronics Association) format expressed as numbers with decimal fractions. The alternate HMS format expresses location in hours, minutes, and seconds.