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 6240-01-407-0596
NSN 5855-00-004-0904
NSN 5925-00-620-9023
NSN 5960-00-005-7132
NSN 6130-01-136-3251
NSN 6105-01-659-6801
NSN 6685-00-273-7017
NSN 5895-00-153-2595
NSN 6135-01-168-2944
NSN 5960-00-790-0509
NSN 6220-01-649-9658
NSN 5910-01-378-7026