A tachometer using the stroboscopic, synchronizing principle of operation.
NSN 6620-01-271-6192
NSN 5999-01-517-8475
NSN 4140-01-512-8528
NSN 6240-00-299-9819
NSN 5960-00-372-4876
NSN 5996-00-613-1761
NSN 6105-01-418-7976
NSN 5996-01-240-9952
NSN 6685-01-330-4910
NSN 6610-00-937-3798
NSN 2925-01-025-0082
NSN 5915-00-747-9679