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 5910-00-250-9390
NSN 5960-01-448-3497
NSN 5905-01-647-6342
NSN 4140-01-459-3136
NSN 5960-00-263-0106
NSN 5945-00-342-9593
NSN 5855-01-010-4921
NSN 5990-00-702-2873
NSN 6240-00-464-1874
NSN 6610-00-349-5118
NSN 5925-00-400-4938
NSN 5895-01-013-0826