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 6610-01-517-6425
NSN 6110-01-654-2172
NSN 5905-01-453-5841
NSN 6150-01-118-1944
NSN 5950-01-659-0973
NSN 6620-01-207-0667
NSN 2925-00-455-2367
NSN 5960-00-915-6269
NSN 6240-00-299-9819
NSN 5915-01-442-4245
NSN 6685-01-491-9261
NSN 6610-01-476-9945