6625-01-012-7669 (6625-93540)
NSN 6625-01-012-7669 (NIIN 01-012-7669) is a spectrum analyzer in Federal Supply Class 6625, Electrical And Electronic Properties Measuring And Testing Instruments — an instrument specifically designed to measure the amplitude and frequency of the constituents of a complex electrical wave form. Manufacturer part number 6625-93540; also referenced as TS5432 (Ministerie Van Defensie); 3581A (Keysight Technologies Inc); HP3581A (Hewlett-Packard Company).
Key specs: 90 to 252 V AC voltage; 48 to 440 hertz frequency; full characteristics table below. NIIN assigned November 1975; DEMIL A (none required); ESD/EMI-sensitive; unit of issue EA (each), $6,516.00 gov standard price; export Schedule B 9030.90.8030; ships at 25.06 lb / 1.7507 cu ft.