Museum of the Broadcast Television Camera

Notes:-
EMI handbook T.L.1488, a supplement with updates and improvements for camera's type 203/6 serial numbers 357 and upwards. The major design changes include:-

1. A new focus supply stabilizer in the PSU type 223 from Sr.No. 313

2. A redesigned focus & scan coil with better corner resolution & geometry, from Sr.No. 357

3. Rack & pinion focusing gear, and viewfinder improvements .

4. A redesign of the control panel with calibrated target bias control, from Sr.No. 359

5. New modules, unit 1 and unit 4, for the CCU. From Sr.No. 363

 

Index:-
Page 01 EMI 203 Image Orthicon Television Camera.
Page 02 EMI 203 Image Orthicon Television Camera rear view
Page 03 EMI 203 Side open
Page 04 EMI 203 Cable side open
Page 05 EMI 203 Line scan unit withdrawn
Page 06 EMI 203 Line scan close up
Page 07 EMI 203 Image Orthicon tube insertion
Page 08 EMI 203 Lens adaptor
Page 09 EMI 203 Diascope unit
Page 10 EMI 203 Camera Lens (standard TV88 specification)
Page 10a Turret lens interference chart
Page 11 EMI 203 CCU and control panels
Page 12 EMI 203 CCU and control units open
Page 13 EMI 203 Remote control panel
Page 14 EMI 203 CCU open
Page 15 EMI 203 Control panel front
Page 16 EMI 203 Control panel connectors
Page 17 EMI 203 Control panel open
Page 18 EMI 203 Camera picture (on EMI 301 monitor)
Page 19 EMI 203 Camera showing re-positioning of focus control
Page 20 EMI 203 Camera iris drive motor
Page 21 EMI 203 CCU's specials to BBC requirements
Extra pages:-
Page 22 Image Orthicon tube data (this line is a spur, returns to here)


Survivors List A list of known surviving EMI 203 cameras

Recollections of working at BBC TVC by Eamon 1964-8 pdf

Circuit Diagrams:-

Fig. 15 Camera Head type 203 Circuit Diagram 1

Fig. 16 Camera Head type 203 Circuit Diagram 2

Fig. 19 Camera Control unit type 213 Circuit Diagram
Fig. 26 Power Supply type 223 Layout
Fig. 27 Power Supply type 223 Block Diagram
Fig. 28 Power Supply type 223 Circuit Diagram
Fig. 31 Power Supply type 223 -600v HT unit
Fig. 32 Servo Ampilfier unit Circuit Diagram
Fig. 47 Channel Talkback System Circuit Diagram

 

Adverts:-
Period advert Wireless World March 1960.