Aside from chess, Karaklajić was also known as a radio personality on Radio Belgrade (1957–1982) and for his interest in rock music featuring in the documentary Rockovnik. He was first editor in chief of Džuboks (i.e. Jukebox) magazine and once arranged visas for Zlatni Dečaci by representing the band members as young chess players. He organized the first concert of YU grupa and featured in YU 100: najbolji albumi jugoslovenske rok i pop muzike. His radio show Nedeljom u devet i pet (Sunday at 9:05), which he produced and hosted, introduced bands such as Samonikli.
^David Hooper, Kenneth Whyld -The Oxford companion to chess -1996 Page 34 "Belgrade Gambit, 861 in the scotch four knights game, played by the Yugoslav master Nikola Karaklajic (1926- ) in 1945 and probably introduced by him."