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hertz
(redirected from Millihertz)

    Also found in: Medical, Wikipedia 0.09 sec.
hertz (hûrts) [for Heinrich R. Hertz Hertz, Heinrich Rudolf (Ger. hīn`rĭkh r
..... Click the link for more information. ], abbr. Hz, unit of frequency, equal to 1 cycle per second. The term is combined with metric prefixes to denote multiple units such as the kilohertz (1,000 Hz), megahertz (1,000,000 Hz), and gigahertz (1,000,000,000 Hz).

The frequency of electrical vibrations (cycles) per second. Abbreviated "Hz," one Hz is equal to one cycle per second. In 1883, Heinrich Hertz detected electromagnetic waves. See MHz.
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The local power line frequency drifts on the order of milliHertz per minute.
Details of the 1998 watt balance experiment determining the Planck ... by Williams, Edwin / Journal of Research of the National Institute of Standards and Technology
The PDG-25 Series can be triggered internally from 100 millihertz to 1MHz within 1% accuracy and up to 3MHz.
IXYS' Subsidiary, Directed Energy, Inc., Introduces the PDG-2515/2520 ... by Business Wire
nbsp;occur at frequencies between 2 and 7 millihertz, or once every few minutes, says Barbara A.
Humming along: ocean waves may cause global seismic noise by Perkins, S. / Science News
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