Radio Broadcast (May 1927-Apr 1928)

Record Details:

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RADIO BROADCAST ADVERTISER 169 Specified by A.C.COO LEY the Inventor RAD Insured res\ RAYFOT SPEED scores again! Austin G. Cooley, inventor of the Cooley RayFoto, has specified Speed Superemission Tubes. Exhaustive test and experiment has proved to him that their High emission makes them the ultimate best for Foto reception. Don't take a chance. Insure the results you obtain from your experiments by using the same tubes — SPEED— which are used by Mr. Cooley — and equip your receiving set with Speed Tube , also. I MISSION BES ith your periments You will get more satisfactory results — greater reception — uniformity — efficiency ! If you cannot obtain Speed Tubes from your dealer, write us and you will be taken care of promptly. Don't let anything interfere with the complete success of your experiments. W rite us today. CABLE SUPPLY CO. Inc. 31 Union Square New York City Announcing THE Beach Relay FOR THE Rayfoto Receiver Approved by A. G. Cooley Available Now, Write L. S. BRACH Mfg. Corp. 129 Sussex Ave. Newark, N. J. AERO Corona Coil Used in New Cooley "Rayfoto" Of course the new Cooley "Rayfoto" uses an AERO Inductance Coil. This special coil is designed to meet the exact specifications of A. G. Cooley, whose "Rayfoto" receiver so many experimenters will build. For every inductance requirement AERO Coils are proved best — by experts and amateurs as well. Always specify AERO Coils if you want the finest in radio performance. AERO PRODUCTS, Inc. 1722 Wilson Avenue Chicago, III. A Two Year Subscription Saves You Two Dollars It saves you the bother of renewing next year. It is the most economical way to subscribe. You simply write six dollars instead of four when sending your check or money order. Try it for two years. Form the habit ! RADIO BROADCAST Garden City, N. Y. ^5 (ound^ttenn Gets Far Away Stations Loud and Clear Regardless of Static Conditions Radio Engineers and hundreds of users report that Aer-O-Liminator the sensational new Ground Antenna, gets better long distance reception, almost unbelievable freedom from static and outside noises far greater selectivity and marvelously clear and sweet tone quality. R. Curtis of 111., says "There's no such thing as static trouble since I got my Aer-O-Liminator. I get stations I never got before so loud and clear I would almost swear they were in the next room " In addition you are free from troublesome overhead aerials that everyone now knows are 6tatic-gatherers. Aer-O-Liminator (Ground Antenna) is simple and easy to install. Takes but a few minutes FREE TRIAL Make this thrilling test at our risk! Install an Aer-O-Liminator (Ground Antenna). Leave your old overhead aerial up. Try out on a night when static is bad. If you do not get a wonderful improvement in freedom from static, greater selectivity and clear, sweet tone without interfering noises, if you can't get good reception on stations that are drowned by static on your old aerial, you need not pay us a red cent Tor this test. Send coupon today for scientific explanation of Aer O Liminator (Ground Antenna), proof of per, formance, and our conclusive iron bound guarantee and remarkable Free Trial Offer. Send coupon todayl CURTAN MFG. CO 154 E. Erie St., Dept.822-T Chicago, III. RushThis Important Coup on Curtan Mfg. Co., 154 E. Erie St., Dept. 822-T Chicago, III. Please send me at once complete description of Aer-O-Liminator with details of guarantee. Scientific Proof and FREE TRIAL OFFER Name . Address City State