Greg Copeland wrote:

Is simple economics the answer? $30k piston versus something like $80k
turbine, or something like that?

It's certainly one answer. The price on that Maule is $450,000. With an IO-540, it's
$173,420.

I've read that there are technical problems building small turbines; ie. the smaller
the diameter of the turbine, the faster the blades must spin to produce power.

George Patterson
I childproofed my house, but they *still* get in.