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Note: You must carefully test the selected runaway protection settings for proper operation
before taking off.
Antenna selection: Allows selection of two internal antennas or an external antenna and
reminds you to ensure that an external external antenna is connected when this option is
selected.
External RF:
Mode: PPM is used for general purpose tuner modules that use PPM signals.
PPM Frame: Allows you to set the frame length and pulse length. When the
number of channels transmitted changes, the frame length is automatically adjusted to a
safe value. Advanced users can still adjust it if necessary.
XJT: Same operation as the built-in high frequency module.
DSM2, DSMX and LP45: Horizon tuner module.
CRSF: TBS Black Sheep Crossfire tuner module.
MULT: Multi-protocol tuner module.
Module Status: Displays the current version number of the tuner and some
other information.