THE MARCH 1937 11 EX The All -wave DX Log of the World The Story of Television The Mystery DX Contest Complete Station -Identifying Shortwave List No. 107 The "Perfect" Phone Adapter The device which makes it easy to attach head- phones to any radio set. Anyone can install it, without tools, in no time at all. It cannot harm the receiver and the operation of the set is not affected in any way. IDEAL FOR THE HARD -OF-HEARING Those who are very hard of hearing can enjoy radio reception by using our new HOH Model Phone Adapter. It gives sufficient volume on the headphones without it being necessary to increase the volume of the receiver above normal. THE VERY BEST HEADPHONES For use with the Perfect Phone Adapter, we rec- ommend the Trimm Featherweight Headphones. They weigh only 4 ounces and can be worn for hours, without fatigue. Very sensitive, designed for use by commercial operators, they get the weak signals which other, less sensitive 'phones fail to register. We pay the postage on all orders. If you live in Ohio add 3% for Sales Tax The HOH Model Perfect Phone Adapter with Trimm Featherweight Headphones .. $12.00 The HOH Model Perfect Phone Adapter with a good pair of Trimm Headphones.... $6.70 In ordering be sure to give The Radex Press make and model of receiver and a list of the tubes used. Conneaut. Maio We ! v V T % uf 23 tube SC l WORLD SUPREMACY E. H. SCOTT SDORY after story-page after page the fascinating adventures SCOTT SCOTT receivers are not sold - of unique and exciting expe- owners unfold in this mountain of through dealers but direct from riences-written by SCOTT owners- EVIDENCE-conclusively establsh- SCOTT Laboratories where makes this 24-page Brochure unques- ing the world supremacy of the SCOTT. each is custom-built to order. tionably the most fascinating book of Every tone-every silvery harmonic Only in this manner can any its kind ever written:-It tells of a of the flute-every thundering thrill radio guarantee its owner the side by side performance comparison of organ bass-you hear them al! in world -supreme performance test of the SCOTT and other radio their inspiring and exquisite truth of for which SCOTT receivers receivers in a large, interference - are famous. In New York and tone on a SCOTT. Los Angeles I have direct crowded New York apartment build- Clear, dependable, foreign recept.on, branch Studios as well as a ing! Of unprecedented reception pierc- with ample volume, from practically Studio at the Laboratories in ing a network of static in the iron -ore every country on the face of the earth! Chicago; all are owned and hills of Washington State! Every radio enthusiast will want operated by me. If you live How the SCOTT "CAME THRU" this brochure, for it's the first of its near any of the studios call, in the moisture -soaked, stifling heat of kind. Your sending for it obligates you and see and hear an actual liv- the Panama Canal Zone. What the ing room demonstration of the in no way. Your copy will be mailed SCOTT. Your order placed at celebrated Jean Marie Robinault dis- to you FREE at once upon receipt any of the studios will receive covered whenexploringwi th the SCOTT of the coupon below. Fill it out and the same immediate attention in the blizzard -swept Swiss Alps. mail it now! as though you had mailed it to Read about the experiences of New MAKE A SIDE BY SIDE Chicago. Studio addresses are Englanders tuning in far away Japan COMPARISON TEST below. -of Californians dancing to European Cultural interests have in many ways "awing." Here's an amazing book you long since burst land and sea bound- ought to have-filled with sensational aries. Thousands have searched for experiences of SCOTT owners them- years without real success for a radio complete information on the Cus- selves, from Florida to Washington, that would bring in the endless pro- tom Built SCOTT Radio itself, or from California to Mainel cession of world music and news free want a "living room" demonstra- There's a story of reception of U. from distortion of tone. tion in our New York, Los Angeles orChicago Salon, simply place a S. A. Stations from H. L. Davis writ- In the new 23 -Tube Full Range check mark in the space provided ten from the battleship U.S.S. Okla- High Fidelity SCOTT you will find, for this purpose on the coupon. homa, tied up in the Portsmouth, Eng- for the first time, a glorious land navy yard! Oboe player James and perfect musical instru- Get "Evidente". Mail Coupon NOW B. Spear put SCOTT high fidelity tone finally "acid" ment that satisfies E. H. Scott Radio Laboratories,Inc. to an test-read how he did itl that deep and lasting pride 4424 Ravenswood Ave., Dept. 1507, Learn what the exclusive SCOTT of ownership that comes Chicago, Ill. Volume Range Expander did not only only from the knowledge Send me: for Radio Programs but to old phono- that you have the best. Free book"EVIDENCE Establishing graph records! If, in addition to the book World Supremacyof 23 -Tube SCOTT." This is but a fragmentary sketch of "EVIDENCE" you want El Complete facts and prices on the SCOTT. Details of"living room"demonstration. E. H. SCOTT RADIO LABORATORIES, INC. Name 4424 Ravenswood Avenue, Dept. 15C7, Chicago, Illinois 630 Fifth Avenue, 115 N. Robertson Blvd., Address New York, N. Y. Los Angeles, Cal. Builders of the World's Finest Custom -Built Radios Since 1924 Cay ..................State ......... MARCH 1, 1937 RA 11 É Reg. II. S. Patent Office ELIZABETH S. BUTLER Publisher PAGE TAYLOR Editor ASSOCIATE EDITORS B. FRANCIS DASHIELL, Technical CARLETON LORD, Broadcast THIRTEENTH YEAR NUMBER 107 CONTENTS Cover Girl-Joan Blaine, in A Tale of Today Page Let's Get Ready for Television, by B. F. Dashiell 3 The RADEX Mystery Contest 8 Do You Remember? by James Hall 11 The RADEX Puzzle Corner 12 With the Station Hunters, by Carleton Lord 13 Listeners Wanted 19 Unusual Service Problems, by the Technical Editor 20 Hints for Shortwave Fans, Part II 27 Tuning the Amateurs, by Bernard Ahman, Jr. 30 Leaves from a DXer's Scrapbook, by Count de Veries 32 The Shortwave Listeners Report 35 Ten Meters for DX 42 The Month's Changes 48 $1.75 Per Year 25c Per Copy See Subscription Blank on Page 96 Published Monthly Excepting July and August THE RADEX PRESS Publication Office: - 326 Penton Bldg., Cleveland, Ohio Editorial and Advertising Office: - - Conneaut, Ohio Entered as second-class matter April 23, 1931, at the postoffice at Cleveland, Ohio, under the Act of March 3, 1879. Printed in U. S. A. 2 Let's Get Ready For TELEVISION By B. FRANCIS DASHIELL CONTRARY to popular opin'on itself. Like "telephone" and "tele- there is little that is entirely graph," it bears the Greek prefix new to the art of television. "tele." This means, in effect, "far Many of its basic principles have off" or "distant." To us, the re- been known for a long time. Some mainder of the words is obvious. of these things, were accidentally "Vision" means to "see"; "phone" discovered far in the past century. signifying "sound"; and "graph" However, television, like radio, could meaning "write."' Thus, we _ee not be developed until some means from afar," have "sound at a dis- of amplifying very weak electric tance," and "write far away." currents had been found. Then Television must not always be as- carne our modern radio and cath- sociated with radio. The loose con- ode tubes. Now these ideas have ception of the word may cover been assembled, and television will transmission of "still" pictures by become the great achievement of wire. Certainly most of us are 1937 and the years to come. familiar with "Wirephotos" that ap- So let's be ready for television pear in the daily papers. "Still" when it arrives fully grown. We pictures, such as photographs, all know that the world's greatest drawings and letters, are transmit- scientists have been working stead- ted in facsimile. Even newspapers ily on the problem. Success is at are copied over long telegraph lines. hand, and sight broadcasting is On the other hand, actual living about to be added to sound recep- scenes or motion pictures may be tion. As this will revolutionize the cent to distant points by the medi- radio world we should be prepared, um of land wires or radio. Radio, but television need cause neither however, presents the greater prob - uncertainty nor misunderstanding in the minds of the people for whom it has been designed. Television has passed through a period of development and, unfor- tunately, considerable premature ex- ploitation. Many of us seemed to RADE X' COVER AFTER BEING TRANSMITTED BY TELEVISION CIRCUIT SHOWN IN FIG. I lose patience, while others lost some FIGURE 2 of their savings in various schemes. We still remember vivid promises lem, but offers the most to the pub that faded as the years passed b;, lic. but at last real progress has been Right now the public fancy is made, actual receivers of excellent television by radio-or "radiovision" ability have been completed, and if that term pleases. This is a nat- here and abroad the public is being ural result, for surely we look to given a taste of what is soon to radio to bring television entertain- come. ment into our homes. And; when the new receivers become available, What Is Television? as they are here and in England to Before we attempt any discussion a limited extent, we shall be able to of television, let's have an under- watch plays and movies and actual standing of the meaning of the word scenes, while at the same time list - 3 ening to the sounds of music or Turning Vision Into Sound voice as at present.