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 5975-01-059-2705
NSN 5965-01-492-4728
NSN 5905-01-051-4321
NSN 5945-01-496-0207
NSN 6150-01-097-3740
NSN 6110-01-090-0804
NSN 6110-00-009-9334
NSN 6240-01-333-1996
NSN 5920-01-556-4823
NSN 5998-01-577-0035
NSN 5945-00-965-9135
NSN 6610-00-012-8072