So, i came across this awsome project on kickstarter
Has enyone tried building somthig like this?, and if so how? 
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It looks like an interesting way to demonstrate standing waves, but not sure I'd want 70W of ultrasound next to my face.
Possibly quite easy to set this sort of thing up if one really wanted to (which I don't).
It looks like an interesting way to demonstrate standing waves, but not sure I'd want 70W of ultrasound next to my face.
Possibly quite easy to set this sort of thing up if one really wanted to (which I don't).