Re: gEDA-user: OT: UV exposure?

["J.D. Bakker" <jdb@xxxxxxxxxxxx>]

> On Jun 27, 2006, at 10:34 PM, Steve Meier wrote:
> > It takes a fair amount of time for the UV light to break down the nylon
> > of a tent on a high mountain. I suspect, that UV light won't effect the
> > performance of your board. I would be more worried about moisture and
> > corrosion. Any possibility you could put a lot of epoxy all over your
> > board except for the photo diodes?
>
>   That's a very good possibility.  I can mount the other components 
> on the other side of the board, put the photodiode array on the 
> sunlight-facing side, and mask off everything except the photodiodes.

That might be a good idea anyway, since many semiconductors 
(especially diodes in glass housings) are light sensitive, and behave 
differently in full sunlight than they do on the bench in a darkish 
lab.

JDB
[cue story about leaving 2716s out in the sun to erase them]
--
LART. 250 MIPS under one Watt. Free hardware design files.
http://www.lartmaker.nl/


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