Judge — April 2, 1927 — page 35: what you’re looking at

Machine-transcribed from the original scan — historical spelling and the odd misread are preserved.

Every Radio Problem Answered “Everyman’s Guide To Radio” CONTAINS THE WORLD'S KNOWLEDGE OF RADIO Contributed to by the world’s leading radio scientists; without question, the most comprehensive, most interesting and ab- sorbing, and the most com- plete radio book yet pub- lished in any country. It is impossible to give compari- 640 PAGES OF eteveuye READING Size . containing more than 675" ‘engraved illustra t nd prepared by some of the st physicists and engineers, of Everyman's Guide to Ra stands as the first successful effort to meet the needs of all those who aspire to a ents in the . Whether are “broad skilled service men or students. This vast wealth of in formation represents studied compi lation that has extended over two whole years. and includes every phase of radio communication. QUICK ANSWER TO EVERY RADIO PROBLEM Intelligent use of “Everyman's Guide to Radio” gives quick, under- le answers to _ practic: ‘ery radio problem. Spec phasis has been lad on the. illus tions contained in the “Guid Hundreds of specially prepared drawings and photographs answer most radio problems at a mere glance. No effort or e: nse has been spared to make the maximum value to radio listeners. It is the fascinating story of radio in pictures. POPULAR RADIO, 627 West 43rd Street, NEW YORK proto ------------------ EXAMINE THE VOLUME WITHOUT OBLIGATION TO BUY Sosureare the publishersof"Everymai these four volum ing to mail them for examination without obligation to buy. Just All out the attached coupon and'mail. The book will be mailed pon arrival, you pay the pootmiag $4.60 plus ppatage: | Examine the book for 5 days. If, after that time, In 675 Ilustrations! “Everyman's Guide to Radio" contains 675 beautifully engraved illustrations in O40 pages of text. CONDENSED TABLE OF CONTENTS 4 Volumes in 1 Volume 1. The Eitst Principles of Radio ctricity of Radio Principles of Diagram Reading aves Are Generated Mechanics Tuning Detection and the Secret of Vacuum Tubes Volume 2. Audio Frequency Amplific adio Frequency Amplitic Variable Condensers Coils—How to Use Them Improvement of Broadcast Reception Volume 3. How to Make Radio Improvements Learning the Length of Dots and Dashes Vatteries and Battery Chargers Different Types of Radio Receivers Ve olurme 4. sories and Radio Wonders at Reda transmission POPULAR RADIO, Inc., 627 West 43rd Street, New York, N. Y. Gentlemen: I I | | i i | I I 1 | | | | I | | | ' Send me “Everyman's Guide to Radio," in one volume, T agree to pay the post: man $4.00, plus f, after carefully examining the book for a period of five days, 1 do not like it, Iwill have the privilege of returning it to you and my money, in full, will be immediately returned. sons because comparisons do not exist. One must read Marconi on the subject of “beamed transmission” ; the late Charles Steinmetz on “Waves”; Sir Oliver Lodge on “Coils,” or Am- brose Fleming on ‘“Vacu- um Tubes,” before the significance of these writ- ings of the masters of the art can be fullyappreciated. PHOTOGRAPHS AND SPECIFICATIONS This information is invaluable to the radio constructor and set builder It permits him to choose his parts intelligently and with a full knowl! edge of the ticular use for which they are made. Never before has any organization taken upon itself the responsibility of bringing to- gether within one volume the com- plete details of radio apparatus. A BOOK YOU WILL BE PROUD TO OWN It may be said without reserve, that “Everyman's Guide to Radio is the most artistic and practical book ever published in the radio field. The volume contains 640 pages printed on heavy calendered paper in legible type, making for the comfort and convenience of the reader. The covers are beautifully embossed and bound in Art Fabrikoid, better than leather, flexibie, making the bock conveniently portable. comicbooks.com