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 5835-00-147-5062
NSN 5915-01-087-8923
NSN 6220-01-500-8120
NSN 7035-01-017-8994
NSN 5950-01-335-3041
NSN 6145-00-125-5297
NSN 5965-00-929-9415
NSN 5965-00-228-8336
NSN 6110-01-318-2640
NSN 6620-01-189-8153
NSN 6650-01-390-6989
NSN 5960-01-454-6657