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 5895-00-707-6663
NSN 5895-00-518-1593
NSN 5996-00-351-2369
NSN 5950-00-491-4840
NSN 6105-01-222-5262
NSN 5835-01-104-5707
NSN 6685-01-563-9408
NSN 6145-00-578-7522
NSN 6240-01-598-4478
NSN 6645-00-695-2343
NSN 5996-01-029-4497
NSN 5930-01-200-1381