Radio Broadcast - 1927, May - 61 Pages, 4.9 MB ... - VacuumTubeEra

INDEX("Illustrated Articles.Editorials in Italics)PAGE*A B, C Device, A lamp Socket (Gilrl,bert Edgar) 153*A, B, C Power-Supply Unit for 201-AType Tubes, An (Roland F. Beers) . . 155*A Battery? What About the (Edgar H.Felix) 26Advertising Over the Air from Corsets toCalliopes, Direct 81*A. C. Filament Supply, Problems of(Roland F. Beers) 101*A. C. Mains, Filament Lighting fromthe (Roland F. Beers) 33*A. C. Operation, Receiver Design for(Howard E. Rhodes) 157*A. C. Set, Your (Edgar H. Felix) 374"A. C. Supply" Units, A New Termfor 19*A. C. Vacuum Tubes, Three-Element(B. F. Miessner) 302*Amplification, Use of Tubes HavingHigh (A. V. Loughren) 238,* Analyzing the Power Amplifier (D. E.Harnett)Ill* Antenna, How to Design a Loop(Homer S. Davis) 104*As the Broadcaster Sees It (Carl Dreher)36, 106, 167, 235, 293, 376Aurora and Fading, The (Austin G.Cooley) 135Australia, Radio Control Unsettled in ... 141*r> SOCKET power Device, Perfecting-D the (Howard E. Rhodes)*Balanced Short-Wave Receiver, A43(Frank C. Jones) 24*Balsa Wood Loud Speaker, The (TheLaboratory Staff) 211*Battery Charger, A Low-Cost (JamesMillen) 143Book Reviews:Practical Radio Constructionand Repairing, by Moyer andWpstrel (Edgar H. Felix) ... 416Radio Encyclopedia, The, by S.Gernsback (Edgar H. Felix) 110Theory of Vibrating Systemsand Sound, by Irving B.Crandall (Carl Dreher) 110Using Radio in Sales Promolion,by Edgar H. Felix (CarlDreher) 369Broadcasters in New York Organise 268Broadcasting Situation, Stabilizing the 79. .*Building an Electrical Phonograph(James Millen) 86*Building the Laboratory "Super"(Ernest R. Pfaff) 280CANADIAN Demand for More Wave-Ls lengths? What About the 80"Canned" Programs Good and Bad 206*Causes of Poor Tone Quality (EdgarH.Felix) 296*Charger, A Low-Cost Battery (JamesMillen) 143" Christian " Mud Throwing 18*Coil Design, Some Facts About (RossGunn) 40Combined Push-Pull Power AmplifierPAGEand Socket B Device, A (The LaboratoryStaff) 163Commission Regulates Broadcasting forthe Broadcasters Not the Listener, The 204*Condenser, Coil, Antenna Measurements(Keith Henney) 227Conditions for Long-Distance ReceivingDo Vary*Cone, How to Build a 36-Inch (Warren81T. Mithoff) 148*Constructing a Five-Tube Neutrodyne(Howard E. Rhodes) 232*Constructing Transformers and Chokesfor Power Supply Devices, Home(Homer S. Davis) 274, 379*Crvstals, Piezo-Electric (M. ThorntonDow) 271T\ANGER of Direct Advertising on theLJ Air, The 346Davis Resigns, Judge 269*Description of a Short-Wave Station(C. R. Runyon, Jr.) 171Direct Advertising Over the Air fromCorsets to Calliopes 81Directory of Manufactured Receivers,"Radio Broadcast's" 316, 402Discovering Ore Deposits by Radio 267*Discovery That Newton Missed, A(James Stokley) 263DX Listening, What Commissioner BellowsThinks About 205*T^LECTRICAL Phpnograph, Build-ing an (James Millen)*Electrical Phonograph, The (James86Millen) 20*"Equamatic" Receiver, The 1928 (JulianKay) 364*Equipment for the Home Constructor(The Laboratory Staff) 58, 120, 182T^ILAMENT Lighting from the A. C.C Main (Roland F. Beers) 33*Filament Supply, Problems of A. C.(Roland F. Beers) 101*Five-Tubs Neutrodyne, Constructing a(Howard E. Rhodes) 232*Five-Tube Receiver, A Super-SensitiveShielded (Herbert J. Reich) 229*Flexible Short-Wave Transmitter, A(Howard E. Rhodes) 213Freedom of Speech Impossible, Radio . . . 138Frequent Misuse of the Word "Broadcasting,"The 141"TTAVEYouReflex?(John B. Brennan) ............*"Hi-Q" Has an Extra R. F. Stage, The(John B. Brennan) ................*Home Constructing Transformers andChokes for Power Supply Devices(Homer S. Davis) ............... 274, 379*Home Constructor, Equipment for the(The Laboratory Staff) ....... 58, 120, 182*Home Laboratory, An Instrument forthe (Keith Henney) ............... 92*How to Build a 36-Inch Cone (WarrenT. Mithoff) ...................... 148*How to Design a(Homer S. . .Davis)LoopPAGEAntenna104*INSTRUMENT for the Home Lab-1 oratory, An (Keith Henney) 92Interference, Suppressing Radio (A. T.Lawton) 299International Short-Wave Test 60/T UDGE DA JudgingVIS ResignsTone Quality (Edgar H.269Felix) 224to Recent Radio Articles, AKEY(E. G. Shalkhauser)60, 126, 255, 326, 398Kit Shall I Buy? What125, 190, 254, 324, 396"TABORATORY Information Sheets,1^, "Radio Broadcast's:"A Battery Chargers 246Analysis of Voice Frequencies. 56Audio Amplifiers 246Audio Amplifying Systems. .54, 116Audio Transformers 119. 390B Power Units 312Care of Power Supply Units .Carrier Telephony 392Characteristics of the 171 TypeTube 310Circuit Diagram of the "Universal" Receiver 118Closely Coupled Circuits 392Condenser Reactance 312Condenser Reactance Table. .. 312Curves of the 171 Type Tube. 310Data on Honeycomb Coils. . . . 388Data on the "Universal" Receiver118Dry-Cell Tubes 180Efficiency of Amplifying Systems119Hertz Antenna, The 308High Voltage Supply for 210Type Tube 178Index 180Lightning Arresters 118Loop Antennas 52Loud Speaker Horns 392Measuring R. F. Resistance ofa Coil... 176Methods of Generating High-Frequency Energy 116Morse Code, The 310Neutralization 178Periodical Output Circuits 242208Principles of Reflexing, The. . . 56Radio-Frequency Choke Coils. 216348Resistance-Coupled Amplifier. 390Resistance-Coupled AmplifierCircuit 330Short-Wave Coils 52Simple Tube Tester, A 54Socket Power Units 119Static 244Storage Batteries 56Super-Heterodynes 244Testing Radio Receivers 308MA 26 '