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 6620-00-580-3499
NSN 5998-01-093-9483
NSN 5855-00-885-8452
NSN 6220-00-857-2958
NSN 6110-01-262-3377
NSN 5895-01-498-4623
NSN 5965-01-629-4663
NSN 5855-01-374-4118
NSN 6110-00-378-8458
NSN 5925-01-459-7882
NSN 6610-00-433-8700
NSN 6685-00-057-1742