MIL-T-25036 1954 Edition, September 21, 1954
TRANSPONDER SET AN-APX&25 AND AN-APX&25A BENCH, PREFLIGHT, AND FLIGHT TESTS OF
Includes all amendments and changes through Cancellation Notice 2, October 29, 1963
Additional Comments: CNCL NO S/S
This specification covers methods and procedures for accomplishing the necessary performance and operational tests on Transponder Set AN/API-25 and AN/API-25A both before and after installation in an aircraft.