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 6135-01-492-5717
NSN 5910-01-305-6179
NSN 5996-00-904-9820
NSN 5855-00-149-0766
NSN 5965-00-728-6734
NSN 5855-01-521-0681
NSN 5855-00-149-0766
NSN 4140-01-113-3153
NSN 5915-01-248-8581
NSN 6685-01-215-7629
NSN 5855-01-425-1330
NSN 6150-01-510-9111