单词 | superhet |
释义 | superhetn.adj. Radio. A. n. = superheterodyne n. ΘΚΠ 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 1924 Piqua (Ohio) Daily Call 24 May 3/2 The super-het will pick up noises that will not affect the ordinary instrument. 1927 Observer 6 Mar. 25 This receiver rivals the ‘superhet.’ in the number of distant stations it will bring in. 1948 Pop. Sci. Apr. 223/1 A superhet has a baby transmitter of its own, consisting of an oscillator coil and a mixer tube. 1989 I. D. Poole Introd. Amateur Radio v. 81 Essentially the superhet operates by having a variable frequency local oscillator. 2010 J. Lashley Radio Sky vii. 103 There are simpler designs, but the superhet, as it is often known, is by far the best for our purposes. B. adj. = superheterodyne adj. ΘΚΠ society > communication > telecommunication > radio communications > [adjective] > method of receiving or detecting signal heterodyne1908 autodyne1918 autoheterodyne1919 superheterodyne1920 neutrodyning1924 superhet1926 homodyne1928 frequency shift1944 1926 Glasgow Herald 12 Jan. 10 The real heart of a superhet set is the first detector. 1937 Discovery Oct. 317/1 The receiver itself is a 23-valve superhet model with a direct vision television picture. 1976 CB Mag. June 1/2 (advt.) This handsomely styled 23-channel solid-state CB two-way radio features a..dual-conversion superhet receiver with RF stage. 2002 Best of Brit. Nov. 46/3 The Aerodyne was a TRF type (Tuned Radio Frequency), an anachronistic design by that time when almost all sets used the much superior superhet circuit. This entry has been updated (OED Third Edition, June 2012; most recently modified version published online March 2022). < n.adj.1924 |
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