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Seven out of the ten leading television set makers are today
using Sylvania Picture Tubes. Why this overwhelming popularity?
Much of the credit will be found in the splendid
quality and scientific purity of Sylvania's Tungsten and
Chemical Components. And NOW, these products, based
on 15 years research and special skills, are offered to you!
For example:
Picture Tube Phosphors by Sylvania are superior because
they are carefully controlled for particle size, brightness,
and uniformity of color. Sylvania offers a number of these
quality phosphors for black and white television. Of special
interest is the phosphor blended for maximum cross -burn
resistance. Also available are phosphors for color television
picture tubes and cathode ray tubes. All may be obtained
in 1000 lb. lots to eliminate any color- matching problems.
Potassium Silicate is produced by Sylvania with exact
control of the ratio of the two elements involved, thus assuring
optimum wet -screen strength. Its high chemical purity
helps maintain screen brightness and good color. Each container
of this Sylvania quality chemical guaranteed to contain
28% total solids.
Stranded Tungsten Coils for Vacuum Metalizing. With
Sylvania Tungsten Coils, you can depend on highest performance
at lowest cost. These stranded coils provide .1
uniform deposit of metal where needed. They're sturdy too
... reduce mechanical breakage in the loading of filaments.
Sylvania Tungsten Coils also give you more shots from each
filament, and the best heat for evaporation.
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Tungsten Wire for Cathode Heaters. Sylvania controls
and quality checks its tungsten wire production, from ore
to finished product. With Sylvania Tungsten Wire, you can
be sure of good retention of shape and other desirable characteristics
after treating and coating.
Triple Carbonate Cathode Emission Coatings. These
Sylvania coatings comply with the highest standards of
purity. Made by Sylvania's improved methods, these coatings
are offered in a range of exact chemical compositions
and particle sizes to meet the requirements of any manufacturer.
We'll be happy to send you full information concerning
the complete line of Sylvania Tungsten
and Chemical Components. Address your inquiries
to: Sylvania Electric Products Inc., Dept.
3T -3504, 1740 Broadway, New York 19, N. Y.
SYLVANIA
IUNCSTEN & CHEMICAL PRODUCTS; RADIO TUBES; TELEVISION PICIURE TUBES; ELECTRONIC PRODUCTS, ELECTRONIC TEST EQUIPMENT; ELUOPFS'FN1 I AMPS, FIXTURES. LICHI BULBS PHOTOLAMPS, TELEVISION SETS
APRIL, 1953 RADIO -ELECTRONIC ENGINEERING