https://www.youtube.com/watch?v=ZY6haEeNPOg NI4BK will be on the air from BB-55, the USS North Carolina, a WW II battleship. To mark the anniversary of the December 7, 1941, Pearl Harbor attack, Operator WD4OIN, Jack, says this station will be on the air December 7 from 1400-2100Z, 20 meters.