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 5905-01-202-8184
NSN 5935-00-933-6185
NSN 6620-01-386-5914
NSN 5905-00-233-3096
NSN 5990-01-446-9118
NSN 2925-01-510-9378
NSN 5925-01-570-3236
NSN 6135-01-201-5858
NSN 5855-01-470-3410
NSN 5945-01-653-5166
NSN 5999-01-594-5709
NSN 6610-01-645-4688