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 5895-01-130-0907
NSN 5915-01-384-6207
NSN 5960-01-593-4760
NSN 5855-00-051-2792
NSN 5835-01-076-4091
NSN 2925-01-327-3069
NSN 5990-01-243-4233
NSN 5960-01-225-1610
NSN 6620-01-359-9363
NSN 5835-00-213-9811
NSN 5985-01-504-9264
NSN 5855-00-631-4565