31. The WAAAF personnel served as radar operators and the RAAF personnel served as radar mechanics. 32. In 1940, she joined the Royal Air Force and became a radar operator and flight officer. 33. The 425th night fighter squadron moved the radar operator to the gunner's position behind the pilot. 34. For interception, the radar operator had to compare the length of the blips on the displays. 35. The enlisted radar operators were third class ( AT3 ) Ron Ames and AT3 Jim Abbott. 36. They were observed by a radar operator instructor. 37. Directions from the radar operator to the bombardier help guide the B-29 to its ultimate target. 38. This allowed the radar operator to easily indicate what direction to turn to intercept the target. 39. Knowing this, Serbian radar operators would have a better sense of when and where to watch. 40. A radar operator in the Royal Air Force.