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 5915-00-372-2402
NSN 6610-01-125-9899
NSN 5965-01-373-6457
NSN 6145-01-551-4542
NSN 5975-01-024-8486
NSN 5990-00-729-9787
NSN 6130-01-266-7579
NSN 5895-01-164-9599
NSN 6650-01-332-3799
NSN 6620-00-998-6191
NSN 6105-01-521-3937
NSN 5905-01-440-7634