Follow RCX For the Latest Radio Control Expo News Peter Vieira Featured News, RCX 2014 Comments The countdown to RCX is on! The annual Radio Control Expo will be at the OC Fair and Event Center on May 17-18–make plans now! To keep up with the latest attractions and news as we get closer to showtime, be sure to follow RCX on Facebook, YouTube, and Twitter. For a look at the 2013 show, just click here! Never miss an issue of RC Car Action! Subscribe today with a Digital Edition subscription or Print + Digital combo!