Considering The Hirth Engine
Hirth Two Stroke Engines “What engine should I use?” That’s the first question most rotorcraft builders ask—right after “Honey, can I build a rotorcraft?” The…
Helicopter engines
Alternative Power For Experimental Aircraft
Alternative Power Options For Experimental Aircraft The alternative power “movement” is taking firm root. It will very likely blossom and grow for several reasons. First,…
Helicopter Engines Introduction
Helicopter Engines Introduction ROTORCRAFT POWER & HELICOPTER ENGINES The weight to power ratio of two stroke helicopter engines is on the order of 1.5:1 or…