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 6645-00-684-3424
NSN 4140-00-727-3731
NSN 5930-01-248-0806
NSN 6105-01-569-0750
NSN 5985-00-768-4368
NSN 5945-01-025-1163
NSN 5915-00-461-8838
NSN 5960-01-512-0233
NSN 6145-01-216-2929
NSN 5960-01-365-5729
NSN 6240-01-107-6413
NSN 6685-00-528-5175