At least two versions of the Street Fighter arcade machine were produced in Japan and America, including one that used the now-standard one-joystick and six-button layout for each player (plus start buttons), and another that used one joystick and two huge fist-sized rubber buttons, which the player banged on to register hits. A light tap would be a jab, and a smash would be a fierce hit.
Street Fighter was based on a gargantuan three-layer 8-bit circuit board, developed prior to the advent of Capcom's hugely successful 16-bit CPS system. Street Fighter was limited largely by Capcom's use of a large number of old, but individually inexpensive, electronic components. But at the time it was a quantum aesthetic leap over two earlier games in the same genre,