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"Ernest Christley" <echristley@nc.rr.com> wrote in message
news:KIz9g.532$vw1.302@southeast.rr.com...
> Jim, you're always looking for simple DIY projects for your kitplane
> articles, aren't you?
>
> Some guys on the flyrotary list have be batting around ideas on how to
> determine if the prop on a pusher is windmilling. Would a piece of
> reflective tape and an optical pickup suffice?
>
> --
> This is by far the hardest lesson about freedom. It goes against
> instinct, and morality, to just sit back and watch people make
> mistakes. We want to help them, which means control them and their
> decisions, but in doing so we actually hurt them (and ourselves)."
Look at the tach. If the engine is turning over, the prop is probably
turning also! :-)
Highflyer
Highflight Aviation Services
Pinckneyville Airport ( PJY )
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Re: monitoring pusher props
