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 5960-00-835-2575
NSN 5945-01-150-6501
NSN 5985-00-928-5764
NSN 5975-00-621-9604
NSN 6150-00-451-1882
NSN 5905-00-456-0662
NSN 5920-01-009-7719
NSN 6645-00-312-6866
NSN 5925-01-418-6345
NSN 6145-01-574-9552
NSN 5915-01-555-8852
NSN 5920-00-258-2467