Posted by Adam Quinan on March 22, 2003 at 15:05:51 from 66.185.85.76 user Adam.
In Reply to: Re: A study in horns and whistles posted by Ian Wright on March 22, 2003 at 14:37:22:
In Canada we have the Fox 40 whistle which is a pea-less whistle and works even if soaked and produces a very loud noise. It has been adopted for sports referees who need to be heard over the loud cheers of fans.
Most safety kits in Canada these days include one of these whistles.