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'[OT] building PCB with photo sensitive boards'
2000\03\13@020314 by Javier Grijalba

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Hi
Any advice for building photo sensitive PCB«s ??
Time of exposure to the sun??
Whats the finest pad possible?? What about 0.2 mm??
Bye
Javier
{Original Message removed}

2000\03\13@083000 by mike

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On Mon, 13 Mar 2000 03:53:55 -0600, you wrote:

>Hi
>Any advice for building photo sensitive PCB«s ??
>Time of exposure to the sun??
>Whats the finest pad possible?? What about 0.2 mm??
>Bye
>Javier
Check out :
http://www.netcomuk.co.uk/~wwl/pcbs.html
for lots of info on making _GOOD_ homebrew PCBs.

Wth care, and the right material you can reliably do 10 mil (0.01",
0.254mm) tracks. 0.2mm would probably be practical if the artwork
quality was good enough.
Forget about using sunlight - build a UV exposure box.

2000\03\13@104845 by jamesnewton

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I have a bit of collected advice at
http://techref.massmind.org/pcbetch

I'd love to know if I'm missing any.

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