Category:Digital telephone systems

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IEEE GHN Category

An ivory digital phone - developed for The United Kingdom GPO (General Post Office) in 1984 - Image by Deben Dave

Pages in category "Digital telephone systems"

The following 8 pages are in this category, out of 8 total.

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Media in category "Digital telephone systems"

This category contains only the following file.

Digital Telephone System GPO Statesman 1984 Ivory Inside Chip Attribution.jpg 800 × 600; 71 KB

Category:Digital telephone systems

Pages in category "Digital telephone systems"

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Media in category "Digital telephone systems"