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 6145-01-247-7634
NSN 6150-01-280-3542
NSN 5910-00-254-1220
NSN 5998-01-633-5311
NSN 5895-01-094-3581
NSN 5930-00-194-9139
NSN 5930-00-733-0050
NSN 6320-01-642-2615
NSN 5905-00-015-0135
NSN 5895-00-678-6598
NSN 5925-00-171-0307
NSN 6240-01-456-5413