File:Phone systems 001.png

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Size of this preview: 800 × 385 pixels. Other resolutions: 320 × 154 pixels | 874 × 421 pixels.

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	09:53, 14 July 2015		874 × 421 (38 KB)	Philip Lacey (talk | contribs)

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• Scenario - bxp and understanding phone systems

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Horizontal resolution	37.79 dpc
Vertical resolution	37.79 dpc