{"id":18485,"date":"2024-05-13T00:21:00","date_gmt":"2024-05-12T22:21:00","guid":{"rendered":"http:\/\/www.intexsound.de\/Commodore-Museum-Mannheim\/?p=18485"},"modified":"2024-10-09T12:14:51","modified_gmt":"2024-10-09T10:14:51","slug":"modem-300-model-1660-2","status":"publish","type":"post","link":"https:\/\/www.intexsound.de\/Commodore-Museum-Mannheim\/2024\/05\/13\/modem-300-model-1660-2\/","title":{"rendered":"Modem 300 [Model 1660] | 156468"},"content":{"rendered":"
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Modem 300 [Model 1660]<\/strong><\/p>\n

Serial: 156468<\/p>\n

The Commodore 1660, also known as the \u201cModem\/300\u201d, is Commodore\u2019s first full-featured modem: It connects directly to the phone line and supports pulse and tone dialing for 300 baud duplex connections.<\/p>\n

 <\/p>\n

Historical Context:
\n<\/strong><\/p>\n\n\n\n\n\n\n\n\n
Year<\/th>\nName<\/th>\nModel<\/th>\nDescription<\/th>\n<\/tr>\n<\/thead>\n
1982<\/td>\nVICMODEM<\/a><\/td>\n1600<\/td>\nconnected to phone\u2019s handset connector; manual dialing through phone; Motorola MC14412<\/td>\n<\/tr>\n
1982<\/td>\nAUTOMODEM<\/a><\/td>\n1650<\/td>\nconnected to phone line, pulse dialing in software; Motorola MC14412<\/td>\n<\/tr>\n
1985<\/td>\nMODEM\/300<\/a><\/td>\n1660<\/td>\nadded tone dialing support by feeding SID output into modem; Texas Instruments TMS99532A<\/td>\n<\/tr>\n
1987<\/td>\nMODEM\/1200<\/a><\/td>\n1670<\/td>\nHayes command set; pulse and tone dialing in hardware; 300\/1200 baud support; U.S. Robotics chipset<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

 <\/p>\n<\/div>\n

On the back, there are:<\/p>\n