Reigning champion John Newcombe was prevented from defending his title and was absent along with other World Championship Tennis (WCT) contract players, including Rod Laver, Ken Rosewall and Arthur Ashe, who were banned by the International Lawn Tennis Federation (ILTF) from entering the event.
In 1982, Ron left the pro playing field but continued to work in sports, assuming the position of European Marketing Director for World Championship Tennis.
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This original tennis electronic line judge device, invented by Geoffrey Grant, an avid tennis player, and Robert Nicks, an electronics engineer, was used in the championship finals of both the Men’s World Championship Tennis in Dallas in May, 1974 and the Ladies’ Virginia Slims tour in Los Angeles.