Personalise this item with 16 different colors and 8 different sizes design available on different clothes and items t shirts sweatshirts baby clothes mobile cases bags the zx spectrum is an 8 bit personal home computer released in the united kingdom in 1982 by sinclair research ltd the spectrum was among the first mainstream audience home computers in the uk similar in significance to the commodore 64 in the usa the introduction of the zx spectrum led to a boom in companies producing