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-1081<br />

One of the Publications<br />

Owned and Published by<br />

CHILTON ID COMPANY<br />

Address all mail to<br />

0 Chestnut & 56th Sts., Phila. 39, Pa.<br />

SHerwood 8 -2000<br />

BERNARD F. OSBAHR, Editor<br />

MAURICE CLEMENTS, Publisher<br />

ORESTES H. CALDWELL<br />

Editorial Consultant<br />

CREIGHTON M. MARCOTT<br />

Associate Editor<br />

JULES STEINBERG<br />

Assistant Editor<br />

BEATRICE V. SPINETTA<br />

Directory Editor<br />

DR. A. F. MURRAY<br />

Contributing Editor<br />

ROLAND C. DAVIES<br />

Washington News<br />

CHARLES F. DREYER<br />

Art Director<br />

ELMER DALTON<br />

Circulation Manager<br />

<strong>TELE</strong> -<strong>TECH</strong> &<br />

ELECTRONIC<br />

INDUSTRIES<br />

Vol. 15, No. 6<br />

MONTHLY NEWS ROUND -UP<br />

As We Go to Pross 15<br />

<strong>Com</strong>ing Events 24<br />

Electronic Industries News Briefs 48<br />

New Tech Data for Engineers 143<br />

Washington News Letter 144<br />

June, 1956<br />

BUSINESS STAFF<br />

Philadelphia Office<br />

BLAIR McCLENACHAN<br />

Sales Manager<br />

New York Office<br />

JOSEPH DRUCKER<br />

District Manager<br />

CHARLES S. ROEVER<br />

District Manager<br />

GERALD B. PELISSIER<br />

District Manager<br />

Chicago Office -201 N. Wells St.<br />

RAndolph 6 -9225<br />

GEORGE FELT<br />

District Manager<br />

Cleveland Office -859 Leader Bldg.<br />

SUperior 1<br />

SHELBY A. McMILLION<br />

District Manager<br />

Los Angeles Office -3257 W. 6th St.<br />

DUnkirk 7 -6149<br />

San<br />

CHRIS DUNKLE & ASSOCIATES<br />

Representative<br />

Francisco Office -3077 Turk St.<br />

EXbrook 2 -0377<br />

CHRIS DUNKLE & ASSOCIATES<br />

Representative<br />

OFFICERS and<br />

DIRECTORS<br />

JOS. S. HILDRETH Board Chairman<br />

G. C. BUZBY, President<br />

Vice Presidents: P. M. Fahrendorf,<br />

Harry V. Duffy. Treasurer, William H.<br />

Vallar; Secretary, John Blair Moffett:<br />

George T. Hook, Maurice E. Cox,<br />

Frank P. Tighe, Leonard V. Rowlands,<br />

Robert E. McKenna, Irving E. Hand,<br />

Everit B. Terhune, Jr., Russell W. Case,<br />

Jr., John C. Hildreth, Jr.<br />

El PA<br />

TOTALS: RETMA Sales Production Figures 3<br />

Editorial: Decentralize With New Plants!, We're Moving!<br />

Reduce Car Accidents Electronically? 81<br />

Radarscope: What's Ahead for the Electronic Industries 82<br />

Protecting and Packaging Electronic Equipment -Part I .. w. H. Hannah 84<br />

Design of ASDE Radar Equipment J. E. Woodward and D. R. Kirshner 86<br />

Measuring Color Television Luminance vs. Chroma Delay.. A. Ettinger 88<br />

Design of Height- Diversity UHF Direction Finders 90<br />

J. A. Fantoni and R. C. Benoit, Jr.<br />

Page from an Engineer's Notebook J F. Sodaro 93<br />

Mobile Unit for Color TV Broadcasting H. H. Klerx 94<br />

Tube -Characteristic Changes and Equipment Reliability 96<br />

Advisory Group on Electron Tubes<br />

Singie -Gun Color TV System 98<br />

Air Cooling a Finned Magnetron Dr. M. Mori, 100<br />

Calculating the Efficiency of Antenna Arrays G. Mather 102<br />

Transistor Power Gain Meter W. F. Chow 104<br />

Eddy- Current Bridge for Measuring Skin Losses C. A. Kerns 106<br />

SSB High Power Amplifier Design F. B. Gunter 108<br />

Optical Simulation of Radar 110<br />

Cues for Broadcasters 112<br />

1956 ELECTRONIC INDUSTRIES DIRECTORY 211<br />

NEW ELECTRONIC EQUIPMENT<br />

New Technical Products 118 New Tubes & Semiconductors...<br />

New Avionic Products 124 New Broadcast Equipment<br />

122<br />

126<br />

Tele -Tech & ELECTRONIC INDUS-<br />

TRIES, June, 1956, Vol. 15, No. 6. A<br />

monthly publication of the Chilton<br />

Co. Esecutive, Ed.torial & Advertising<br />

offices at Chestnut & 56th Sts., Phila.,<br />

Pa. Accepted as controlled circulotion<br />

publication at Phila., Pa. Additional<br />

acceptance at N. Y., N. Y. 75e a<br />

copy. Subscription rates U. S. and<br />

U. S. Possessions: I yr. 55.00; 2 yrs.<br />

$8.00; 3 yrs. $10.00. Canada I yr.<br />

$7.00; 2 yrs. $11.00; 3 yrs. 514.00. All<br />

other countries I yr. $10.00; 2 yrs.<br />

$16.00. Copyright 1956 by The Chilton<br />

Co., Inc. Title Reg. U. S. Pot. Off.<br />

Reproductions or reprinting prohibited<br />

except by written authorization.<br />

Tele -Tech & ELECTRONIC INDUSTRIES June 1956<br />

DEPARTMENTS<br />

Electronic Vignettes 44 Tele -Tips 56<br />

Books 60 Personals 164<br />

News of Manufacturers' Reps.... 198 Industry News 349<br />

International ELECTRONIC SOURCES<br />

129<br />

1

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