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| NT1 ISDN Network Terminations | |
| Tone Commander manufactures a complete line of NT1 ISDN Network Terminations for connecting digital voice and data equipment to the ISDN network. All of our NT1 models are compatible with any Central Office that supports the ANSI standard 2B1Q U-interface, and are also compatible with both National and Custom ISDN standards. | ||
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Standalone and rack mount solutions for industry-standard NT1B-300 applications. |
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The industry's highest density, lowest cost rack mount solution. |
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  NT1U-110TC, NT1-110 Rack |
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Economical solution for data applications. |
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Battery Backup Options for racks -PWR1, -PWR2, and -PWR3 Local Power Supplies for NT1s and ISDN Telephones PS-50 Bulk Power Supply for NT1s and ISDN Telephones |
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 NT1U-220TC, NT1U-100TC |
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These
models are discontinued. |
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(800)
524-0024