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 5920-01-519-2712
NSN 6240-01-357-5904
NSN 5950-01-500-2223
NSN 5998-01-619-3708
NSN 5895-00-943-3552
NSN 6685-00-433-7476
NSN 5935-01-492-6607
NSN 6685-01-398-5906
NSN 5985-01-456-7488
NSN 5925-01-534-4866
NSN 5965-01-408-9551
NSN 6110-01-444-2899