Howdy,
Just found some Eureka stuff on the Song of the Paddle Forum in the UK.
Simon has been building his Eureka in an old phone exchange.
With us the ringing in the ears only happens after a session with the sander!
The thread is here
http://www.songofthepaddle.co.uk/for...037#post198037
But here is a pic i filched
http://img11.imageshack.us/img11/9890/dsc00711x.jpg
You will have to go and visit to see more info.
Best wishes
Michael