A report about the EMI
4 tube separate luminance colour camera demonstrated to the BBC and
the EBU delegates was given in the August 1963 journal of the Brit.
IRE page 107 &108. It said the 4 ½ inch IO was used for the
luminance and three 1 inch Vidicons were used for the chrominance signals.
The BBC research department report No.
deals with the comparisons between different colour cameras.
A discription of the work done by EMI, Marconi and RCA was published in "International TV Review" November 1963, by Charles Taylor FRSA.
Built in six weeks from a standard 4½ inch Image Orthicon camera
(EMI203?) and an industrial camera (EMI204?) The Vidicons, type 106767SC, used the light
not required by the stopped-down luminance Image Orthicon tube, type 9565.
The lens, a Varotal III was incorperated into the body of the camera in a folded arrangement.
said that the experience gained from this camera led to the development
of the EMI 2001 camera.