An instrument which measures the rate of regularly recurring variations in an electric current or voltage and is usually calibrated in hertz (cycles per second or cps). The value may be expressed by means of a pointer and calibrated dial vibrating reed or a digital read out display. For instruments which measure radio frequencies, see calibrator, frequency; and wavementer. excludes: counter electronic digital.
Classification: Parts and accessories of articles of schedule b subheading 9030.39
NSN 2925-01-577-0004
NSN 6130-01-443-4574
NSN 5945-01-277-1986
NSN 5855-01-364-1005
NSN 5905-01-093-5927
NSN 6240-01-604-9172
NSN 5855-01-240-5470
NSN 6145-01-445-4707
NSN 5905-01-600-2569
NSN 6135-01-069-2482
NSN 5960-00-407-6018
NSN 5935-00-140-6386