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 5835-01-656-2940
NSN 5930-00-473-2569
NSN 6685-01-076-4703
NSN 5910-00-904-7782
NSN 5855-01-318-7663
NSN 5930-01-435-6542
NSN 6685-01-442-8036
NSN 6105-01-440-7578
NSN 5975-00-861-6720
NSN 5985-01-163-4393
NSN 6240-00-984-4518
NSN 5950-00-883-8958