Article View: sci.electronics
Article #7929Re: Blue LED
From: Stephen King
Date: Tue, 23 Oct 1990 13:32
Date: Tue, 23 Oct 1990 13:32
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In article <1990Oct18.035324.10362@ariel.unm.edu> ee5391aa@hydra.unm.edu (Duke McMullan n5gax) writes:
>In article <12630655371015@osu-20.ircc.ohio-state.edu> LANGFRD@osu-20.ircc.ohio-state.edu (david langford) writes:
>>Does anyone where Blue L.E.D.'s can be purchased for LESS than $10.
>>The only place I have seen them is Jameco and they were $9.95!!!!
>>This is a LITTLE too much for me...
Be glad you don't live up here in Canada, where these little critters are
costing me $32.46 EACH (Canadian dollars).
>They'll get cheaper fast, when production yields rise and demand increases.
>They remain a curiosity at this point...you'll see _very_ few specified as
>manufacturing components.
Not according to Siemens, the only manufacturer of blue LEDs that I know
of. Apparently, it is not possible to manufacture large slabs of silicon
carbide of the form necessary for making the LEDs. Unfortunately, I can't
find my Siemens opto-electronic manual at the moment, so I can't quote from
it. If anyone is interested, I'll dig it up and post the article.
--
Se non e` vero, e` ben trovato
...{utzoo|mnetor}!dciem!dretor!king king@dretor.dciem.dnd.ca
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Path: arc1-ca.pugleaf.net!utzoo!dciem!king From: king@dciem.dciem.dnd.ca (Stephen King) Newsgroups: sci.electronics Subject: Re: Blue LED Message-ID: <3681@dciem.dciem.dnd.ca> Date: 23 Oct 90 13:32:53 GMT References: <3534@mindlink.UUCP> <12630655371015@osu-20.ircc.ohio-state.edu> <1990Oct18.035324.10362@ariel.unm.edu> Organization: Defence and Civil Institute of Environmental Medicine Lines: 22