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 5950-01-399-6517
NSN 2925-01-501-1104
NSN 6320-01-422-1212
NSN 6150-00-136-4677
NSN 5985-01-078-1062
NSN 5915-01-480-5476
NSN 5895-00-849-0672
NSN 6620-00-970-2363
NSN 6620-01-557-1941
NSN 6105-01-567-8688
NSN 6320-01-265-0665
NSN 6240-00-902-0936