History of Science By C_Ham21 1894 Radio The radio may not seem like an important step to the PS4 as it's not very similar in what it does. However, the radio is the first major home entertainment technology. It shows the world that devices can be at home and work wonderfully. 1894 Radio 1927 T.V. 1936 Turing Machine 1946 Computer 1972 Magnavox Odyssey 1976 ROM Cartridge 1982 CD Dec 3, 1994 Playstation 1 Mar 4, 2000 Playstaion 2 Nov 11, 2006 Playstaion 3 Nov 15, 2013 Playstation 4
