Radio-Craft magazine february 1941

Radio-Craft magazine february 1941

Contents:

"Opportunities in military radio", Whether Uncle Sam points his finger and says, "I want YOU", or whether you anticipate his desires by enlisting, you radio men, and beginners, will find Mr. Schauers' article on radio in the U.S. Army and Navy equally informative concerning opportunities and rates of pay.

"Radio blackout on the high seas", Lives depend upon the vigilance of the Radio Officer, when "the silence of war descends on the sea".  One such Radio Officer, now playing a quietly heroic role in the British Mercantile fleet, tells the thrilling story of how the radio man afloat in the service of a belligerent during war times acts, with the Captain, to help save lives and property; both the Admiralty and the Home Office depend upon him not to make a single misstep in the use of his radio equipment.

"Your radio training and the defense program", Young men look to the future wondering how our important task of creating a defense will affect their lives.  Mr. Smith, in this message which he has prepared especially for you, makes it clear that you have a solemn duty to perform for our Nation and that this duty also presents greater opportunities to trained radio men.

"New circuits in modern radio receivers", In this series, a well-known technician analyzes each new improvement in radio receiver circuits.  A veritable compendium of modern radio engineering developments.

"Radio set to test radio sets", The author describes how a radio set, taken on a trade-in, became a valuable piece of shop test equipment.  The uses of this "Signal Substituter" are discussed with relation to practical, everyday service problems.

"Circuit features of the latest Ultra-H.F. 'DX'  F.M.-A.M. receiver", Here described is a receiver, recently placed on the market, of wide technical interest to many because of its unusual variety of unique features, outstanding among which are an ultra-highfrequency tuning range extending from 27 to 145 megacycles, and the ability to tune-in both F.M. and A.M. signals.  A panel meter, affords "S" indications on A.M. signals, and exact carrier-center adjustments on F.M. programs.

"Electric eye burglar alarms", The author tells how the use of photoelectric equipment for industrial applications is a "natural" for the radio serviceman.  A practical application which servicemen should find to be a money-maker is described, and the necessary construction details are supplied.

"Introducing SOUNDIES", Dime motion pictures in bars, highway stands, hotel lobbies, etc., made possible by a new coin machine, add another new avenue of revenue for sound specialists and radio servicemen.

"The Klystron tube, does it herald radio transmission of power?", This article describes the "Klystron", which engineers believe is the forerunner of devices which may some day make it possible for homes to be lighted with power picked from the air, as we now receive radio programs.

 

This issue is a little damage by years, but it is in enough good condition.

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