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 5965-00-772-0545
NSN 6645-01-179-0243
NSN 5996-01-201-4035
NSN 5935-01-656-9705
NSN 6130-01-133-0848
NSN 6150-00-422-6862
NSN 6135-01-305-6958
NSN 6145-00-622-4634
NSN 5990-01-181-4143
NSN 5910-01-349-7189
NSN 5835-01-273-3916
NSN 6110-01-310-7186