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 6685-00-587-0866
NSN 5915-00-615-9537
NSN 6105-01-166-3435
NSN 5996-01-281-2396
NSN 5835-00-901-4932
NSN 6220-01-519-2892
NSN 6150-01-227-2067
NSN 6610-01-602-8716
NSN 6135-01-141-4916
NSN 5855-01-570-3195
NSN 5998-01-241-3530
NSN 5945-00-530-8417