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 5910-01-078-6660
NSN 6110-01-286-1347
NSN 6145-01-246-7506
NSN 5945-00-826-7739
NSN 5915-01-633-9845
NSN 6110-00-139-0750
NSN 6685-01-161-9094
NSN 5960-01-023-8037
NSN 5950-01-338-9301
NSN 5999-00-862-5157
NSN 6135-01-555-4283
NSN 6135-00-016-0071