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 6240-01-432-7926
NSN 5935-00-197-9463
NSN 5925-01-217-1644
NSN 5895-00-276-7916
NSN 5975-00-313-2294
NSN 6110-00-858-6770
NSN 5910-00-677-5348
NSN 6685-00-383-6712
NSN 5960-01-522-0391
NSN 5999-00-322-4160
NSN 6220-01-227-4152
NSN 6135-01-659-7653