crikey!
I reckon it makes the same noise as the Death Star powering up. That sort of low 'booooowwwwwmmmmmmm' effort.
(
WHTRZ Corp dosen't like the sound of Rupert watching porn,
Fri 9 May 2008, 11:47,
archived)
Problem is, though
The sound effects wear the batteries out really fast.
(
J Peasemould Gruntfuttock Alpha Mike Foxtrot,
Fri 9 May 2008, 11:56,
archived)