Alt-BEAM Archive

Message #07074



To: beam@sgiblab.sgi.com
From: PLA Turd mr_roboto101@yahoo.com
Date: Mon, 25 Oct 1999 16:48:09 -0700 (PDT)
Subject: [alt-beam] Stuff for sale



Ok I know I've been here before but I got a whole
bunch of new stuff to sell. And some old ones. If
you are interested in any of the stuff I describe here
please just get back to me off list at
Mr_Roboto101@yahoo.com
All prices are in US funds. S$H is $6US no more no
less. I'm hoping to get my own website so I can post
this.

Here's the stuff

Plasti-Dip
Avaiable in
Black, Yellow
and Red
$15US for a 8oz. Can

Pager motors
Nice average size
Pager motors
$5US each

3904 Transistors
10centsUS each

3906 Transistors
10centsUS each

100mm Plastic Spheres
$5US each

50mm Plastic Spheres
$4US each

**BG Micro Motors**
Only 20 of these left!!
Catch them NOW!
$30US each



New stuff to come soon!!


=====

__________________________________________________
Do You Yahoo!?
Bid and sell for free at http://auctions.yahoo.com



7075 Mon, 25 Oct 1999 18:49:56 -0500 [alt-beam] Re: Laser pointers beam@sgiblab.sgi.com Brad Guillot Thanks for your input,
i appreciate it

Benjamin Edward Hitchcock wrote:
>
> Both my laser pointers affect my LDRs. I have used this to make a beam
> detector (beam of light, not BEAM!) so that when someone breaks the beam,
> the circuit knows about it.
>
> But the laser only affects the LDRs when it is actually shining ONTO the
> LDR - if the LDR and the laser are mounted on the head, then you shouldn't
> have any problems.
>
> Ben
>
> ----- Forwarded message from Brad Guillot
> -----
>
> i am hopefully going to set up a laser pointer on my solar head bot that
> will "point"at the brightest source of light.(on a different se to save
> power)
> before i do this i need to know if the light will affect the
> photoresistors, i'd try it myself but i don't have any.
> the laser doenen't seem to affect the photodiodes on either of my
> photopoppers, but i realize the case may be diferent on the
> photoresistors.
>
> if no one knows than thanks anyway, when they come in the mail i'll try
> it out for myself.
>
> P.S. for those keeping track i belive this is question #3
>
> Brad
> __________________________________________
> NetZero - Defenders of the Free World
> Get your FREE Internet Access and Email at
> http://www.netzero.net/download/index.html
>
> ------------------------------------------------------------------------
>
> eGroups.com home: http://www.egroups.com/group/alt-beam
> http://www.egroups.com - Simplifying group communications
>
> ----- End of forwarded message from Brad Guillot -----
>
> --
> Nothing is foolproof to a sufficiently talented fool.
__________________________________________
NetZero - Defenders of the Free World
Get your FREE Internet Access and Email at
http://www.netzero.net/download/index.html



7076 Mon, 25 Oct 1999 17:16:11 -0700 [alt-beam] Re: Laser pointers beam@sgiblab.sgi.com Bruce Robinson Brad Guillot wrote:
>
> i am hopefully going to set up a laser pointer on my solar head bot that
> will "point"at the brightest source of light.

Be VERY careful, OK. Those things can blind you. If the beam points
directly into your eye and strikes the retina, it can do permanent
damage, leaving you with (literally) a blind spot. I've heard of a few
cases lately where the laser reflected off a mirror into someones' eyes.

Regards,
Bruce



7077 Mon, 25 Oct 1999 19:19:43 -0500 LDR same as CDS cell? beam list Rik
> just wibdering if LDR's are the same thing as CDS cell?
>
> Thanks
> -Rik
>
> www.geocities.com/mutantb0y
>
>

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