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Article #225

Re: Best way to power array of LEDs?

#225
From: Watson 'Atto Parsec' Name
Date: Sun, 06 Oct 2002 16:32
48 lines
3530 bytes
In article <jal0qucgteqdc9r256bsgbtg5nu3851qej@4ax.com>, 
JoeBloe@thebarattheendoftheuniverse.org talked about...
> On Sun, 6 Oct 2002 07:00:53 -0700, Watson 'Atto Parsec' Name
> <alondra101@hotmail.com> Gave us:
> 
> >In article <3vhvpus9q0q0konienia8u8fb6400uc8di@4ax.com>, 
> >JoeBloe@thebarattheendoftheuniverse.org talked about...
> 
> >>   Well now.  There's a nice, warm, cozy circuit box for ya.
> >
> >Well, you've made a comment just as dim as the bulbs would be.  Whether it 
> >is a lamp or a resistor, or a transistor, the heat output for a given DC 
> >voltage drop and current will be the same.  Duh.
> >
> >>   Hahaha....
> >
> >Laugh's on you.

I won't make any comments on such foolish statements below, I'll let others 
do it.

>   Not quite.  The filament bulb based "resistor" is a much better IR
> emitter.
> 
>   A manufactured for that purpose resistor, by design, dissipates its
> heat through the medium of its body, and would be much better at
> keeping said heat right where it was at.  The bulbs would, on the
> other hand, heat up surrounding elements and chassis parts from a
> distance via radiated IR energy.
> 
>   So how said heat gets handled makes a difference.  Paint the bulbs
> with a matte black high temp paint, all except for a viewing "window"
> at the top of the bulb.
> 
>   Hahaha... No, the laugh is on you.
> 

-- 
@@F@r@o@m@@O@r@a@n@g@e@@C@o@u@n@t@y@,@@C@a@l@,@@w@h@e@r@e@@
My email address is whitelisted.  *All* email sent to it 
goes directly to the trash unless you put NOSPAM in the 
Subject: line.  alondra101 <at> hotmail.com
Don't be ripped off by the big book dealers.  Go to the URL
that will give you a choice and save you money(up to half).
http://www.everybookstore.com  You'll be glad you did!
Just when you thought you had all this figured out, the gov't
changed it: http://physics.nist.gov/cuu/Units/binary.html
@@t@h@e@@a@f@f@l@u@e@n@t@@m@e@e@t@@t@h@e@@E@f@f@l@u@e@n@t@@
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From: Watson 'Atto Parsec' Name <alondra101@hotmail.com>
Newsgroups: sci.electronics.components,sci.electronics.design,alt.engineering.electrical,aus.electronics,sci.electronics.repair
Subject: Re: Best way to power array of LEDs?
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