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 5945-01-576-8492
NSN 5915-01-048-8791
NSN 5895-01-229-7431
NSN 5950-01-035-9583
NSN 5998-00-801-4649
NSN 5998-00-760-2143
NSN 5996-01-183-9053
NSN 5910-01-237-5752
NSN 5930-00-209-6956
NSN 5905-01-643-5018
NSN 5905-01-232-8623
NSN 6240-01-333-1996