Marconi MkVIII Television Camera CCU drawer 1 open

The main control drawer. This pulls out 1 stop for the main monitoring controls, 2 stops for secondary controls and all the way out to reveal more adjustments and a meter.

This panel hinges forward for access and a measurement probe.

On the front panel are left to right:- talkback controls, master black level, the filter wheel selector, the iris control, ON, Tubes ON, Uncap buttons and a Local remote switch.

The iris control knob had different "f " numbers for each type of lens. See page 31.