Try 20M that's a good 'international' band that offers plenty of prospects of hearing the phantom whistlers from all over the world, except of course Canada! 73 Paul At 12:38 PM 4/22/02 -0400, you wrote: >A common practice where? I hear no amateurs "whistling" into the mike and if >they did they would soon be censured by nearby users.......... > >Richard. --... ...--