Term - ISDN (Integrated Services Digital Network) |
| ISDN (Integrated Services Digital Network) | SWPP Photographic Glossary | Wednesday 17th December 2025 |
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ISDN (Integrated Services Digital Network)A telephone connection used mostly by businesses because it allows data files to be transmitted at about twice the speed of normal telephone lines. It costs about 50 to convert a line and costs about 40 per month rental.
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Information provided by: SWPP |