WTB/ Look what I screwed up today...

[juliemac57 at hotmail.com (Julie Macfarlane)]

You guys want bright LEDS? Try this:
http://www.lumileds.com
All I can say is WOW.....

I have 5 for my project.



Julie Macfarlane
1981 MKI 2L 16v w 2Y
Amsterdam NY
http://www.menloparkrandd.com/scirocco
http://www.menloparkrandd.com/my_rocc





>From: "Camron D. Crouse" <camron@worldaccessnet.com>
>To: Scirocco List <scirocco-l@scirocco.org>
>Subject: Re: WTB/ Look what I screwed up today...
>Date: Sun, 09 May 2004 03:29:41 -0700
>
>Bryan Rankin wrote:
>
>>
>>Well, on another quest today, putting in blue led's for my dimly lit 
>>instrument cluster...easy job right?
>
>
>
>I have also recently done the "blue LED" trick  My original results were 
>not satisfactory; I had very dim illumination (except at the very top of 
>the guages), and the digital clock wouldn't light up at all.  Using Patrick 
>ATS's tech notes as a giude ( http://ats.longcoeur.com/Index2.html ), I 
>removed instrument cluster again, took apart the back, removed green 
>diffusion filters and replaced with nice white transluscent drafting mylar 
>(plastic vellum).  Since the LEDs I got ( www.superbrightleds.com ) emitted 
>a beam that was quite directional, but the instrument cluster required 
>diffuse illumination, I had to get creative to maximize the light output to 
>the guages:
>    - painted the inside of the upper light chamber bright silver to bounce 
>as much light as possible down to the mylar diffuser.
>    - assembled a cheesy little foil "box" behind the digital clock to 
>redirect the light to the transparent light guide (clear plastic prizm-y 
>thing) so that the clock could be illuminated as designed.
>
>Original OSRAM bulbs emit light in an omnidirectional fashion, but these 
>LEDs emit light only from the tip, in the direction they are aimed.  The 
>instrument cluster was not designed to utilize this directional light, so I 
>had to go and try something funky to get decent results.  It looks way 
>better now, though is not as easy to read as the stock lights were.  But I 
>love the pureness of the LED emission wavelength... not to mention LEDs' 
>long life.  Some white face guages would be helpful in this regard, I 
>believe... perhaps I will add to my list of to-do's.
>
>BTW, where did you get your instrument cluster LEDs?  Mine are an 
>"approximation" of the OSRAM connector which don't really fit perfectly, 
>but yours look like the original style connector, and I'd like to consider 
>a better fit.
>
>Oh, yeah, you do know that LEDs install only one way, right?  If the 
>polarity is reversed, they will not illuminate until you rotate the bulb 
>180*...HTH
>
>- Camron from Vancouver, WA USA
>   '86.5 Black 16V 2.0L
>_______________________________________________
>Scirocco-l mailing list
>Scirocco-l@scirocco.org
>http://neubayern.net/mailman/listinfo/scirocco-l