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 6220-00-480-4906
NSN 5945-00-028-2485
NSN 6105-01-346-2794
NSN 6150-01-606-8375
NSN 5998-00-436-7932
NSN 6135-01-199-1185
NSN 5905-00-899-8678
NSN 5905-01-448-7095
NSN 5965-00-529-0602
NSN 5855-00-466-2309
NSN 6110-01-046-4244
NSN 5920-00-701-1200