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 6150-01-319-9799
NSN 5905-01-318-5123
NSN 5965-01-328-7979
NSN 6685-01-492-1025
NSN 5915-00-233-5449
NSN 5998-01-035-5992
NSN 6150-00-123-2166
NSN 5950-00-622-3324
NSN 5999-01-384-2792
NSN 6240-01-025-5847
NSN 7035-01-534-4459
NSN 5910-01-476-7753