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hum |
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hum Electronics an undesired low-frequency noise in the output of an amplifier or receiver, esp one caused by the power supply hum [həm] (electricity) A sound produced by an iron core of a transformer due to loose laminations or magnetostrictive effects; the frequency of the sound is twice the power line frequency. (electronics) An electrical disturbance occurring at the power supply frequency or its harmonics, usually 60 or 120 hertz in the United States. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| He was on the brudge wuth me, an' I told hum tull take a look tull the wedges o' number one hatch. The Dragon-made a face, and growled again three times, 'Hum, hum, hum,' and said to the third, 'Do you know what your wineglass shall be? The wood is alive with them, and full of confused noises: the occasional rattle of wheels as a battery of artillery goes into position to cover the advance; the hum and murmur of the soldiers talking; a sound of innumerable feet in the dry leaves that strew the interspaces among the trees; hoarse commands of officers. |
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