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 6135-00-269-5843
NSN 6220-01-045-9091
NSN 5945-01-011-3328
NSN 5965-01-354-9834
NSN 5855-01-027-1571
NSN 6240-01-532-4211
NSN 5998-01-421-2186
NSN 6150-01-110-0129
NSN 5905-00-623-4032
NSN 5930-00-221-5070
NSN 6650-01-583-8302
NSN 5975-00-373-5066