
1) American brand
Found on
https://www.crosswordclues.com/clue/activision

Activision Publishing, Inc. is an American video game publisher. It was founded on October 1, 1979 and was the world`s first independent developer and distributor of video games for gaming consoles. Its first products were cartridges for the Atari 2600 video console system published from July 1980 for the US market and from August 1981 for the in....
Found on
http://en.wikipedia.org/wiki/Activision

(from the article `electronic game`) ...were programmable in the sense that different game cartridges could be inserted into special slotsa technical step that encouraged the separation ...
Found on
http://www.britannica.com/eb/a-z/a/14
No exact match found.