betaflight 3.4 settings test (see description )
set rc_smoothing_type = FILTER
set setpoint_relax_ratio = 50
set dterm_setpoint_weight = 80
set iterm_rotation = ON
set iterm_relax = RP
set iterm_relax_type = GYRO
set iterm_relax_cutoff = 10
set throttle_boost = 8
set throttle_boost_cutoff = 15