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MidwestMom2Kids_ · 04-09-2008, 05:55 PM

Remember putting a phone hand set into an acoustic coupler to connect remotely to a mainframe? That high pitched whine that was the sound of a computer "answering the phone"?

04-09-2008, 05:55 PM	#6
MidwestMom2Kids_ Senior Member Join Date: Oct 2007 Posts: 1,626	Remember putting a phone hand set into an acoustic coupler to connect remotely to a mainframe? That high pitched whine that was the sound of a computer "answering the phone"?