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 5975-01-167-8598
NSN 5985-01-484-7867
NSN 6135-01-226-4071
NSN 5915-01-037-1837
NSN 5930-00-824-2144
NSN 6320-00-857-4073
NSN 6685-01-379-4453
NSN 6320-00-336-9123
NSN 5895-01-351-3203
NSN 6650-01-260-7427
NSN 5998-01-464-8092
NSN 5855-01-100-3272