TELECOM Digest OnLine - Sorted: Re: History of Hayes Modem

Re: History of Hayes Modem

Robert Bonomi (
Thu, 12 Jan 2006 00:32:27 -0000

In article <>,

> [TELECOM Digest Editor's Note: My question would be, _who_ was the
> inventor of the MO(dulate)DEM(modulate) in that case?

Department of nits department: modulatOR/demodulatOR

> If Hayes only 'refined' it somewhat, with 'smart stuff' in it such
> as 'AT' and '+++' then whose idea was it to ship data over the phone
> wire originally? PAT]

AT&T Bell labs, all the way back in the 1950s (!!)

TELECOM Digest, within the last 6 months or so, referenced a web-page
with a picture of one of the first-generation modems.

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