Radio Broadcast (May 1928-Apr 1929)

RADIO BROADCAST ADVERTISER 147 There is no substitute for PERFORMANCE Alibis don't go — excuses are futile — performance is the thing. ORDERS and reorders from the most representative concerns in the country constitute concrete evidence that CARDWELL CONDENSERS are right. Names synonymous with prestige and sterling worth, representing the greater part of the astonishing progress of the past quarter century in radio and other electrical installations of all descriptions, will be found on our list of customers. Where performance counts and not pennies, engineers and manufacturers stake their reputations on the confidence they have in CARDWELL CONDENSERS and their ability to "Stand the Gaff' and come through. CARDWELL CONDENSERS — for all purposes ■ VARIABLE— FIXED TRANSMITTING— RECEIVING "The Standard of Comparison" j£z.i£eraf ure upon request jj THE ALLEN D. CARDWELL MFG. CORPN. 81 PROSPECT ST., BROOKLYN, N. Y. /;f\ DON'T let the "static" that comes in over the house lighting system from motors, street cars, telephones and electrical appliances mar your radio programs with blare, squeal, fry and scratch ! Plug in a Falck Claroceptor between wall socket and set and have clearer A.C. reception. A wonderful new improvement by a pioneer radio equipment manufacturer. Grounds and thus blocks out line interference noise and radio frequency disturbances. Also improves selectivity and distance. Requires no changes in set. Measures just 3^2x5^x2!^ inches. Tested, proved. Praised by thousands. Get one right away — at radio parts dealers. Write for descriptive folder. $7.50 complete with cord and plug CLAROCEPTOR Built by ADVANCE ELECTRIC CO. 1260 W. Second St. Los Angeles, Calif. JOBBERS and DEALERS, GET OUR PROPOSITION YOU CAN FORGET THE CONDENSERS, IF THEY ARE DUBILIER'S" cr r rack cr-r~rash ! Eliminate Interference with one of these Devices The advent of partial and complete electrification of radio sets has brought about new problems resulting from the picking up of stray power line noises. These scientifically designed interference eliminators will make your set operate as quietly as with batteries. Types 1 ($5.00) and 2 ($7.50) are of condenser design; the No. 2 unit having double the No. 1 capacity. Type 3 makes use of a specially designed filter net work. This unit because of its highly developed choke coil and shunt condenser system has wonderfully fine filter characteristics. Price $15.00. Dubilier light Socket Aerial "A Moulded Bakelite Product" A simple device plugged into any light socket — does away with aerials and lightning arrestors. Will work on any set. No current consumed. If your dealer can't supply you, write to us direct. Price $1.50. Dubilier CONDENSER CORPORATION 10 East 43rd Street, New York City Address Dept. 31 for free catalog U.S. Pat Off. Fahnestock Clips RADIO'S GREATEST CONVENIENCE Used by Manufacturers of Standard Sets and Parts — and by Manufacturers of High Grade Wet and Dry Batteries. ALL GENUINE FAHNESTOCK CLIPS bear our imprint on the thumb piece of the clip. WORLD'S LARGEST MAKER OF CLIP TERMINALS 48 different sizes and styles to meet all requirements. Send for Catalog and Samples FAHNESTOCK ELECTRIC CO. L. I. City New York A'erdvox Condensers and Resistors .have been firmly established as The Specified Products by ■ the more discriminating manufacturers. Write for the Research . Worker, a free monthly publication thai will keep you abreast of Radio's latest developments.