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Announcing the
QUAM
PERNANIC
A Radical Departure from Conventional Speaker Design !
•
Dynamic Performance at 70%
of Dynamic Cost!
•
The Perfect Speaker for Moderately
Priced Receivers!
•
Better Sensitivity
•
Improved Bass Response
•
Lower Rectifier Drain
•
Lightweight
•
More Compact Design
An exclusive development of the QuamNichols Laboratories, the Quam PERMANIC is revolutionizing speaker and receiver design. Only a laboratory with the years of experience in speaker design, and the unexcelled facilities for painstaking research and development could produce the Quam Permanic, the most outstanding development in speakers for the last deca<Je. Write for complete details.
QUAM REPLACEMENT SPEAKERS
Designed for highest tonal qualities, Quam Quality Built Speakers are perfect for replacement purposes, and are designed to meet the specific needs of servicemen, distributors and dealers. The outstanding, exclusive features of the Quam Replacement Speakers are making this the most popular and profitable speaker line in America today !
EXCLUSIVE QUAM FEATURES
Interchangeable Transformers • Standardized Voice Coil Impedances • Effective Dust and Moisture Protection • Rugged Unit Welded Construction • Armored Field Coils • Conservative Ratings • Attractive Display Cartons • A Type for every requirement • Priced for generous profits.
WRITE FOR BULLETIN 54
QUAM-NICHOLS CO.
33rd PI. & Cottage Grove, Chicago 1674 Broadway, New York
SOUND SYSTEMS, AMPLIFIERS & ACCESSORIES— Cont'd
SUNDT ENGINEERING CO., 4238 Lincoln Ave., Chicago, m.— PA, SS
SUPREME FIDELITY— Darid Bogan Co., Inc.
TALKING DEVICES CO., 4451 Irving Park Blvd., Chicago, 111.— PA, PRE
TECHNICAL PRODUCTS INTERNATIONAL, 135 Liberty St., New York, N. Y., "Tinamite"— K, PA, PRE, SS
TELETRAN PRODUCTS CO., 2233 University Ave., St. Paul, Minn.— C, K, PA, SS
TELEVISO CO., 341 N. Pulaski Rd., Chicago, HI.— PA, PRE
THORDARSON ELECTRIC MFG. CO., 500 W. Huron St., Chicago, HI., "Thordarson"— K, PA, PRE
TINAMITE — Technical Products International
TRANSFORMER CORP. OF AMERICA, 69 Wooster St., New York, N. Y., "Clarion"— C, I, PA, PRE, SS
TRIUMPH MFG. CO., 401T W. Lake St., Chicago, 111.— PA, PRE, SS
TURNER CO., Cedar Rapids, Iowa— PA, SS
UNITED CINEPHONE CORP., United Electronic Industries Div., 43-37 33rd St., Long Island City, N. Y.— PRE, SS
UNITED SOUND ENGINEERING CO., 2233 University Ave., St. Paul, Minn., "U.S.E."— I, PA, SS
UNITED TRANSFORMER CORP., 150 Variek St., New York, N. Y., "UTC"— K
U.S.E. — United Sound Engineering Co.
U.T.C. — United Transformer Corp.
VOCAGRAPH SOUND SYSTEMS, INC., 164 N. May St., Chicago, HI, "Vocagraph" — C, PA, PRE, SS
V0LU-T0NE CO., 226 North Main St., Los Angeles. Calif.— PA
MONTGOMERY WARD & CO., W. Chicago & N. Larr Sts., Chicago, HI., "Airline"— C, PA, PRE, SS
WEBSTER-CHICAGO— Webster Co.
WEBSTER CO, 5622 Bloomingdale Ave., Chicago, HL, "Webster-Chicago"— I, PA, PRE, SS
WEBSTER ELECTRIC CO., Racine, Wis., "WebsterElectric"— I, PA, PRE, SS, C
WESTERN ELECTRIC CO., 195 Broadway, New York. \. Y.. "Western Electric"— PA, PRE, SS
WESTERN ELECTRONICS CO., 1810 S. W. Yamhill, Portland, Ore.— PA, PRE, SS
WESTERN FELT WORKS, 4115 Ogden Ave., Chicago,
HL— AM WESTERN SOUND & ELECTRIC LAB., INC., 311 W.
Kilbourn Ave., Milwaukee, Wis. — PA, PRE, SS WHOLESALE RADIO SERVICE CD., INC., 100 Slith
Ave., New York. N. Y., "Lafayette" — I, K. PA.
PRE, SS
SPEAKERS & PARTS
Accessories ACC
Acoustic chambers CH
Baffles B
Cones C
Electro-dynamic D
Field coils F
Field exciters FE
Grille cloths GC
Horns H
Magnetic M
Permanent magnet dynamic • PM Stands ST
ACME WIRE CO., New Haven, Conn— F
AMERICAN COMMUNICATIONS CORP., 1650 Broad way, New York, N. Y., "American"— ACC. CH. B, FE
AMERICAN FELT CO., 315 Fourth Ave., New York. N. Y.— ACC
ARIST0N MFG. CORP., 4045 DIversey Ave.. Chicago. HI., "Ariston"— D, F, M, PM
ARLAB— Arlarny Mfg. Co.
THERE'S A
B0GEN AifvpJ^ie/i
FOR EVERY PURPOSE
OR every Sound need, there is a Bogen Unit. . . . From the 6 watt, Ultra Compact, low priced System to the DeLuxe Binaural Amplifier, the DX70. If you have a sound problem, come to "Sound Headquarters" for its solution! On Demonstration at all Good Jobbers and Distributors. Write today for our fully illustrated Catalog. It's the "Blue Book" of Public Address Systems.
DOVIDBOGBI
CO. 663 BROADWAY Hie. NEW YORK, N.Y.
72
RADIO YEAR BOOK