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:
Interconnects module assemblies; includes dc input voltage and dc output power test points and led indicators, 5 vdc standby test point and led indicators, ocxo oven ready control signal test point; radio on/off switch, primary power switch, sidetone audio test point, am/fm mode switch, compler fwd/ref test point, 8-bit address/data selection switch, 8 address led indicators, read/write selection switch