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Antw: (meteorobs) rotating shutter mania (was Re: Neil Bones "M



Aan 9-07-96 4:07, in bericht <9607090207.AA05349@turtle>, Lew Gramer 
<dedalus@latradedot com> schreef:


Hello everybody

Has one of you ever tried a motor from a 5inch discdrive?
It is very stable and uses low power at a speed of 12 rpm.
they are very easy to get !

greetings from holland

Marc

> wayne.t.hally@bangate1.tekdot com wrote:
> >Boy is Ann gonna be mad when I start taking our fan apart :-)
> 
> And KevTK@aoldot com responded:
> >To keep yourself from being beaten up - fellow member George Helmke makes 
> >rotating choppers.
> 
> Wayne, I'd be interested in your design once you've got the kinks out! Also, 
> Kevin, if your friend is interested in productionizing his shutter-making 
> process, I might need to buy one off him... (See below. :>)
> 
> Coincidentally, I'm working with a friend right now on a much smaller shutter 
> design than George's. I'm hoping to isolate it a bit and mount it on the same 
> tripod with my camera. It uses a little 12V motor off an old answering machine, 
> runs off an old-type 9V battery, and it'll use a simple dual switch to move 
> between 10 and 20 rps (or whatever I put in resistors for). A digital readout 
> would be a nice addition to this, too! IF it works, I'll let the list know, and 
> anyone who's interested can get plans/pictures for it. If not, I'll let the list 
> know so people can get a laugh and avoid my mistakes. ;>
> 
> Clear skies and many meteors,
> Lew
> 



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