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 5960-01-564-5044
NSN 5965-00-412-4402
NSN 5895-01-267-5250
NSN 6220-00-199-3453
NSN 5920-01-445-6970
NSN 5945-00-150-3034
NSN 5915-01-517-0374
NSN 5930-01-038-6702
NSN 5915-01-366-4604
NSN 6135-00-299-6918
NSN 5930-01-456-8512
NSN 5920-01-422-8867