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 6105-01-488-4917
NSN 5910-00-103-4078
NSN 5925-00-394-6894
NSN 6320-01-369-5014
NSN 5990-01-251-7313
NSN 6240-01-520-6925
NSN 5990-00-125-5036
NSN 6145-00-278-0697
NSN 5915-01-110-3703
NSN 5930-01-411-6053
NSN 5990-01-386-5561
NSN 5920-01-478-2668