Re: Pinhole LED snack

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From: Paul Doherty (pauld@exploratorium.edu)
Date: Fri Aug 20 2004 - 10:53:08 PDT 

Message-Id: <l0311072abd4beaf0b873@[192.168.112.30]>
Date: Fri, 20 Aug 2004 10:53:08 -0700
From: Paul Doherty <pauld@exploratorium.edu>
Subject: Re: Pinhole LED snack

Hi Pam

Here is the link to the snack.

Paul D

http://www.exo.net/~pauld/summer_institute/summer_day4+5light/light_energy_vs_co
lor.html

>Help!
>
>Does anyone have the instructions for the prototype snack that Paul showed
>in his booth at the NSTA convention in Atlanta? The one I'm interested in
>required a breadboard, a red, green, blue and infrared LED, resistors, a
>dimmer switch and a 9V battery? I purchased the materials, now I can't
>find my instructions. Also, I could use an explanation for what occurs
>during the activity.
>If someone has these instructions I can email my fax Number and/or address
>to you (which ever is easier for you) if it is too long to type as a
>response.
>
>Thanks,
>Pam Ferris
>
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