--Ya know this sounds like a perfect opportunity to retask the film
feed apparatus from an old motion picture camera. They're a dime a dozen at
swap meets, too.

--
"Steamboat Ed" Haas : Didja see my stuff
Hacking the Trailing Edge! : at 2010 Maker Faire??
www.nmpproducts.com
---Decks a-wash in a sea of words---