Radio Broadcast (Nov 1926-Apr 1927)

104 RADIO BROADCAST ADVERTISER Ike Balloon lire of your Radio Set Removes all the shocks The new SOFRUBBA socket eliminates all microphonic noises LIVE RUBBER . . . and guaranteed for FIVE YEARS Some of the remarkable features of SOFRUBBA are given below: It is unbreakable. It is adaptable to top and subpanel mounting without change. It aligns itself to warped panels and imperfect panel drilling. The one piece tinned contacts are slightly offset in the resilient rubber, guaranteeing a self wiping contact on either old or new style tubes. You are assured of deliveries, guaranteed by bond. Its low price, alone, makes it distinctive. Price sixty cents Inquire of any reputable dealer, or direct MOULDED PRODUCTS CORPORATION 549-551 West 52nd Street, New York City Attention Department C SOFRUBBA ftradlepstat f PERFECT FILAMENT CONTROL ^ Provides complete N noiseless filament con ^ trol for all radio tubes V withoutchangeof con % nections. Metal parts SJ are nickel plated. One % hole mounting. Self Jn contained switch opens 3j battery circuit when % desired. ^ ^en-Bnar%yr Ca i Electric Controlling Apparatus m mm 278 Greenfield Avenue Milwaukee* Wis. VMW."AV.WAVWAW.'Ai TF you like this magazine with its coated paper and enlarged siz,e — then why not subscribe and get it regularly — by the year, $4.00, Six months, $2.00. Doubleday, Page & Co. Garden City New York B BATTERY ELIMINATOR Money-Back Guarantee No more worry with "B" Batteries! Throw the worn-out old cells in the ash can! Hook up a Roll-0 "B" Battery Eliminator and forget battery troubles forever. This wonderful new invention means better reception, sharper tuning. Gives you more real pleasure from your set. Completely Equipped— No "Extras'* to Buy Operates perfectly on direct or alternating current, giving up to 90 volts current, and using the full wave of the power supply. Simple directions enclosed — anyone can plug it in to any kind of set up to six tubes. Constant voltage gives set more power without danger of burning out tubes. Costs no more than set of good "B" Batteries. Solidly built in beautifully finished metal case, with genuine bakelite top. SEND YOUR ORDER NOW Don't blame your set because run down "B" Batteries won't let it work right. Order your Eliminator NOW. Former price. $12.95. Now cut to $7.95. Write name and address on a piece of paper, pin a dollar bill to it, and mail it TO-DAY. Pay postman balance ($6.95 plus a few cents postage) when he delivers your Eliminator. Use it ten days. If not more than satisfied, return it and get your money back. THE ROLL-O RADIO CO. Dept. Q-3, Third & Sycamore Sis „ Cincinnati, Ohio FAKE MONEY EVENINGS w Iwl Let me show you how 4364 men without exI I perience are adding from $25 to $75 to their • * income each week without giving up their present position. Sell the fastest selling article today— radio. Demonstrate evenings. Five tube instruments as low as $25 and big commission to you. Exclusive territory to right men. Write today for 96-page book which tells how 4364 men have done it. Don't delay — territory going fast. O. K. FISCHER, 122 W. Austin Ave.. Chicago, 111. Why not subscribe to Radio Broadcast? By the year only $4.00; or two year, $6.00, saving $2.40. Send direct to Doubleday, Page & Company, Garden City, New York. Build the best — Socket Power Devices —A and B Supply Devices Power Amplifiers Impedance Amplifiers And are best — For Filter Uses Rectifiers By Pass Blocking D. C. American made of best of materials to full capacity. All sizes and types. -Jr POTTER MFG. CO. North Chicago, 111. •fr Examined and approved by Radio Broadcast yt