1950s USAF AN/UPM-11 AN/UPM-11A Range Calibrator Radar Technical Manual Binder

Original period U.S. Air Force technical manual binder covering the AN/UPM-11 and AN/UPM-11A Range Calibrator Sets, specialized radar/electronic test equipment used during the early Cold War era. The binder contains multiple operation and service instruction publications and revisions, including material for both Sperry and Farnsworth-produced equipment. Visible manuals include T.O. 16-30UPM11-1, T.O. 33A1-10-3-1, and additional related AN/UPM-11/11A technical orders. Dating visible in the binder includes: 1 November 1953 – Range Calibrator Set AN/UPM-11, Sperry Period 1954 reprint, noted as one of only 2,500 copies 1 April 1954 / Revised 1 September 1957 – AN/UPM-11A, Farnsworth Electronics Company 15 July 1954 – AN/UPM-11A, Sperry Handwritten technical-order references and period maintenance/inventory annotations throughout FREE SHIPPING #8