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 7035-00-408-8170
NSN 5915-01-179-8587
NSN 5965-01-578-7378
NSN 6685-01-172-3213
NSN 5960-01-406-4136
NSN 5920-00-713-4242
NSN 6320-01-150-5378
NSN 5835-01-126-9358
NSN 5950-01-564-7699
NSN 2925-01-254-8925
NSN 6645-00-780-5260
NSN 6145-01-571-2565