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 5965-00-113-5187
NSN 5990-01-089-9694
NSN 5975-01-561-6034
NSN 5950-01-344-5784
NSN 6110-01-385-4820
NSN 4140-00-898-7045
NSN 5895-01-414-7652
NSN 6685-00-741-3035
NSN 2925-01-019-8735
NSN 6610-01-511-0982
NSN 2925-01-397-8028
NSN 6320-00-845-3261