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Re: Short range PIR's
--- In ukha_d@xxxxxxx, "Benfield, John"
<john.benfield@r...>
wrote:
> >You could use alternative technologies, such as beam break or
> >trans-reflective sensors.
>
> Being a bit thick, what's a trans-reflective sensor?
'Tis Nothing to do with your width or density, its me having a
blonde moment.
I meant retro-reflective, as opposed to something to do with LCDs.
Do a search on rswww.com for 4638255 for an example with pictures
and pro-cons, and a much better explanation than i could possibly
do :-)
David.
UK Home Automation Meet 2004 - BOOK NOW!
http://www.ukha2004.com
http://www.automatedhome.co.uk
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