Distance Measuring Equipment and Offset Course Computer, Bulletin No. 4, 3rd Edition (August, 1952)

CAA Training Manual. Bulletin No. 4, 3rd Edition, August 1952, AIRWAYS OPERATIONS TRAINING SERIES. The following sections are included: 1 DISTANCE MEASURING EQUIPMENT-The Transponder-The Airborne Unit-Frequency Allocation. 2 COURSE LINE COMPUTER-R-Theta Navigation Principles-Equipment-Application. 3 Study Questions. 4 Bibliography