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 6610-01-370-3886
NSN 5895-01-611-7506
NSN 5930-00-291-5400
NSN 5915-00-725-3370
NSN 6150-00-233-6356
NSN 6240-01-114-8099
NSN 5910-01-254-0978
NSN 5855-00-922-6459
NSN 5835-01-090-0784
NSN 6150-00-952-1993
NSN 6620-01-534-5588
NSN 7035-01-506-2143