NTSC Field Test Sets

Early Television

Early Color Television

NTSC Field Test Sets

Most of the sets below were receivers used in "Field Testing" of the NTSC Standards from late 1951 until May 1953. The NTSC submitted its petition after this testing to the FCC in July 1953.

Early Television

RCA first direct-view color demonstration - (March 1950)

Early Television

RCA 16 inch prototype (1950

Early Television

RCA 16 inch prototype (1950)

Early Television

RCA 16 inch prototype (1950)

Early Television

RCA Model 1 Converter (1950)

Early Television

RCA Model 1 (1950)

Early Television

RCA Model 2 (1951)

Early Television

RCA Model 2 Converter (1951)

Early Television

RCA CPA Prototype (1951-52)

Early Television

RCA Model 3 (1952)

Early Television

1951 21 inch prototype

Early Television

In March, 1950 RCA demonstrated its color sytem to the FCC. On the left is a set using a single gun color tube. In the center is a black and white set, and on the right is a set using a tricolor tube.

Trinoscopes

Early Television

RCA Trinoscope #1 (1950)

Early Television

Interior of Trinoscope #1

Early Television

RCA Trinoscope (1950) (Danny Gustafson Collection)

Early Television

RCA Trinoscope #2 (1950)

Early Television

Interior of Trinoscope #2

Early Television

Early Television

Early Television

RCA 1949 dot sequential prototype. Three 2 1/2 inch CRTs were used.

Other Prototypes

Early Television

Hazeltine color projection prototype

Early Television

Hazeltine CPA prototype

(RCA prototype photos courtesy of Dave Abramson)