Just about every helicopter operator is quite familiar with noise complaints. Whether it be the local news helicopter or even a medical helicopter, many people on the ground don’t like the sound created by rotary-wing aircraft. Eurocopter Moves One Step Closer to ‘Whisper Mode’ | Autopia
Dragonfly personal rocket copter: available this year? Put small rocket engines on the tips of a helicopter rotor, and you have the makings of Dragonfly DF1, a rocket-powered helicopter that might be for sale sometime this year. Although it reminds us of some of those early Fail videos of flying machines, rocket copters are supposed to be surprisingly easy to fly, with less vibration and improved stability. Those hydrogen peroxide-powered rocket motors power this ultralight craft, and they're built by jetpack maker Tecaeromex.
Jordi has opened my eyes to the Arduino platform, which is being described as a "Basic Stamp killer". Is it a good candidate for autopilots? Is the Arduino platform better than the Basic Stamp for UAVs?
Draganfly.com Industrial Aerial Video Systems & UAVs