In article ,
Graham. wrote:
On Sat, 11 Nov 2017 09:12:45 -0000, "Brian Gaff"
coalesced the vapors of human experience
into a viable and meaningful comprehension...

I wonder if you could use the ally sheet in a cd like a linear motor uses a
rail?
Could launch old CDs into the sky for clay pigeon shooting.
Brian

If you want novelty, there is a mag-lev turntable.
https://thevinylfactory.com/news/lev...mag-lev-audio/

Be fun with a Decca FFSS cart that could pick up hum from anything within
a 100 yards. ;-)

--
*I don't work here. I'm a consultant

Dave Plowman London SW
To e-mail, change noise into sound.