Charlie Troop The success achieved using sound ranging involved the formation of Charlie Troop, giving 15 Locating Battery three fully manned troops and even better cover of the area of the front the Commonwealth Division was responsible for. The AP and associated microphones now gave full coverage to the Hook area.
John Parnell says
I have since learnt that both the pilot and observer parachuted safely to ground, unfortunately behind the Chinese lines and were taken prisoner.