Re: what is this NCR modem? what did it go to?

[Fred Cisin via cctalk]

does the 71 sate seem early?

On Sun, 26 Nov 2017, Chuck Guzis via cctalk wrote:

Looking at the modem, perhaps a little too early, judging from its size.
Patent date perhaps?

1971 is the copyright date on the "Basic Concepts Manual" with it.