Running anything over 10 minutes I would recommend using a failsafe system or have the projector under constant surveillance. The more film you have on there the more likely it is to fail and one "brain wrap" will destroy your projector.
On Sun, Oct 12, 2014 at 11:59 AM, Pip Chodorov <[email protected]> wrote: > Hi Amanda, > It's not a motorized looper is it? > The projector should be pulling film in the front as fast as it's spitting > it out the back. > Most loopers are driven by the projector so the only problem would be if > there is too much torque or friction or if the film is too heavy and the > projector is having trouble pulling. > In that case a wider diameter can be a good idea. > Another idea would be to load several prints together (making a 30 or 40 > minute loop) if you have prints available and if the looper is big enough. > -Pip > > > At 13:49 -0300 12/10/14, Amanda Christie wrote: > >> I wrapped the film another time, and adjusted the rollers and arms a bit >> so that there was no slack... within 40 minutes... 4 cycles of the film, it >> was back to dragging on the floor again.... >> >> my guess is that the loop is just tightening a bit with each cycle, thus >> freeing up more film slack outside of the box.... does this make sense? >> shall i just keep adding a loop, waiting for it to slack off, then add >> another loop again? until it stops needing more loops? >> >> i'm suprised by the variation of the slack within the same cycle.... and >> am not sure what causes that... it's a 10 minute film, and there are 4 >> splices (maybe 5) in the print. the print was printed in 2012 (maybe >> 2011).... and ran for 6 weeks in another installation without this >> problem.... >> >> would the multiple splices cause the slack variation? right now, it just >> went all the way up taught, far away from the floor, and then dipped back >> down all the way to the floor.... >> >> _______________________________________________ > FrameWorks mailing list > [email protected] > https://mailman-mail5.webfaction.com/listinfo/frameworks > -- Julian Antos Northwest Chicago Film Society www.northwestchicagofilmsociety.org 773 827 8991
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