| 单词 | crystal radio |
| 释义 | > as lemmascrystal radio crystal radio n. (also more fully crystal radio set, crystal radio receiver) = crystal set n. ΘΚΠ society > communication > broadcasting > radio broadcasting > [noun] > radio set portable1900 wireless set1907 wireless1909 crystal receiver1910 radio1912 radio set1912 box1916 crystal set1921 crystal radio1922 receiver1930 car radio1931 clock radio1946 transistor set1953 transistor radio1956 steam radio1957 transistor1961 tranny1969 Casseiver1976 society > communication > telecommunication > radio communications > radio equipment > [noun] > radio set > receiver > types of crystal receiver1910 heterodyne1915 self-heterodyne1915 crystal set1921 crystal radio1922 superheterodyne1922 superhet1924 battery-receiver1928 battery-set1930 mobile unit1961 1922 O. H. Caldwell & S. A. Dennis How to retail Radio xii. 152 When a man sells a crystal radio set to a customer who lives 300 miles from a broadcasting station he is placing in the hands of a new user a device that may..pick up a little sound once in a while. 1922 Oakland (Calif.) Tribune 23 July (Advertising section) 1/6 (advt.) Operators of the crystal radio who wish to learn something to their advantage write to Box 42, San Leandro. 1925 Pop. Sci. Monthly Nov. 58/1 Building a simple crystal radio receiver is a mighty good way to get started in radio. 1988 H. Doerr in M. Atwood Best Amer. Short Stories 1989 (1989) 124 James..sat in headphones by the hour in front of a crystal radio set. 2008 R. Lawrence Early Years of Les Paul Legacy 4/2 Les was really intrigued after hearing a guitar on his new crystal radio. < as lemmas |
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