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 6130-00-293-4714
NSN 5999-00-206-0444
NSN 6105-00-126-9770
NSN 5920-00-710-2781
NSN 5935-01-067-8627
NSN 5950-00-177-7230
NSN 5910-01-384-3808
NSN 5930-00-985-0247
NSN 6610-01-352-5500
NSN 6145-00-880-5583
NSN 6135-01-351-1131
NSN 5965-01-111-6031