单词 | local circuit |
释义 | > as lemmaslocal circuit local circuit n. an auxiliary circuit distinct from the main communication circuit of a telegraph or telephone but connected to it (typically by means of a relay). ΚΠ 1848 S. F. B. Morse in U.S. Reissue Patent 118 1/2 The arrangement of circuits or conductors consisting of the main circuit and local circuit or circuits connecting the machinery of both termini. 1928 A. E. Stone Text Bk. Telegr. xiii. 192 If during this period the tongue of the relay ‘kicks’, the local circuit is momentarily broken. 2009 R. Stachurski Longitude by Wire vi. 86 In the original Morse design this local circuit controlled a register, a recording device that used a steel stylus to mark a paper strip driven by a clockwork mechanism. < as lemmas |
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