the first thing to make sure is that you have a digital TV or a digital converter if not. assuming you have that, since it worked in another RV. there should be a Antenna booster located in the RV somewhere, usually in the bedroom.
Most airlines in the United States, including American, Delta and United, allow carry-on bags that are no more than 22 inches long, 14 inches wide and nine inches high. Southwest and JetBlue accept a more generous 24 inches by 16 inches by 10 inches, and JetBlue even adds a couple more inches for cabin bags flying on its Airbus A320 planes.
Review Delta luggage allowances and charges before travelling. delta carry-on allowance. Deltaâs carry-on allowance permits passengers to bring on board one cabin bag, plus one personal item, free of charge. Bags must not exceed 22 x 14 x 9 inches (56 x 35 x 23 cm).