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 5855-01-224-7975
NSN 2925-00-675-4728
NSN 5910-01-137-6342
NSN 6130-01-087-0514
NSN 6145-01-426-6657
NSN 6130-00-060-0570
NSN 6110-00-688-5043
NSN 5910-00-125-2426
NSN 5905-01-328-2032
NSN 5990-01-395-4194
NSN 6105-01-089-6768
NSN 6610-00-118-2436