🚀 go-pugleaf

In article <3t17ic$j0v@fly.HiWAAY.net> cadams@HiWAAY.net (Chris Adams) writes:
:In article <3t0rr7$dus@cssun.mathcs.emory.edu>,
:Mike Mitten <gnome@pd.org> wrote:
:>In article <3sv7s4$rc8@felix.cc.gatech.edu>,
:>Joe Wetzel <jwetzel@cc.gatech.edu> wrote:
:>>No... it's really a hackers group, named 2600 because that's the
:>>frequency of the tone which could get you a free phone call years
:>>ago.
:>I thought it was/is the frequency of the dial tone.
:
:No, a dial tone is 440Hz and 349Hz.  440Hz is the A below middle C in
:the normal Western musical system.  If you have a pretty good ear, you
:can tune a guitar or even a whole piano just by picking up the
:telephone (a good piano tuner doesn't need an electronic tuner - he just
:needs a couple of tuning forks).
:
:2600Hz was the frequency a pay phone emitted when you put a dime in.  If
:you could make that frequency, the system thought you had put money in.
:The greatest cereal box toy ever made was the Captain Crunch whistle - a
:perfect 2600Hz!

Not exactly. The nickel, dime, and quarter signals are 1700+2200. The
differences are the amount of time you make the sound and how many times
you do it.
-- 
------------------------------------------------------------------------------
-- Like Blue Velvet,Dune,Twin Peaks,PJ Harvey,The Elric Saga/Hawkwind,Blade --
-- Runner,or Nina Simone??? http://wc62.residence.gatech.edu/coop/home.html --
------------------------------------------------------------------------------