ETF - Color Picture Tubes

Color Picture Tubes

Baird Telechrome	General Electric P.O.F. CRT
CFT Grid Type Color CRT	Intertel flat screen CRT
Chromatron CRT	Philco Apple CRT
Color Maker Aids TV	Thomas Electronics 15GP22 and Lawrence CRT brochure
DuMont experimental color CRTs	Zenith rectangular CRT

1950-60

15GP22 (1954) Used in RCA CT-100 and other 15 inch color sets. Click for more information.

CBS 205 Colortron (19VP22) (1954)

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Westinghouse 22EP22. Used in Westinghouse H22T155.

CBS HD266 (1957). Early rectangular color tube

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RCA C73293C (1951)

Three gun developmental CRT

RCA C73275 (1951)

One gun developmental CRT

Baird Telechrome

Modern Tubes

W76 DOS 140 - World's shallowest color TV tube. This is the last prototype color tube made by Thomson (RCA) at their Lancaster, Pennsylvania plant. This tube has an impossible 140 degree deflection angle. In fact, engineers were never able to get it to converge properly.

(Click on pictures for higher definition image)

Cutaway of a 110 degree color CRT. These items were donated by Thomson.