Timeline for Why aren't modern helicopters quieter?
Current License: CC BY-SA 3.0
3 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Oct 3, 2016 at 2:00 | comment | added | RoboKaren | Presumably the same hush kits on turbofans could be used -- or other muffling technologies. | |
| Jul 21, 2015 at 0:04 | review | First posts | |||
| Jul 21, 2015 at 0:35 | |||||
| Jul 21, 2015 at 0:00 | history | answered | John Thomas | CC BY-SA 3.0 |