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Article #185Re: Best way to power array of LEDs?
From: Ed Price
Date: Sun, 03 Nov 2002 01:01
Date: Sun, 03 Nov 2002 01:01
16 lines
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2322 bytes
"David Lesher" <wb8foz@panix.com> wrote in message news:aq17gb$7ut$1@reader1.panix.com... > John Woodgate <jmw@jmwa.demon.contraspam.yuk> writes: > > >>>Let's have a competition to see how unbearably complicated we can make > >>>the task of feeding 36 LEDs from a car battery. > >> > >>Dynamotor to get higher voltage; then ballast tube regulation.. > > >That only two extra parts. We already had 'solutions' with 30 or so. > > My solution has 0.1% efficiency, takes up lots of space, weights a > ton, and makes lots of noise. What else could you want? Hazardous emissions?
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X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: 112d1e,4ef4c9d4aea85e1f X-Google-Attributes: gid112d1e,public X-Google-Thread: 10d137,4ef4c9d4aea85e1f X-Google-Attributes: gid10d137,public X-Google-Thread: 1131b0,4ef4c9d4aea85e1f X-Google-Attributes: gid1131b0,public X-Google-Thread: 1118be,4ef4c9d4aea85e1f X-Google-Attributes: gid1118be,public X-Google-Thread: 103407,4ef4c9d4aea85e1f X-Google-Attributes: gid103407,public X-Google-ArrivalTime: 2002-11-02 17:01:55 PST Path: arc1-ca.pugleaf.net!archiver1.google.com!news1.google.com!newsfeed.stanford.edu!news-spur1.maxwell.syr.edu!news.maxwell.syr.edu!colt.net!peernews3.colt.net!newsfeed.stueberl.de!cox.net!p01!news2.west.cox.net.POSTED!53ab2750!not-for-mail From: "Ed Price" <edprice@cox.net> Newsgroups: sci.electronics.components,sci.electronics.design,alt.engineering.electrical,aus.electronics,sci.electronics.repair References: <0001HW.B9C26E7400A7161B165FEAC0@news.covad.net> <Rsan9.14070$qh1.1622310@news.ca.inter.net> <ank9ep$lumv$1@hades.csu.net> <anku2n$5so$1@news.wave.co.nz> <7tGLdeAS6fn9EwBv@jmwa.demon.co.uk> <apvlvu$n2c$1@reader1.panix.com> <KVdHjAAjM3w9Ew8l@jmwa.demon.co.uk> <aq17gb$7ut$1@reader1.panix.com> Subject: Re: Best way to power array of LEDs? Lines: 18 X-Priority: 3 X-MSMail-Priority: Normal X-Newsreader: Microsoft Outlook Express 6.00.2800.1106 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1106 Message-ID: <Pz_w9.69317$C53.3557167@news2.west.cox.net> Date: Sun, 03 Nov 2002 01:01:35 GMT NNTP-Posting-Host: 68.7.85.26 X-Complaints-To: abuse@cox.net X-Trace: news2.west.cox.net 1036285295 68.7.85.26 (Sat, 02 Nov 2002 20:01:35 EST) NNTP-Posting-Date: Sat, 02 Nov 2002 20:01:35 EST Organization: Cox Communications