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  2. Advertising

    {No abstract available}

    Advertising : 881 words
  3. Advertising

    {No abstract available}

    Advertising : 751 words
  4. OUR WIRELESS CIRCLE

    THE Maid of the Mountains, the musical play in three acts, by Harold Fraser-Simson, who was responsible for the music, and Frederick ... [ILLUSTRATED]

    Article : 781 words
  5. THE MODERN A.C. TWO

    NEARLY every week sees a new radio feature introduced, and, as all receiver designs are built around the valve, most of our recent changes have been ... [ILLUSTRATED]

    Article : 819 words
  6. To-day's Broadcasting

    {No abstract available}

    Detailed lists, results, guides : 262 words
  7. Radioqueries

    Three Score and Twelve (Hawthorne-road) asks:—(1) In winding a coil, is it the length of wire or number of turns that does the trick? (2) Is space winding better than ordinary close ...

    Article : 883 words
  8. INFRA-RED RAYS

    The photo-sensitive cell or "electric eye" is finding almost as many ingenious applications as the thermionic valve. ...

    Article : 152 words
  9. BI-GRID VALVE

    The bi-grid valve, as used in some super-heterodyne receivers is a valve with possibilities. It has two grids and a plate. One ...

    Article : 196 words
  10. RADIO IN JAPAN

    The total number of receiving sets in operation in Japan at the end of April was 1,103,548, according to an official report. In that month alone 58,951 ...

    Article : 119 words
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