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 6320-00-593-0379
NSN 5925-00-081-9135
NSN 5835-00-387-4759
NSN 2925-00-233-5644
NSN 6150-01-480-2466
NSN 5950-01-408-5178
NSN 5998-01-266-7696
NSN 6620-00-248-6950
NSN 5998-01-213-9414
NSN 5895-01-625-1584
NSN 5950-00-756-4382
NSN 4140-01-136-5530