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Topic: Service manual for Kinoton DA soundhead
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Steve Guttag
We forgot the crackers Gromit!!!
Posts: 12814
From: Annapolis, MD
Registered: Dec 1999
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posted 04-07-2016 05:49 AM
If you are granted permission via "my.kinoton" you will have access to downloading the film manuals. They are available in German as well as other languages.
Note, I'm not aware of an "early version" of the RSSD. There are a few versions but for combination of Dolby Digital and analog with LEDs...there is the standard RSSD that is used on all FP20-FP50. There is a very special "changeover version" that came out VERY late (2010 maybe) that has a mass-reduced drum, different LED bracket and allows the pinch roller to contact on both inboard and outboard sides, special versions for the DP70 and the DP75 but those are effectively upside down RSSDs with mounting brackets to suit the particular projector. There is also the studio variant of RSSD that is identical to the standard one but has a damped tension roller above the drum (studios typically reverse so there needed to be a means to dampen the action of the reverse sprocket before the soundhead and the feed sprocket below the soundhead) and it had a magnetically coupled flywheel so during reverse operation, the flywheel disengaged. Also, if the speed of the drum and flywheel didn't match, it would disengage. Thus, when the projector was coming up to speed, the flywheel would disengage while a flywheel accelerator motor would spin the flywheel up to speed...when the two matched, it would engage. It was actually pretty awesome.
There have been other options to it for archival houses like the ability to adjust the lateral position of the guide roller to allow for shrinkage...it had a vernier to allow one to precisely restore to to dead center.
Not all of these variants are detailed in the manuals but most are.
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