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 5975-01-437-3138
NSN 5985-01-613-5061
NSN 2925-01-656-8217
NSN 5910-01-195-3743
NSN 6150-01-097-5513
NSN 5855-01-308-0955
NSN 5999-01-310-3428
NSN 6685-00-177-2563
NSN 6105-01-542-1174
NSN 5915-01-134-5163
NSN 6145-01-424-1351
NSN 6110-00-126-4875