5820-00-475-2808 (B29224REVH)
NSN 5820-00-475-2808 (NIIN 00-475-2808) is a radio transmitter modulator in Federal Supply Class 5820, Radio And Television Communication Equipment, Except Airborne — an electronic device which varies the amplitude phase or frequency of a carrier wave signal generated by a radio transmitter according to a pre-determined. Manufacturer part number B29224REVH (Dar Electronics IncDba National, CAGE 42498); also referenced as B29224 (Transdata Inc).
Key specs: 80 kHz minimum operating channel frequency per channel; 0.001 to 5 V input signal voltage per channel; -62 to 75 °C operating range; full characteristics table below. NIIN assigned January 1963; unit of issue EA (each), $165.07 gov standard price; export Schedule B 8529.90.6000.