Index of Technical Features

Radio Record, Volume III, Issue 52, 11 July 1930, Page 28

Index of Technical Features

Vo'ume III. Comp'eted if HB index covers all the important technical and constructional features + in Volume 11I-that is, from July 19, 1929, to July 4, 1930. Dates refer to 1980 unless followed’ by "29" in parentheses :- Accumulator-A Useful "B" .......+ err ese» Heb. 7 Aerial-Choosing and Brecting An.........- -»- March 21, 28 Antennae-Theory and Construction of Frame .. Dec. 6 (29) Amplifier-A.C, Power ......- ccvecccceceseesee Sept, 20 (29) Amplifier-The Loftin-White ...seseeeseeeeeers June 138, 20 Amplifier-How to Improve the ....++eeseseeess April 11 Audio Stage-Adding AM ....cecccececeeeceeeee Sept. 13 (29) Browning-Drake, A.C.-A — ssccecccecerescecees Sept. 20 » (An omission) ...cceccceeeeeeess Sept. 27 (29) _ FOV cececcecccccevessees Oct. 4 (29) \ "Beginner" Three-valve Set ...-..+-.eres eoeevees July 19 (29) Condensers-Blocking (A.C. Resistance) ........ January 17 Condensers-Electrolytic Filter ........ee+0e0-- April 4 Crystal Sets for Short Wave ...ssecseceeceeess February 7 Coils for Short Wave .....+e48- ccc cccvccccves March 30 Coils-Inductance ........ ceccccecceccsceeces: Aug. 23 (29) Coils-Inductance (Design) .....sceeceeeeeees. Sept. 27 (29) Coils-Inductance =... eee e ee eeees ceccecccceves Noy. 15 (29) Designation of eecceeeees sully 26 (29) Detector-Unit-Anode-Bend .......: secceeeeee Aug. 16, 23 (29) D.C. to A.C. Operation ........- aevecsevccceeess Sept. 20 (29) Pliminators-‘ABC" Battery aevecesvevseves: Sept, 20 (29): Bliminators-D.C. ....eeceeee ceeccceccccccees. Oct. 25 (29), Fading-Principles of ....... Vee eee eee Oct. 4 (29). | Tilter Cireuit-Band-Pass Four .......++%- wees. May 2 _ Grid-Bias for A.C. Receivers (three . Sept. 20. (29) Grid- Bias-Obtaining Accurate .....6e0- seeeees January 17 "Frome-made Three" .....eceeccseececeee seoes- Sept. 6 (29) "Tome-made Three’"-Smoother Operation eeeeee Oct. 18 (29) High Frequency Chokes ......++s+ee. weceeeeee Dee. 18 (29) Hum Control and Bias (A. C. Problems) ......-. Sept. 6 (29) Noises and Their Flimination ....... cecceeeces. Sept. 18 (29) Oscillation-Causes and Cure ...... secesesenees March 4 Pick-up-Gramophone ....-.-eeeeeees cooeceneee Aug. 2 (29) Pick-ups-Gramophone (by "Cathode") .....+.-. May 23 Portable-Cutting Current Consumption ........ Nov. 19 (29) Portable-"Tongariri? ... ccc ec ee cence ccees ee» Noy. 22 (29) P. and T. Department (in Respect of Interference) ......eeeeeeee socccceceee- sept. 138 (29) Parallel Feed-The Pfliciency of ...........--- Oct. 4 (29) Power Pack for 250 Valves ...ccscscecceeseesess Dec. 27, Jan. 10 Power Line Interference .....cseeeeeeeeeeeees February 21 Regenaformer-A New ...ccceccececceccscesess Oct. 11 (29) "Round the World’-Two ..cccccscsccceeeee. February 28 "Round the World’-Three eeoeeeooeoeooe ee ee eee Mareh 7 Screen-Grid Detector-Two ..... secceceseceess Nov. 1 (29) Sound-Recording-Unique Method ....sccceeees February 7 Selectivity -How to Obtain ........ ccecceeeees April 24 Short Wave-Reception on Ultra ..cesseceeese. June 27 Speaker-Inductor Dynamic ..........- eeeveee- May 2 (29) Speaker-Exponential Horn (Construction) .... May 30 Speaker-Linen Diaphragm .........++6+ eoeee July 12 (29) Speaker-Linen Diaphragm (Adaptation) ..... July 26 (29) Speaker-Linen Diaphragm-An Improved .... Oct. 11 (29) Speaker-Cone Construction ........ eeseccccee- , Dec. 6 (29) Stations-Pacifie Coast (American) ...ceecee--- Sept. 20 (29) Stations-High-powered American ........5.... Dec. 20, 27 (29) Stations-Private Broadcasting ........eeee06-. June 21 (29) "Tetrode" Crystal and Amplifier ........eeee22.. Aug. 9 (29) ° "Trampers TWO" ...csceceeeeeevesevcees seeee- Nov. 29, Dec. 4 (29 Transformer-Power ( Design and Construction) Dee. 20 (29) Valve-Calculation of Output (Pentode Valve) .. February 14 Valves-Power (Their Choice) ........... wese- Sept. 20 (29) Valves-Power (in Parallel and Pull) .. February 21 Valve Protection-A.C. ......... eee ee eee eeeeees Oct. 4 (29)