b91-31929e
T1STETT T1STETT1AA
The B91-31929E is a T1 INTERFACE UNIT for the STS-3192 product line. VenTel buys, sells, tests and installs PULSECOM STS-3192 products.
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Terminology
T1
- DIGITAL SIGNAL 1 (DS1, ALSO CALLED T1) IS A T-CARRIER SIGNAL DEVISED BY BELL LABS
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