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 6610-01-514-0408
NSN 5930-01-333-2638
NSN 7035-01-465-9156
NSN 5999-01-443-9295
NSN 5965-00-693-8829
NSN 6650-00-554-4568
NSN 5945-00-875-8886
NSN 5990-00-170-9553
NSN 5975-00-397-9533
NSN 5910-00-997-9510
NSN 5975-00-435-5185
NSN 5835-01-132-5894