Mounting Large Electric Motors

One of the great things about electric-powered airplanes is the lack of vibration and fuel soaking. No more checking the firewalls for soft wood or stress-fractured joints … or is that a false sense of security we have? Electrons don’t make wood soggy, but we do stand the risk of stress-fractured joints. Vibration in electrics is minimal, but it can exist from poorly balanced spinners or props. Inexpensive motors can come with poor bearings and...