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 2925-01-299-6967
NSN 2925-01-443-1748
NSN 6105-01-014-3651
NSN 5945-00-839-9077
NSN 5965-01-045-0247
NSN 6620-01-537-0902
NSN 5985-01-349-2878
NSN 5855-00-167-7893
NSN 6105-01-417-2174
NSN 5985-01-351-7191
NSN 5925-01-434-6212
NSN 6145-01-222-0907