3 ms·

For me: - Atari XM301 300bps external modem (for my Atari 130XE) in 1985 - Practical peripherals 2400bps ISA card modem on a PC/XT in 1987 - ATI 9600etc exte

by glonq 4y ago

For me: - Atari XM301 300bps external modem (for my Atari 130XE) in 1985 - Practical peripherals 2400bps ISA card modem on a PC/XT in 1987 - ATI 9600etc external modem on a 386SX in 1991