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 7035-01-265-2301
NSN 6610-01-095-5037
NSN 5895-01-088-4914
NSN 6620-01-544-4857
NSN 7035-01-260-0804
NSN 6240-00-993-6820
NSN 5990-00-197-0159
NSN 5960-01-157-4509
NSN 5950-00-596-8102
NSN 5996-00-369-5299
NSN 5835-00-034-4976
NSN 5945-01-491-4528