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 5925-00-353-0612
NSN 6110-00-260-0130
NSN 6220-00-272-7497
NSN 5950-00-648-7193
NSN 6145-01-593-1225
NSN 6135-00-432-8779
NSN 6620-01-231-4208
NSN 5910-01-576-8402
NSN 5925-00-490-0275
NSN 6150-00-231-3689
NSN 6145-01-469-5821
NSN 5950-00-975-2543