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 6110-00-352-0605
NSN 5975-00-565-5851
NSN 5960-01-367-6153
NSN 5998-01-008-6171
NSN 6645-01-406-6077
NSN 5975-00-909-2054
NSN 6620-01-581-8283
NSN 6105-01-258-4110
NSN 5965-01-505-3716
NSN 5905-00-935-6954
NSN 5990-01-293-4817
NSN 5960-00-393-2505