3 ms·
> The second advantage is that they are fairly quiet. Do you have data to back that up? I was under the impression that most of the noise came from the propell
by MayeulC 6y ago
> The second advantage is that they are fairly quiet.
Do you have data to back that up? I was under the impression that most of the noise came from the propeller, at least for non-ducted fans.
- inglor_cz 6y agoYou are probably right and I screwed up. It seems that the noise advantage is mainly against jet engines.