1958 USAF Radar Beacon AN/FPN-13 Manual T.O. 31P5-2FPN13-6 Cold War Radar

Original U.S. Air Force technical handbook titled “Preventive Maintenance Instructions – Radar Beacon AN/FPN-13.”

Published under authority of the Secretary of the Air Force and dated 1 December 1958.

Technical Order: T.O. 31P5-2FPN13-6

The manual covers preventive maintenance and testing of the AN/FPN-13 radar beacon system, including operational checks, minimum-performance checks, beacon coder operation and adjustment, radar transmitter output, receiver sensitivity, equipment inspection, cleaning, reassembly, and related servicing procedures.

The table of contents shows approximately 40+ pages of technical material along with illustrations and maintenance tables.

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