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harmonic selective ringing |
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harmonic selective ringing [här′män·ik si¦lek·tiv ′riŋ·iŋ]
(communications) Selective ringing which employs currents of several frequencies and ringers, each tuned mechanically or electrically to the frequency of one of the ringing currents, so that only the desired ringer responds. Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
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