[LAU] bass fan?

[Mathis Ahrens]

Hi,

Niels Mayer schrieb:
> http://www.eminent-tech.com/main.html
> http://news.cnet.com/8301-13645_3-20014842-47.html?tag=mncol
> "World's most amazing subwoofer has no woofer"
>
> Building one of these sounds like a good arduino project. :-) Seems
> like  "all" you'd need to do is figure out a mapping between how far
> you'd rotate the servo-controlled fan-blades in response to sound.
>   

Yeah, I'd be curious too.
There is some explanation and footage available,
    http://www.youtube.com/watch?v=BDkKQdRDNzQ&feature=related
and people were discussing how to build a home grown version,
    http://www.hawthorneaudio.com/forums/viewtopic.php?f=2&t=1454
but in the end, building it robust enough seems to be the key:
    http://sites.google.com/site/amateuraudio/projects-1/the-rotary-sub

Cheers,
Mathis