Testing the betaflight "fork" butterflight at a super cold -14°C (6°F) morning with windchill to about -20°. For a second flight that was very clean
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Specs:
butterflight release one
default P and I
D 18/20
pt1
dynamic filter on
fast kalman enabled
q 440
r 88
Quad:
Frame: DemonRC Fury
RC: Revolt v1
ESC: DYS XM20A (blheli 14.85)
Motors: T-Motor F40III-2400kv
Props: HQ 5x4.8.3
Battery: Tattu Rline 1550mah