On Nov 14, 12:21*pm, dpb wrote:
David Nebenzahl wrote:

...

ones are bigger and better, which would no doubt make a much bigger
"boom" should they fall over. Much better for the birds, though, as they
operate at lower speeds.

Not really; while they look like they're just spinning pretty lazily,
given the rotor length the tip speed is roughly 200 mph.

--

Duane-

I was thinking it failed due to overspeed?

When the unit failed & the photographer "pulled back" the weather
looked a bit too windy for windmill operation.

cheers
Bob