Color Picture Tubes

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Picture Tubes

Color Picture Tubes

CFT Grid Type Color CRT	RCA's first automated production line for color CRTs
Color Maker Aids TV	RCA picture tube price list - 1955
Color TV, Conversion and Power Tubes	Thomas Electronics 15GP22 and Lawrence CRT
Intertel flat screen CRT	TV Colorgard
Manufacture of Color Picture Tubes	Video Display Corp. CRT Interchangeability Guide
Motorola rectangular prototype CRT	World's smallest Trinitron
New Shape for Color TV Tubes - 25 inch Rectangular	1960s RCA film on CRT manufacturing (courtesy of Jonathan LeBlanc)

* Indicates the tube is on display at the museum

Early Tubes

Early Television

Baird Telechrome (1942-45)

Early Television

DuMont Trichromoscope (1947)

Early Television

Geer CRT (1949-52)

Early Television

RCA C73275* (1951)

One gun developmental CRT

Early Television

CBS projection tube (1951?)

Early Television

RCA C73293C* (1952)

Three gun developmental CRT

Early Television

Chromatron (1952-54)

Early Television

RCA 15GP22* (1954) Used in RCA CT-100 and other 15 inch color sets

Early Television

CBS Hytron 15HP22 (1954)

Early Television

CBS 205 Colortron*

(19VP22)

Early Television

DuMont B1103 (1954)

Early Television

DuMont rectangular tube (1954)

Early Television

Zenith 21 inch

rectangular (1954)

Early Television

RCA C736785* (1954)

Early Television

RCA 21AXP22 (1955)

Early Television

CBS HD226* (1957). Early rectangular color tube

Early Television

Westinghouse 22EP22. (1957) Used in Westinghouse H22T155.

Early Television

Philco Apple (1957)

Early Television

21CYP22 (1959)

Early Television

RCA Experimental Flat CRT *

Early Television

Motorola Prototype Rectangular (early 60s)

Early Television

Uniray

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.

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