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-RADIO BROADCAST ADVERTISER.
THIS year is scheduled by all seasoned manufacturers, both sales and manufacturing. It is on next year's production that Dongan best can serve you.
You then will require a source for the finest of transformers — a source that will always keep your production line moving.
You are assured exactly that from Dongan — designing and manufacturing the finest of approved audio and power transformers. Our sales-engineering department is ready to discuss with you next year's vogue in Transformers.
We are prepared to furnish complete parts for construction of amplifiers for theaters, dance halls, or public address systems.
Exclusively M'fr's of Parts for the Set Manufacturer
Transformers Chokes
Condenser Units
Dongan Electric Manufacturing Co.
2991-3001 Franklin Street
Detroit Michigan
A Radio Parts Guide
THE NEW
Catalog
Send for it today for _i complete listings of H Radio Convenience iJL Outlets, C o n n e c t o r M Plugs, Rheostats, Fixed and Grid Resistances, jm Jacks, Jack Switches, ™ Phone Plugs, etc.
YAXLEY MFG. CO.
Dept. B, 1528W Adams St., Chicago, 111.
For Exact RadioTube ^Voltaqe
With micrometer accuracy, AMPERITE automatically controls each tube. Lengthens tube life. A type for every tube. $1.10 ™:th mounting (in U. S. A.).
/\MPERITE Corporation
661 BROADWAY. NEW YORK FREE — "A mperite Vest Pocket Tube Chart." Write Dept. KB-11
a. u . a. f,
SELF-ADJUSTING" Rluartat
I ATTENTION! SERVICE MEN
Quality Replacement Blocks and By-Pass Units for
Radio Receivers "B" Eliminators Power Supply Units
Replacement Blocks
Code Eliminator used with Price
4341 Majestic Standard "B" $10.00
4343 Majestic Special Master $11.00
4347 M ajestic Super "B" $12.00
4359 Majestic Master "B" $11.50
4360 Brown "B" Super Power $H.OO
(Green Brown)
22-54 ||n4th ABCPower Supply $12.00
572-s ^::vt^:(:7:2S).^ Tyro $12.00
572-S Stewart Warner $12.00
The Potter Co.
North Chicago, Illinois
A National Organization at Your Service
No. 245
Set and Tube Tester
A new j-meter model. Tests screen grid. Compact, Simple, Rugged, Accurate. At your jobbers. Dealers net price $12.00. If ordered direct, remittance must accompany order.
READRITE METER WORKS
Established 1904 14 College Ave. Bluffton, Ohio
6 •
• NOVEMBER 1 0 2 <) •