Transdata acoustic coupler port for telephone data link 307, 1981-1990
1981-1990
Datel modem 13B GEC
Modem 1A, by Plessey, 1964
Datel modem 13A GEC
Jetway 56000 external modem
circa 1995
Tornado WebJet 128k external modem
1998
CASE 440/12 modem
Pocket stradcom
circa 1990
"Magic Modem" for the BBC "B" Computer
1981-1982
Commodore 64 Modem
circa 1984
Mini Modem
late 1970s