In article ,
Tony Gartshore wrote:
I install ceiling mount LCD projectors into schools and have been
asked to provide audio as well.

Strikes me that schools should be spending public money on a pro for
this sort of job. Are you qualified in any way?

Was there anything in the OPs post that made you think he wasn't ?

Someone who installs video projectors but doesn't know how to deal with
the sound? *Very* professional.

There's a lot more to installing video projectors *properly* than just
hanging them from the ceiling and plugging them in.

--
*I'd kill for a Nobel Peace Prize *

Dave Plowman London SW 12
RIP Acorn