noise

firstly thanks for viewing this thread I have a Eachine Wizard x220 fpv drone that i bought and i have had it for a little while practicing my fpv drone skills sometimes crashing it into the grass and the other day i crashed it and decided the battery was low enough that i brought it in and...

After watching countless hours of videos and listening to others complain that the noise is too much for the neighbors, I would really like to know what the ramifications are of putting a huge prop on a small plane. I am talking a prop with a diameter that is 40-50% the length of the wing...

So I've been flying my Electrohub for about a month now and I'm loving every part of it, however about 2 days ago I started hearing a weird noise being emitted from the quad-copter. The best parallel I can give to the sound is when you have a weed wacker spinning at high speed, cutting a piece...