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 6320-01-189-9955
NSN 5999-00-407-4476
NSN 6150-01-099-1584
NSN 5985-01-205-1234
NSN 5855-00-408-2611
NSN 5950-01-051-8962
NSN 6240-00-939-7859
NSN 5930-01-182-4100
NSN 6105-00-952-6547
NSN 6620-00-538-8746
NSN 6220-00-038-1712
NSN 5998-01-291-7050