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 5975-00-665-3644
NSN 5975-00-288-5877
NSN 6650-01-145-5173
NSN 5945-00-321-6910
NSN 6685-01-542-8635
NSN 4140-00-751-1694
NSN 6105-01-155-4041
NSN 6685-01-103-8455
NSN 6220-01-451-1577
NSN 6650-00-242-7961
NSN 5835-01-270-7899
NSN 6135-00-812-9039