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 6135-01-629-0198
NSN 2925-01-184-9604
NSN 6650-01-144-8436
NSN 6610-01-555-8791
NSN 5895-01-158-4319
NSN 5945-01-408-4552
NSN 5998-00-819-5808
NSN 5996-01-344-6470
NSN 5855-00-100-9003
NSN 6685-01-249-5062
NSN 6620-01-034-7636
NSN 6135-00-603-4859