Davie 17 Apr 2016, 8:09 pm #24 Davie Davie Davie Website Posts: 2783 Threads: 3 Joined: Dec 2014 Reputation: 0 RE: Red Arrows X1 Mystery beeping sound (17 Apr 2016, 8:05 pm)BusLoverMum wrote So startling that I've never even noticed it. Me either. Reply