[alt-photo] Re: exposure unit

[Michel Debar]

... and to complement Kees's message :

the best efficiency is obtained when using electronic ballasts, rather than
the older magnetic ones. See for instance this text for some more
information on the question :
http://prudentialtechgy.com/data/UVballastsenterelectronicage-artricle-ML.pdf

*michel*

2010/3/12 Kees Brandenburg <ctb at zeelandnet.nl>

> > And what is the best URL for a plan to build one's own?
>
> This is how I did it:
> http://polychrome.nl/techlog/simple-and-cheap-uv-unit
>
> kees
>
> polychrome.nl | workshops
>
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> Alt-photo-process-list | http://altphotolist.org/listinfo
>



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Michel Debar
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