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The Adtran TSU 2nd Generation (Model 1202.060L1) is a T1 Service Unit used in telecommunication systems for multiplexing and managing T1 circuit services. It's commonly installed in enterprise environments to interface with carrier T1 lines and route them to voice or data equipment. Key Features: Model: TSU 2nd Generation Part Number: 1202.060L1 Manufacturer: Adtran, Inc. Interface: T1 CSU/DSU interface Display: LCD with navigation buttons (ENTER, CANCEL, arrows) Port Type: RJ48C (T1 interface) Function: – Acts as a T1 network termination device – Performs signal regeneration and framing – Supports local and remote diagnostics – Allows fractional T1 (subrate channelization) Alarms/Indicators: – Power (PWR), Error (ERR), Alarm (ALM), Test – TD/RD (Transmit/Receive Data), RS/CS for signal control Power: Low-voltage DC input (via wall transformer or backplane supply) Certifications: UL, FCC Part 15/68, Canadian ICES-003 Mounting: Standalone desktop or rack-mountable with appropriate hardware Common Use Case: – Connect PBXs, routers, or channel banks to T1 service – Used by telecom providers and enterprise networks for WAN access This is a legacy but robust solution used for managing digital T1 lines in commercial telecom infrastructure Please review pictures carefully and let us know if you have any questions!
Condition: Used
Weight: 1.14
Depth: 6.00
Length: 12.00
Width: 9.00
SKU: 5078 4.S6.11.3
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