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 5855-00-327-2112
NSN 6150-01-015-8943
NSN 5999-00-791-3208
NSN 5910-00-847-4062
NSN 5950-01-365-0260
NSN 5905-00-240-2762
NSN 6240-01-528-1585
NSN 5835-00-888-9422
NSN 7035-00-803-3056
NSN 5920-01-169-1545
NSN 5835-01-102-9660
NSN 5996-01-414-8364