Radio Broadcast - 1925, February - 113 Pages ... - VacuumTubeEra

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1 !:' I 730 Radio Broadcast LIST OF PARTS i Cabinet 7" x 24" i Panel 7" x 24" Rasla Radio-Frequency Tuner May he purchased, or home-made as described. Variable Condenser .00029 m ^- (minimum cap). Rasla Radio-Frequency Transformer May be purchased, or home-made as described. Fixed Crystal Detector Modern 10-1 Audio Transformer Modern Low Ratio Audio Transformer i Rasla Bafancing Condenser May be purchased, or home-made as illustrated. Filament Control Switch 4 Sockets 2 i6-Ohm Rheostats 2 Double Circuit Jacks i Single Circuit Jack i Dial vernier type preferable 9 Binding Posts G Battery Modern Push-pull transformer No. 112 No. 1 13 (Other makes may be successfully employed) Fixed Mica Condenser .6005 mfd. capacity Fixed Mica Condenser .006 mfd. capacity. Fixed Mica Condenser .005 mfd. capacity Fixed Mica Condenser .0-0025 rnfd. capacity J. C. GILBERT Who is in charge of the Department of Agriculture radio market news broadcasting system. The map on the wall shows the location of the broadcasting stations which the Department uses for this service
THE ANTENNA AT STATION 5IT, BIRMINGHAM What We Are Doing With Broadcasting The Chief Engineer of the British Broadcasting Company Compares English and American Broadcasting BY CAPTAIN P. P. ECKERSLEY Chief Engineer, British Broadcasting Company I THINK we will all agree as broadcasters that it is certainly more blessed to send than to receive. But at this particular moment I do not know that I can agree with that sentiment either, because it is very difficult in a short time to give you an adequate picture of what we are doing on the other side. May I say that in trying to paint this picture I am only doing it with the idea of not vaunting it as the most wonderful thing that has ever happened, nor decrying it as the most miserable. But to show you how broadcasting has been misunderstood when comparisons between national systems have been undertaken, may state that I I have read in some of your newspapers occasionally severe criticisms of your own progress and of ours; and I have seen foolish comparisons between the two. There can be no comparison at all, where the differences of areas are something like six million square miles as compared with a few hundred, and where there is a different temperament of the people to be considered, and different conditions in every sort of way. In the first place, we were miles behind you. You started broadcasting long before we did. But the amateurs of England petitioned the then Postmaster General two years ago that
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How Michael Puj3ih' Succeeded "665
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The Way of the Transgressor 667 or
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The Way of the Transgressor 669 ver
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What Reflex Means How One Tube is M
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What Reflex Means 673 might be expe
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The International Radio Broadcast T
Page 21 and 22: The International Radio Broadcast T
Page 27 and 28: The Listener's Point of View 685 CA
Page 29 and 30: The Listeners' Point of View 687 SI
Page 31 and 32: The Listener's Point of View 689 [p
Page 33 and 34: f syncopation The Listeners' Point
Page 35 and 36: ! of ; an Some Experiences With the
Page 37 and 38: The March of Radio 695 communicatio
Page 39 and 40: The March of Radio 697 tial product
Page 41 and 42: The March of Radio 699 PROMINENT FI
Page 43 and 44: The March of Radio 701 It might be
Page 45 and 46: The March of Radio 703 year the Phi
Page 47 and 48: The March of Radio been bothered by
Page 49 and 50: Who Owns Our Broadcasting Stations
Page 51 and 52: Who Owns Our Broadcasting Stations
Page 53 and 54: "NOW, 1 HAVE FOUND. . A Department
Page 55 and 56: ' . THIS "Now, I Have Found. 713 JO
Page 57 and 58: . "You Our Busiest Dav 7'5 Follette
Page 59 and 60: THE LOSS STABILIZING R. F. CIRCUITS
Page 61 and 62: eceiving In the R. B. Lab. 719 It i
Page 63 and 64: In the R. B. Lab. 721 This resistan
Page 65 and 66: How to Build a One-Dial Reflex Rece
Page 67 and 68: How to Build a One-Dial Reflex 725
Page 69 and 70: How to Build a One-Dial Reflex 727
Page 71: How to Build a One-Dial Reflex 729
Page 75 and 76: What We Are Doing With Broadcasting
Page 77 and 78: What We Are Doing With Broadcasting
Page 79 and 80: A Winder for Small Inductances How
Page 81 and 82: A Winder for Small Inductances 739
Page 83 and 84: A Winder for Small Inductances 74'
Page 85 and 86: Problems of Receiver Design 743 sho
Page 87 and 88: Our HAT , Readers Write Us A Word f
Page 89 and 90: The Grid 747 structed as a portable
Page 91 and 92: RADIO BROADCAST ADVERTISER 749 Set
Page 93 and 94: RADIO BROADCAST ADVERTISER 751 Grap
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Radio Broadcast - 1925, February - 113 Pages ... - VacuumTubeEra

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