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Article #14273Re: Laser show controllers?
From: Rainer Malzbender
Date: Sun, 16 Jun 1991 18:46
Date: Sun, 16 Jun 1991 18:46
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In article <4449@polari.UUCP> miker@polari.UUCP (Mike Ranta) writes: >In article <1840048@hpsad.HP.COM> frankb@hpsad.HP.COM (Frank Ball) writes: >>I bought an old laser disc player surplus for $70 (no there aren't any more). >>It has a He Ne laser and X-Y deflection mirrors. The mirrors were controlled > >This is a new one to me. Every CD player I've ever seen uses an infrared >laser diode. A HeNe laser would be large, expensive, hot and limited in Laser disc player doesn't mean CD player. A friend of mine used an old LDP to make a 3D digitizer, and it also had a HeNe and scanning mirrors. -- Rainer Malzbender Dept. of Physics (303)492-6829 U. of Colorado, Boulder rainer@boulder.colorado.edu 128.138.240.246
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arc1-ca.pugleaf.net!utzoo!utgpu!news-server.csri.toronto.edu!rpi!zaphod.mps.ohio-state.edu!magnus.acs.ohio-state.edu!csn!boulder!boulder!rainerReferences:
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Newsgroups: sci.electronics Path: arc1-ca.pugleaf.net!utzoo!utgpu!news-server.csri.toronto.edu!rpi!zaphod.mps.ohio-state.edu!magnus.acs.ohio-state.edu!csn!boulder!boulder!rainer From: rainer@boulder.Colorado.EDU (Rainer Malzbender) Subject: Re: Laser show controllers? Message-ID: <1991Jun16.184655.22479@colorado.edu> Sender: news@colorado.edu (The Daily Planet) Nntp-Posting-Host: rhubarb.colorado.edu Organization: Dept. of Physics, University of Colorado References: <1991Jun11.202312.10073@kcbbs.gen.nz> <1840048@hpsad.HP.COM> <4449@polari.UUCP> Distribution: usa Date: Sun, 16 Jun 1991 18:46:55 GMT Lines: 15