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The "Penny Whistle" modem came out in 1976, but hobbyists had been building their own for years. https://en.wikipedia.org/wiki/Pennywhistle_modem https://en.wi
by Johnythree 6y ago
The "Penny Whistle" modem came out in 1976, but hobbyists had been building their own for years.
https://en.wikipedia.org/wiki/Pennywhistle_modem https://en.wikipedia.org/wiki/Pennywhistle_modem
People had been connecting mechanical Teletypes via modems since the 1950's.
https://en.wikipedia.org/wiki/Modem https://en.wikipedia.org/wiki/Modem