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 5910-00-420-3429
NSN 5915-00-974-3646
NSN 5835-00-244-4956
NSN 5905-01-304-0342
NSN 7035-01-087-7727
NSN 5998-00-832-7937
NSN 5996-00-537-5669
NSN 5935-00-386-5802
NSN 6320-00-336-9123
NSN 5945-00-617-5030
NSN 6620-01-458-8074
NSN 6620-01-456-0529