Radio broadcast .. (1922-30)

OF THE Jenkins Television Production Announced With the recent development of a novel combination scanning drum and selector shutter disc by its engineering staff, re- sulting in a simpler, more economical, and far more practical scanning system, the Jenkins Television Corporation, of Jersey City, N. J., now announces the mass pro- duction of television apparatus. "With our latest development," states James W. Garside, president, "we have evolved a remarkably simple, inexpensive, and highly practical televisor, which can be readily manufactured at a reasonable cost. The new Jenkins televisor will per- mit of receiving either plain black-and- pink radiomovies or full half-tone pictures, with good detail and illumination within the limitations of our 48-line system. The R. C. A. Theremin The forthcoming exploitation of the Theremin, a new musical device, has been announced by the Radio Corporation of America, and a new department of the Radiola Division of R. C. A. has been created under the direction of G. Dunbar Shewell, as musical devices sales manager. This device was first demonstrated pub- licly at the Metropolitan Opera house by its inventor, Professor Theremin of Russia, and later at the Lewisohn Stadium. It consists briefly of two oscillating circuits, one of which is fixed in frequency and the other is variable and under the control of the operator both in frequency and volume. The difference between these two frequencies is an audible note which is amplified and fed into a loud speaker. It is understood that the "RCA Theremin" will be sold as a musical instrument for about $175. It was also demonstrated during The Radio World's Fair at Madison Square Garden, September, 1929. Personal Notes William C. Poole has been appointed chief elec- trical engineer of Transcontinental Coil, Inc. He will be in complete charge of both the laboratory and inspection department**. Rufus II. Caldwell, who previously has been asso- ciated with the American Telephone and Telegraph Company, the Sleeper Radio Corporation, and the DeForest Phonofilm Company, has been appointed chief engineer of the Colin B. Kennedy Corpora- tion. Mr. Caldwell designed the new Kennedy screen-grid receiver. Ralph H. Langley, director of engineering, Cros- ley Radio Corj>oration, has been elected chairman of the Cincinnati Section of the Institute of Radio Engineers for the coming year. W. L. Marshall, formerly advertising manager of the Victor Talking Machine Corporation, has been promoted general advertising manager. Mr. Mar- shall will be in complete charge of all advertising, sales promotion, and publicity activities of the company. Walter A. Coogan, has taken over the manage- ment of export sales for the Arcturus Radio Tube Company, of Newark, N. J. Mr. Coogan will spe- cialize in foreign sales advertising. Frank W. Dowsett is advertising and publicity representative of the Kolster Radio subsidiary, Canadian Brandes, Ltd. He has charge of the house organ, Kolster News, and prepares advertising and sales helps. The CeCo Manufacturing Co. have announced live new appointments: Edward T. Maharin, vice president, has been appointed a director of the company; Maximilian F. Mautner has been ap- pointed assistant treasurer; G. V. Christianson has joined the company as sales respresentative in north- ern New York; Henry C. Grout has been made sales representative in Rhode Island, arid Emmett Tydings has been appointed sales representative in western Pennsylvania and West Virginia. Frederick J. Kahn has been appointed chief field engineer of the Brandes Laboratories, Inc., a sub- sidiary of Kolster, Previously Mr. Kahn held the position of service manager for Kolster. D. E. Repogle. formerly an engineering executive with Raytheon, and chairman of the R.M.A. committee on television, has joined the Jenkins Huge Bosch Radio Furnishes Band Music for Parade The American Bosch Magneto Corporation mounted a hufie replica of the new Bosch Radio on a decorated motor truck as a float in a recent parade in Springfield, Mass. An electric phonograph was also employed to provide band music for the marchers in the parade. Jones Loses Suit A decision handed down by District Judge Marcus B. Campbell in the cases of Lester W. Jones vs. Freed-Eisernann Ra- dio Corporation and Lester L. Jones vs. Walthal Electric Corporation declares the Jones patents No. 1,658,804 and No. 1,658,805 invalid. These cases were de- fended by the Hazeltine Corporation due to the fact that Jones endeavored to prove that a normal neutrodyne receiver in- fringed the Jones patents. Judge Campbell held that even if the patents were good there was no infringement by either Freed-Eisemann or Stromberg-Carlson. DeForest vs. R. C. A. Claim for triple damages against the Radio Corporation of America was filed by the DeForest Radio Company on Sep- tember 11 in the United States District Court at Wilmington, Delaware, as a re- sult of the suit fought and won by the DeForest company with regard to the violation of the Clayton Act by the Radio Corporation, according to a statement issued by J. W. Garside, who claims that his company suffered serious financial losses as a result of the much-discussed Clause Nine. Television Corporation, of Jersey City, as assis- tant U> the president. Leonard Welling, president of K. W. Radio, New York distributor for Sonora, has been elected a member of the Sonora board of directors. Harry H. Steinle is still vice president and sales manager for the Triad Manufacturing Company contrary to publicity reports. Samuel S. Sanford, who was erroneously announced to be sales manager, has been appointed sales engineer. Howard W. Angus, formerly director of public relations for the Radio Corporation of America and also in charge of the licensing activities of R.C.A., has resigned to accept an appointment with Batten, Barton, Durstine, and Osborne Advertising Agency, of New York City, as head of tbeir radio department Stephen G. Pratt, of the Kolster sales department has been appointed assistant sales manager of the eastern district. Mr. Pratt was formerly affiliated with the Victor Talking Machine Co. George Lyons has been appointed to the merchan- dising and market survey division of the Atwater Kent sales promotion department. Mr. Lyons has held important posts with several companies includ- ing Victor and Brunswick. Leslie F. Muter, vice president of the Steinite Radio Company, has been elected to the board of the Radio Manufacturers' Association. He has also been appointed chairman of the Association's credit committee. Gene M. Latham has been appointed district sales manager of the New York-New Jersey territory for the Temple Corporation. E. F. Bergere, who for the last five seasons has been connected with F. A. D. Andrea. Inc.. in the Central West, has been appointed district sales man- ager of the Milwaukee, Minneapolis, St. Paul, and Rockford territory. The Friedman-Snyder Company, of 15 Park Place, New York City, are Eastern Sales Repre- sentatives for Transcontinental Coil, Inc. Chas. Eisler, president of the Eisler Electric Corporation, Newark, sailed recently for Europe to establish permanent agencies in 15 foreign coun- tries for the sale of tube- and lamp-making ma- chinery. • NO VEM BER 1929 • 33