MRC:
Characteristics or qualities of an item,not covered in any other requirement,which are considered essential information for one or more functions excluding nsn assignment.SUPP
Supplementary Features:
Accepts as its input a serial time code, this time code is decoded and reformatted into parallel binary coded decimal (bcd) info, this info is used to drive a visual display for interface to the user; designed for ceiling or wall mounting; amplitude modulated carrier; carrier freq 1 khz; modulation ratio 2: 1 to 6: 1; amplitude 0.25 to 10 volts p-p; visual display 5 digit, 7 segment led display w/2.0 in. Character height, representing time-of-day in seconds; chassis height 3 1/2 in; panel width 23 in.; temp range 0 to -50 degrees c; humidity up to 95 percent, non-condensing