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 5835-01-113-4604
NSN 5930-00-369-1645
NSN 2925-01-244-3016
NSN 6620-00-106-9658
NSN 6650-01-545-5672
NSN 5945-01-265-3985
NSN 4140-01-028-9602
NSN 6145-00-420-8066
NSN 5965-01-568-2681
NSN 5945-00-829-7465
NSN 6135-00-182-7008
NSN 6610-01-338-6272