| 单词 | aerial wire |
| 释义 | > as lemmasaerial wire 5. Relating to or designating a wire, metal rod, or other structure supported in the air for the transmission or reception of airborne radio waves; esp. in aerial wire. See aerial n. 3. Now disused.From the early 20th cent., examples of aerial in this context can be interpreted as attributive uses of the noun, the explicit reference to a wire elevated in the air having been gradually obscured as the object itself became common. ΘΚΠ society > communication > telecommunication > radio communications > radio equipment > [noun] > aerial radiator1897 aerial wire1899 aerial1902 antenna1902 loop antenna1906 loop aerial1913 twin aerial1913 frame aerial1916 loop1922 beam aerial1926 cage aerial1926 Adcock1928 dipole1929 V antenna1932 beam antenna1935 rig1935 horn1936 whip1940 whip aerial1941 whip antenna1943 polyrod1945 unipole1945 slot aerial1946 slot antenna1946 dish1948 quad1951 V aerial1961 dish aerial1962 rectenna1964 omni-antenna1966 monopole1974 the world > matter > physics > electromagnetic radiation > electronics > electronic devices or components > [noun] > device receiving signal > antenna for radio waves aerial wire1899 aerial1902 antenna1902 sectoral horn1939 rhombic1940 1899 G. Marconi in Jrnl. Inst. Electr. Engineers 28 274 A vertical conductor W, which I will call the aërial conductor [It. che chiamerò aereo]. 1899 G. Marconi in Jrnl. Inst. Electr. Engineers 28 289 The aërial wire comes through the framework of a skylight. 1906 A. F. Collins Man. Wireless Telegr. 208 Aerial, a word much used instead of the longer term aerial wire. 1906 A. F. Collins Man. Wireless Telegr. 208 Aerial switch, a switch used to throw the aerial wire into connection with the spark-gap and out of connection with the detector, and vice versa. 1924 H. N. Stillman & E. Hausmann Swoope's Lessons Pract. Electr. (ed. 16) xxxi. 588 A general rule for the lengths of aerial wires..is to make them approximately 2/ 9 of the wavelength for transmitting stations. 1930 Times 25 Mar. 11/3 There appears to be no reason for supposing that an effective aerial array would need masts over 180 ft. in height. < as lemmas |
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