Ruben J=F6nsson ha scritto:
> A new thing I have not seen before is USB ionizers. A small USB powered i=
onizer =

> that looks like a thumbdrive. They only seem to produce negative ions tho=
ugh =

> (probably just rectified the output).


nice!
I used to have one when I was a bot, made of a large chain of diodes =

rectifying 220V up to some -10000V. Nice, it seemed to generate "fresh =

air" in summer... :)
They say it should clean air from dust etc. It did work indeed, though =

dumping it all on the walls... !


Not sure if it could be done @5V with the same method... oh well, a =

boost converter etc...


-- =


Ciao, Dario
--
Cyberdyne
-- =

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