Radio Broadcast (May-Oct 1925)

Record Details:

Title:
Radio Broadcast
Date:
May-Oct 1925
Publisher:
Garden City, N.Y., Doubleday, Page & company [etc.]
Volume:
Radio broadcast ..
Leaf #:
000300
Language:
English
Subjects:
radio periodical, Radio -- Periodicals
Contributor:
Library of Congress, MBRS, Recorded Sound Section
Sponsor:
Library of Congress, Motion Picture, Broadcasting and Recorded Sound Division
Coordinator:
Media History Digital Library
Description:
Radio Broadcast supported home listeners of the new technology of radio – for building or buying a receiving set to explaining the technology used by the new radio stations. Throughout the magazine shows the cultural influence of radio as it evolved from hobbyist to mainstream. -- David Pierce, 2011
Date Added:
September 29, 2022
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286 RADIO BROADCAST ADVERTISER JUNIOR Here's the Vernier that Gives Your Condensers a Chance! No friction devices nor geared attachments to affect the efficiency of your tuner. Continental Junior is a miniature condeiv ser of advanced design with no perceptible losses. Shunted across a standard conden' ser it provides a perfect micrometric control with gradations impossible to get on any existing vernier devices. On the new close wave length assignments the Junior is a positive means of eliminating interference and heterodyning. The price of the Junior is $1.50 — boxed with knob, pointer, and attachments that require no soldering. One hole mounting. When you buy the Junior ask your dealer to show you the New Continental Separator for low wave length tuning. If he can't supply you, write Condenser Headquarters. GARDINER & HEPBURN, Inc. 611 Widener Bldg. Philadelphia, Pa. NEW! Resistance-Coupled Amplifier Kit $£ 00 for only O*™ Electrad 3 stage Resistance-Coupled Amplifier Kit No. 1. Price $5,00 Write for free diagrams and instructions ELECTRAD, Inc. 428 Broadway New York City /TLaltoratorif BS Distortionless Simplification,, ,000, 48,000, 50,000, 100,000 Ohms. List $1.50 each. Special Sizes to Order $2.50 each. Dealers write for discounts. When Better Resistances are made they will he Crescents. Crescent Radio Supply Co. -3 Liberty St., Jamaica, N. Y, Antennaphohe IMPROVES RECEPTION to install. Not attached to, but merely placed under the telephone. Sold with a money-back guarantee. AT YOUR DEALER or sent by mail complete with insulated wire upon receipt of One Dollar. Antennaphone Co., 90 West St., N. Y. C. DURHAM Grid Leaks Used by Eagle, Howard,Thompson, Zenith and others. Fit all sets. Sold on guarantee. Metallised Fixed Leaks 18 sizes; under ^ meg., 75c; over % meg., 50c. Qlass Sealed Variable Leaks 3 sizes fit all sets; 75c each for 1/10, 5 and *7£TC 10 megs # ^ oAt dealers or postpaid DURHAM & COMPANY, Inc. 1936 Market Street • Philadelphia, Pa. + Tested and approved by Radio Broadcast