Radio today (Jan-Mar 1939)

Record Details:

Title:
Radio today
Date:
Jan-Mar 1939
Publisher:
New York : Caldwell-Clements, Inc.
Volume:
Radio today (Jan-Mar 1939)
Leaf #:
00093
Language:
English
Collection:
Broadcasting & Recorded Sound
Format:
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:
Date Added:
December 21, 2023
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P.M. speaker * High-fidelity speaker unit for installations where quality reproduction is desired. Unit handles up to 20 watts. Permanent magnet type field excitation. When used with proper housing, the frequency response is substantially flat from 60 to 10,000 cycles. Resonance effects reduced by proper amount of mechanical damping. Unit 9% inches in diameter. Model 751A in enclosure — model 750A unit only. Western Electric Co., 195 Broadway, New York, N. Y. — Radio Today. De luxe portable * Three-wave band superhet for standard, short wave and European long wave up to 2,000 meters. For AC-DC 110, 160, 220 volts. Packard record changer on phonograph for eight 10 or seven 12 inch records. Carries 14 discs. Crystal pick-up, universal motor, built-in aerial. Model "250-f, fabricoid, $165; 250-c, cowhide, $179.50; 250-r, rawhide, $199.50. Lehman Radio Salon, Inc., 1013 Madison Ave., N. Y. City.— Radio Today. Sound system amplifier • DX-18 amplifier, 10 tubes, 18 watts. Electronic tone corrector for varying tone response to compensate for room acoustics. Two high and two low gain inputs, remote control optional. Output impedances of 2, 4, 9, 15 and 500 ohms. David Bogen Co., Inc., 663 Broadway, N. Y. City. — Radio Today. 27-Inch dynamic speaker * Specially designed for World's Fair. Handles 85 watts. Voice coil impedance 16 ohms at 400 c.p.s. Outside diameter 16 in., depth 18 in. Weighs 455 lbs. List price $500. Cinaudagraph Corp., Stamford, Conn. — Radio Today. Radiart auto aerial * Cowl antenna that mounts under the hood, thus eliminating objectionable drilling of body panels. Telescopic and made of chromeplated rust-proof admiralty metal. Plastic insulators. Model CB-1. Radiart Corp., Shaw Ave. at E. 133rd St., Cleveland, Ohio— Radio Today. Personal radios • Models WR165 M-I-W with five tubes, super-heterodyne. AC-DC. 540-1720 kc. range. 6-1 vernier dial. WR165-M in solid mahogany cabinet, maple finish. 165-1 in ivory plastic, scarlet control knobs. 165-W in walnut plastic. Size, 8%x51/£x 41/4. Westinghouse Electric Supply Co., 150 Varick St., N. Y. City — Radio Today. Recording attachment •k Recording assembly designed for use with phonographs and combinations. Cuts standard acetate discs. Operates with as little as 2watts driving power from amplifier. Cutter impedance of 8 ohms matches secondary of output transformer. Rek-o-kut lists for $39.50. Upco Engineering Labs., 254 Canal St., New York, N. Y. — Radio Today. 150 mil bantam tubes * Line of glass bantam tubes with half the usual current drain. Used with small wire-wound resistance in the chassis to replace plug-in resistor or line-cord resistances. Tubes the same as standard types except for filament rating. New types are 12A8GT, 12J7GT, 12K7GT, 12F5GT, 12Q7GT, 35L6GT, 50L6GT, 35Z4GT, 25X6GT, Arcturus Radio Tube Co., Newark, N. J.— Radio Today. Loktal tube adapters * Molded sockets and adapters for new loktal tubes. Black bakelite or tan low-loss mica-filled bakelite. With molded-in-plate, retainer ring mounting or an adapter plate for replacement work. Adapters for tube testers, wired and unwired. Socket tops in different colors for identification. American Phenolic Corp., 1250 Van Buren St., Chicago. — Radio Today. Chairside radio with modern flair in styling with convenience of operation. Model 96E-2 by RCA-Victor is a 6-tube 3-band set selling for $69.95. February, 1939 23