"Computer Interactive CRT Display with a usable area of 10 in. by 13 in.; Dual NTDS Computer Fast I/O Channel Interface; NTDS Compatible Symbol Generator; High-Speed Vector Generator; Optional CRT Phosphor; Refresh Memory 48K by 32 Bit; Raster Processing Electronics; High Resolution Electronics; Sonar Processing Electronics; Operating Requirements: 115 VAC, 400 Hz, 3 Phase, 25 Amps; Dimensions: 46.5 in. H; 23.5 in. LG; 36.14 in. D; 900 Lbs; Hard-Mounted to a Resilient Deck"