3this equipment is a line printer to interface with digital differential circuitary to provide hard copy record of data; printing speed: 200 lines per minute min; line spacing: 6 lines per inch; min number of printable columns 33; print out: permanent nondestructive and nonfading print out; input power: 115 vac, 60 hz, 1 phase, 3wire, 250 watts max; operating temp: -18 degrees to 71 degrees c; 14.250 in. Lg, 9.600 in. W, 9.160 in. H; environmental rqmts: vibration, shock, air temp high and low, humidity, salt fog