In article et,
Dave Liquorice wrote:
Does anyone know of a sounder suitable for mains use that won't deafen
people within 10 yards. Ideally all I want is quiet beep 15 sec pause
beep 15s and so on.

Anything that does that will be basically low voltage so I'd guess you
have more chance of finding a 12 volt one and use an external power supply.

--
*Change is inevitable ... except from vending machines *

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