It used to be A 440 over here, but they found out people were using it, changed the tone but also made a phone number that you can call and get A 440 for approx. 50 cents a minute (no pun intended). And the U.S. is a capitalist country! Kristinn At 23:04 28.10.2000 -0400, you wrote: > >Pick up your phone and let the SOT listen to the dial tone. In my area, > and > >presumably elsewhere, the dial tone is a square wave audio 440 cps tone. > The > >lights should stop dead on. > > > >Bill Simon > >Phoenix > >Can anyone confirm what Bill says here. I've always known the (upper) dial >tone to be real close to A440 but figured it was about eight cents sharp! > >Bill, if you're right, I've got an Accu-fork for sale, batteries included. > >John Lillico, RPT, >Oakville, Ontario >(on the Bell Canada system)
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