MRC:
A recording of the physical,functional,and performance characteristics for an item of supply.TEXT
General Description:
When msc series 800 are mounted in a matrix and illuminated for long periods of time, certain precautions are necessary to prevent overheating due to the heat generated by the lamps, any size matrix may be illuminated at rated voltage for a period of time not to exceed 10 minutes; relatively square 3 x 3 or larger; no more than 25 per cent of the lamps should be illuminated for continuous duty
