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 5855-01-486-7538
NSN 6150-01-196-0179
NSN 5935-00-642-5798
NSN 5965-01-525-2635
NSN 2925-01-281-6403
NSN 5935-01-069-5068
NSN 5935-00-258-4199
NSN 6220-01-134-1005
NSN 5920-01-545-7798
NSN 5945-01-136-3310
NSN 5990-01-411-5930
NSN 5835-00-074-3700