An electronic subassembly designed to be plugged into one or more basic pieces of test equipment to extend the capabilities of the basic instrument. the basic instrument cannot function without one or more plug-in units (as required) in position.
NSN 6110-01-633-9660
NSN 5998-00-093-1999
NSN 5915-01-039-7126
NSN 5910-01-380-0379
NSN 6685-01-629-8156
NSN 6135-00-161-0746
NSN 6110-01-375-2025
NSN 6105-00-945-6072
NSN 5990-01-553-1094
NSN 6145-01-582-1811
NSN 6145-01-347-4114
NSN 5915-01-341-4818