"Andrew Gabriel" wrote in message
...
In article ,
"Dave Plowman (News)" writes:
In article ,
The Medway Handyman wrote:
Think a bit more about what the plan of action is to be when the alarm
triggers. Have a look at sound bombs.

Wozza sound bomb then?

Name for an extra loud sounder - usually multiple transducers.

http://www.tlc-direct.co.uk/Products/TSSB2.html

Used indoors, to create a sound which is too painfully loud to
hang around.

--
Andrew Gabriel

The soft equivalent of this

http://www.diy-alarms.co.uk/catalog/...roducts_id=299

Sound bomb 111dB
Master Blaster 127dB
Air Raid Warning Siren 135db

I fitted 3 in a soil lab. Testing them out was fun.

Adam