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 5950-01-254-2155
NSN 6645-01-190-4297
NSN 5950-01-311-6377
NSN 5985-01-037-7846
NSN 6130-00-197-9371
NSN 6320-01-056-1164
NSN 6685-01-315-1860
NSN 6685-01-428-7618
NSN 5905-01-300-2072
NSN 4140-01-571-1584
NSN 5905-00-372-5214
NSN 5835-01-169-5330