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 5975-01-127-3343
NSN 5960-00-738-6469
NSN 5935-00-244-0935
NSN 5925-00-490-1648
NSN 6610-01-555-8364
NSN 5910-00-230-0533
NSN 5985-01-466-4946
NSN 6150-00-129-8586
NSN 6685-00-763-8083
NSN 5920-00-164-1147
NSN 6610-01-365-1896
NSN 5855-01-520-5873