HELI TALK

Voltage is your friend: Motor Kv and Head Speed Explained I'd like to shift gears this month to address an issue that pops up often. While there are endless variations, the gist of the matter is that many people, including some very talented heli pilots, who don't quite understand how electric power systems work. The blessing—and the curse—of electric power is that you have nearly limitless options. For any helicopter, motor Kv, cell count and...