What is the ideal DC voltage across the NT1? In practice, we have found that 93 - 98 volts for Fujitsu FETEX exchanges...
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and 98 - 104 volts for Siemens exchanges works well. What are the ideal values?
The BRI physical layer specification is International Telecommunication Union-Telecommunications Standards Section (ITU-T), formerly the Consultative Committee for International Telegraph and Telephone (CCITT) I.430.
As for voltage - there are many factors here and this question would best be answered by the manufacturer.
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