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 6135-00-900-2139
NSN 5999-00-244-6912
NSN 5925-01-401-5314
NSN 4140-01-598-5101
NSN 6110-01-631-4165
NSN 5990-01-443-2931
NSN 5935-00-772-5712
NSN 5835-00-907-4390
NSN 2925-01-501-1104
NSN 6110-01-376-4872
NSN 5975-01-521-4376
NSN 4140-01-340-9641