British Post Office Monarch 120 system digital PABX (private automatic branch exchange) equipment cabinet

British Post Office Monarch 120 system digital PABX (private automatic branch exchange) equipment cabinet British Post Office Monarch 120 system digital PABX (private automatic branch exchange) equipment cabinet British Post Office Monarch 120 system digital PABX (private automatic branch exchange) equipment cabinet British Post Office Monarch 120 system digital PABX (private automatic branch exchange) equipment cabinet

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Creative Commons LicenseThis image is released under a CC BY-NC-SA 4.0 Licence

Buy this image as a print 

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License this image for commercial use at Science and Society Picture Library

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Creative Commons LicenseThis image is released under a CC BY-NC-SA 4.0 Licence

Buy this image as a print 

Buy

License this image for commercial use at Science and Society Picture Library

License

Creative Commons LicenseThis image is released under a CC BY-NC-SA 4.0 Licence

Buy this image as a print 

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License this image for commercial use at Science and Society Picture Library

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Science Museum Group Collection
© The Board of Trustees of the Science Museum

Science Museum Group Collection
© The Board of Trustees of the Science Museum

Science Museum Group Collection
© The Board of Trustees of the Science Museum

Science Museum Group Collection
© The Board of Trustees of the Science Museum

British Post Office Monarch 120A system digital PABX (private automatic branch exchange) equipment cabinet, made by Plessey Office Systems Ltd, British, design introduced into service 1980

Details

Category:
Telecommunications
Object Number:
2015-488
Materials:
metal (unknown) and plastic (unidentified)
Measurements:
overall (estimated weight): 1720 mm x 560 mm x 600 mm, 500 kg
type:
electronic device
credit:
BT Heritage and Archives