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The Talking Machine IVorld, New York, May, 1928
A Radiotron for every purpose
RADIOTRON UX-201-A
detector Amplifier
RADIOTRON UV-199
Detector Amplifier
RADIOTRON UX-199
Detector Amplifier
RADIOTRON WD-11
Detector Amplifier
RADIOTRON WX-12
Detector Amplifier
RADIOTRON UX-200-A
Detector Only
RADIOTRON UX-120
Power Amplifier Last A udio Stage Only
RADIOTRON UX-222
Screen (hid Radio Freq-iencj/ Amplifier
RADIOTRON UX-112-A
Power Amplifier
RADIOTRON UX-171-A
Power Amplifier Last Audio State Only
RADIOTRON UX-210
Power Amplifier Oecillator
RADIOTRON UX-240
Detector Amplifier for Resietance-cou pled Amplification
RADIOTRON UX-250
Power Amplifier
RADIOTRON UX-226
A.C. Filament
RADIOTRON UY-227
A.C. Heater
RADIOTRON UX-280
Full-Wave Rectifier
RADIOTRON UX-281
Half-Wane Rectifier
RADIOTRON UX-874
Voltage Reyulator Tube
RADIOTRON UV-876
Hallast Tttbl
RADIOTRON UV-886
Ballast Tube
The standard by which other vacuum tubes are rated
for ei«rv purpose
' RADIOTRON Ul-Ktl-A RADIOTRON UV-199 RADIOTRON UK-1M RADIOTRON WD-11
| RADIOTRON
, RADIOTRON UX-m-A RADIOTRON UX-120 RADIOTRON UI-222
RWDTOTRON UX-ITl
RADIOTRON UX-210 RADIOTRON UX-240
RADIOTRON UX-2S0 RADIOTRON U 1-276 RADIOTRON Ur-227 RADIOTRON UX-260
RADIOTRON UV-876 | RADIOTRON UV-886
Tht itandatd by wh»eh ether mcuum tuhts arr raltd
The lingering vibrations of the fine-toned "E" string come to you on the air. Their exquisite modulations will be faithfully reproduced if the tubes of your receiving set arc RCA Radiotrons.
RCA Radiotrons arc developed and perfected in the great labo rat ones of RCA, West ingho use, and General Electric, where ihe leading broadcasting stations are also designed. In (hex laboratories each Radiotron undergoes 41 different tests. For fuller enjoyment of your radio set equip it throughout with RCA Radiotrons. Never use new rubes wirh old ones that have been in use a year or more. Sec thar your set is completely ctjuipped with RCA Radiorrons once a year at least.
KCA Kadiotron
RADIO CORPORATION OF AM E MCA
CH ICACO
FRANCISCC
Look for this mark on every Radiotron
Why sacrifice profits and easier sales when you can offer your customers RCA Radiotrons? Far and away the biggest selling vacuum tubes on the market. And there is an RCA Radiotron for every purpose. The public knows and prefers them. That is why it will pay you to carry the complete line.
RCA Radiotrons are being consistently and impressively exploited to millions of owners of radio sets by more National Advertising than is behind any other make of vacuum tube. In addition, RCA Radiotrons provide novel counter and window displays and other forceful selling helps that aid you to greater profits.
i m
RADIO CORPORATION OF AMERICA
NEW YORK
CHICAGO
SAN FRANCISCO
1\CA Radiotron
MADE BY THE MAKERS OF THE KADIOLA