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 5998-01-394-6111
NSN 6610-00-134-5625
NSN 5920-01-599-4432
NSN 5855-00-631-4565
NSN 6150-01-185-9275
NSN 6135-01-351-2690
NSN 6610-01-278-2446
NSN 5990-01-392-5682
NSN 7035-01-519-8227
NSN 7035-01-227-2546
NSN 6145-01-544-5786
NSN 6685-01-526-1709