--- On Wed, 2/9/11, Bob Olhsson <[log in to unmask]> wrote:
> Who is probably Bell Labs and when is
> probably shortly after the end of WW1.
And predating radio. AT&T was also involved in
developing public address equipment. There's an
interesting article here about a non-radio
"broadcast" AT&T did from Arlington Cemetery
to Madison Square Garden for Armistice Day in