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 2925-01-532-8445
NSN 5998-00-186-0946
NSN 6320-00-583-3105
NSN 5920-01-444-1700
NSN 6240-00-975-0868
NSN 6610-00-561-9381
NSN 6320-00-089-9426
NSN 5915-01-368-1168
NSN 6145-00-859-2522
NSN 5990-00-836-7962
NSN 5930-01-363-8396
NSN 6150-01-529-6368