Essay AnnualErich Albert Walter Scott, Foresman and Company, 1940 Vol. for 1933 includes "A bibliography of outstanding American essays published in American periodicals," pp. 367-372. |
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Halaman 148
... wave bands in the long waves so that no one station can reproduce the full , natural range of sound . It is possible to widen an AM station's operating band , or move it down into the ultrashort waves , where very high frequencies ...
... wave bands in the long waves so that no one station can reproduce the full , natural range of sound . It is possible to widen an AM station's operating band , or move it down into the ultrashort waves , where very high frequencies ...
Halaman 151
... wave have only begun to penetrate the radio world . The tide of radio development has been shifting steadily toward the wide open spaces of the ultrashort waves . Space in the long - wave band of present radio operation is not only ...
... wave have only begun to penetrate the radio world . The tide of radio development has been shifting steadily toward the wide open spaces of the ultrashort waves . Space in the long - wave band of present radio operation is not only ...
Halaman 157
... wave lengths with grudging parsimony , was Armstrong's request for a wave length five times the width of an ordinary station in the ultrashort waves . The FCC was unable to see that if FM stations could be duplicated on the same wave ...
... wave lengths with grudging parsimony , was Armstrong's request for a wave length five times the width of an ordinary station in the ultrashort waves . The FCC was unable to see that if FM stations could be duplicated on the same wave ...
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The Critical World | 1 |
Peattie Donald Culross What Life MeansAn Answer | 6 |
Beard Charles | 14 |
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