3 ms·
The noise regulations part does make a difference, as this is significantly quieter than a helicopter.
by ameister14 9y ago
The noise regulations part does make a difference, as this is significantly quieter than a helicopter.
- nradov 9y agoThat remains to be heard. The electric motors might be marginally quieter than current helicopter engines but ultimately the rotors still have to move the same amount of air.