Somewhere in my junk, I have some stand alone optical readers that you plug into a sqwawk box. I don't recall they were ever tested but you're welcome to have them.
Jean-Louis Sent from my iPod > On Jan 25, 2014, at 2:34 PM, Scott Dorsey <klu...@panix.com> wrote: > > 1. No, as far as I know, nobody has made a synchronizer with an optical head. > Magnasync did make outboard optical heads that would plug into a squawk box > for editing; they did not have any flywheel. I never saw one in real life, > only at trade shows. > > 2. Yes, you can run the optical head out of a projector outside the projector. > Supply 4V to light the exciter lamp (a 5V power supply with two series > diodes to drop the voltage is a common solution) and take the solar cell > output into a microphone preamp. It will take about 40 dB to bring the > signal up to line level. > > 3. In the seventies there were a lot of JAN projector soundheads available on > the surplus market. I tried to make an editing device using one, but I found > that without the proper flywheel arrangement the flutter was so high that > voices were almost unintelligible, and with the proper flywheel I could not > start and stop on a dime (as is needed for editing) without scratching the > hell out of the film. > > 4. If you have a synchronizer, why do you need optical sound anyway? Just > take > your optical track, dub it to fullcoat, and run it in parallel with the other > stuff. The miracle of mag is that it's easy to put anything you want on it > any time. > --scott > > _______________________________________________ > FrameWorks mailing list > FrameWorks@jonasmekasfilms.com > https://mailman-mail5.webfaction.com/listinfo/frameworks _______________________________________________ FrameWorks mailing list FrameWorks@jonasmekasfilms.com https://mailman-mail5.webfaction.com/listinfo/frameworks