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 6220-00-782-2058
NSN 5985-00-400-5946
NSN 6145-01-573-7233
NSN 6610-01-108-7780
NSN 5855-00-100-9003
NSN 6220-00-044-5917
NSN 5999-00-081-9413
NSN 5965-00-529-0602
NSN 6145-00-501-5066
NSN 5925-01-137-3752
NSN 5915-01-265-3960
NSN 5925-00-912-2774