Radio today (Sept 1935-Dec 1936)

Record Details:

Title:
Radio today
Date:
Sept 1935-Dec 1936
Publisher:
New York : Caldwell-Clements, Inc.
Volume:
Radio today (Sept 1935-Dec 1936)
Leaf #:
000613
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:
September 28, 2023
Something wrong or inaccurate about this page? Let us Know!

Thanks for helping us continually improve the quality of the Lantern search engine for all of our users! We have millions of scanned pages, so user reports are incredibly helpful for us to identify places where we can improve and update the metadata.

Please describe the issue below, and click "Submit" to send your comments to our team! If you'd prefer, you can also send us an email to mhdl@commarts.wisc.edu with your comments.




We use Optical Character Recognition (OCR) during our scanning and processing workflow to make the content of each page searchable. You can view the automatically generated text below as well as copy and paste individual pieces of text to quote in your own work.

Text recognition is never 100% accurate. Many parts of the scanned page may not be reflected in the OCR text output, including: images, page layout, certain fonts or handwriting.

Commercial receiver * All-wave 16-tube superhet designed for commercial and amateur use. Covers 540-20,000 kc. with continuous band spread. Each band has separate coil and air-dielectric trimmer condenser. Cam control switch selects proper coils. AVC, audio beat oscillator, tuning meter. Super Pro — list $380. With crystal filter— list $410. Hammarlund Mfg. Co., Inc., 424 W. 33rd St., New York City— Radio Today Portable sound system * Low-cost sound system for use where six watts gives sufficient coverage. Carbon microphone with 12-foot cable, feeds amplifier. Tone and volume controls. 10-inch dynamic speaker connecting cable. Total weight only 28% pounds. 110 AC operation. Model PG63-B price complete — 579.50. Other portable sound systems with velocity mikes are: PG98, 12-watt class A— $179.50; PG62-E 20-watt Class A— $299.50. Commercial Sound Section, RCA Mfg. Co., Camden, N. J.— Radio Today Hi-way windcharger * Wind driven generator for use in charging trailer battery, etc. Charges at a road speed of 22 to 45 miles per hour — maximum rate of 20 amps. Propeller blade 22 inches — weight of unit 27 pounds. Complete with ammeter and relay. List $19.95. Wincharger Corp., 2700 Hawkeye Dr., Sioux City, Iowa — Radio Today 15-inch speaker + High-power speaker with curvilinear diaphragm — capacity of 20 watts average. Designed especially for use with 6L6 beam power tubes. Frequency range of 40 to 6000 cycles. Normal field excitation 13 watts. Model 305 — list $30. Magnavox Co., Fort Wayne, Ind. — Radio Today 20-watt amplifier kit • Push-pull amplifier with 6B5 tubes. Dual channel input. Gain of 98 and 138 DB. Flat frequency response and low harmonic distortion. Total list Jefferson parts $20.50. Jefferson Electric Co., Bellwood, 111. — Radio Today Recording supplies * Professional instantaneous recording and playback disc in following sizes— 8, 10, 12, 13%, 16, 17 inches. Wider frequency response than usual. Celluse mass totally free of foreign particles and substance. Other products are a cutting lubricant, preservative, and conditioner. Universal Microphone Co., 424 Warren Lane, Inglewood, Calif. — Radio Today 15-watt amplifier * High-gain amplifier for P.A. work. Flat response within 2 DB from 50 to 10,000 cycles — overall gain 125 DB. Mixing facilities for 1 highgain and 2 low-gain input circuits. 15 watts average output. Field supply of 16 watts. 11 output impedances. Models for 115, 220, 240, 250 volts; 25 and 60 cycles. Model C-16 110-volt 60 cycles — list $51.50. Transformer Corp. of America, 69 Wooster St., New York City — Radio Today Freed-Eisemann battery portable ■*r Five-tube portable superhet for summer vacationers. Self-contained batteries, antenna, counterpoise. Tuning range — 540-1700 kc. Perm-o-flux permo-dynamic speaker. Fabrikoid carrying case with detachable cover — weight 21 pounds complete. Model P-55— list $49.95. Freed Mfg. Co., 44 W. 18th St., New Work City— Radio Today Dual-impedance velocity mike * Velocity microphone with specially designed transformer and shielded four-conductor cable allows use of high or low impedance input circuits. Mike impedance automatically changed by plugging in proper plug — no undesirable dead windings are left in circuit. Model RB-DI — list $44. Amperite Corp., 561 Broadway, New York City. — Radio Today Ranger-Examiner signal generator * Low-cost test oscillator for servicing — plug-in coils. Five frequency bands — 100-18,000 kc. — all fundamentals. Trimmer condensers built into each coil — individually calibrated. Accuracy 1 per cent on i-f. and broadcast frequencies and 3 per cent on shortwave. Self-contained batteries. Model 557 — net price complete $18. Readrite Meter Works, 126 E. College Ave., Bluffton, Ohio— Radio Today Speaker projector * Umbrella type speaker projector for sound systems where 360° sound coverage is necessary. Parabolic shaped unit houses a single dynamic cone speaker up to 12 inches diameter. Diffuses sound wave uniformly. Pipe flange support or ceiling suspension hook — size, 3-foot,diameter by 14 inches. List $90. Colortone, Inc., Sturgis, Mich. — Radio Today DeWald sets * Featured in the 1937 Model 518 AC-DC 5-tube ballast) compact. Power 1 watt — dynamic speaker, range — 540-4000 kc. Full-v brated dial. Size — 7% x 10% List $18.90. Other models are: 520 5T 2-band AC table 517 5T auto radio 617 6T auto radio Pierce-Airo, Inc., 510 Sixth York City — Radio Today line is the (including output of Tuning ision calix 6 inches. $2B.ao 29.95 44.95 Ave., New July, 1936 57