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 5960-01-057-2825
NSN 5998-00-448-9114
NSN 5910-01-546-8370
NSN 6145-00-435-9296
NSN 6110-01-372-3392
NSN 2925-01-205-4584
NSN 6135-01-303-0295
NSN 5996-00-874-3047
NSN 6320-01-609-9763
NSN 5910-00-100-8150
NSN 5855-01-444-1233
NSN 5985-00-485-4924