Early Television
Early Television
Early Television
Early Television
Early Television Early Television

Early Broadcast Equipment

Diamond Power 300 Camera

Early Television

Popular Mechanics article
Diamond Power test pattern
Brochure
Assembly and Operation
Instruction Book
Technical Description
Testing procedures
Schematic diagrams
1950s Image Dissector camera
Model 400 Vidicon camera
ST-2 Vidicon camera
Information on Diamond Power cameras from Richard Diehl

Early Television

Courtesy of George Lemaster

The model 300 is was an industrial televison camera using a image dissector tube. It was made in about 1949 by Diamond Power Co., located in Lancaster, Ohio. The image dissector tube was also made by Diamond. The camera was designed by the Capehart-Farnsworth Corp. of Ft. Wayne, Indiana. Thanks to Richard Hertel for providing pictures and technical papers.

The camera itself has only two tubes in it, as video amplifiers, plus the dissector tube.

Early Television

The monitor contains the horizontal and vertical sweep, additional video amplification and the high voltage power supply for the 10FP4 CRT.

Early Television

The power unit contains the horizontal and vertical oscillators, HV supply for the image dissector, and a blanking mixer.

Early Television