4 units sold as together as a lot

Used Adtran TSU 120e

Condition: Used, fully functional

Product features and descriptions:

The TSU 120e is modular, full-featured T1/FT1 multiplexer designed to support a wide range of end-user applications.

General Information
Manufacturer Adtran Manufacturer Part Number 1202129L1 Manufacturer Website Address www.adtran.com Product Name TSU 120e T1/Fractional T1 DSU Product Type T1/Fractional T1 CSU/DSU
Technical Information
Data Encoding AMI/B8ZS Diagnostic Features

Local: Payload, Line, and DTE Loopback

Remote:
- Payload, Line, and DTE Loopback
- Fractional T1 Loopback: Per ANSI T1.403-1995, Annex B
- CSU Loopback (from Carrier Network)

Test Pattern Generator and Detector:
- QRSS and 511 (selectable DS0s)
- All 0s and All 1s (transmit only)

Interfaces/Ports
Ports EIA-232 Serial | 2 x 8-pin RJ-45 Connector Physical | 8-pin RJ-48C Physical | 34-pin Serial V.35 Mechanical | 8-pin RJ-48C DSX-1 Physical Electrical Interface CCITT V.35
Media & Performance
Data Transfer Rate 1.54Mbps
Management & Protocols
Management SNMP
Power Description
Input Voltage 115 V AC Frequency 60 Hz Power Consumption 9 W
Environmental Conditions
Temperature 0 °C to 45 °C Operating | -20 °C to 70 °C Storage
Physical Characteristics
Dimensions 7.92cm Height x 21.59cm Width x 31.75cm Depth Weight 1.81 kg
Miscellaneous
Additional Information

Network Interface:
- Framing: D4(SF)/ESF, AT&T 54016 or ANSI T1.403
- DS0 Assignment: user selectable
- T1 Transmit Timing: Network, Secondary NI, Normal (CSU), Internal, Base DSX-1 or Base DTE

V.35 DTE Interface:
- Clock Options: Normal/Inverted & Internal/External

Dial BackUp:
- Accessible on base V.35 DTE Port
- Requires optional V.35 "Y" cable
- DBU Dialing: DTR dialing
- DBU Test: Loopback to DCE, Test dialup network, Force dial backup

DSX-1 Interface:
- Line Interface: DSX-1 per ANSI T1.102
- Physical Interface: RJ-48C, modular 8-pin
- DSX-1 Framing: D4(SF)/ESF
- DSX-1 Line Code: AMI/B8ZS
- DSX-1 Line Length: 0 to 655 ft in 133 ft steps

Testing and Troubleshooting:
- Local: Payload, Line, and DTE Loopback
- Remote:
- Payload, Line, and DTE Loopback
- Fractional T1 Loopback: Per ANSI T1.403-1995, Annex B
- CSU Loopback (from Carrier Network)
- Test Pattern Generator and Detector:
- QRSS and 511 (selectable DS0s)
- All 0s and All 1s (transmit only)
- Performance Monitoring:
- Error Counts: ES, SES, UAS, % AS, % EFSEC, Alarms and Error Rates
- Reports: NI information stored for last 24 hours (15-minute increments)
- PRMS: ANSI performance report messages
- Network & DSX-1 Interface Test Jacks:
- Bantam Jacks: TX, RX and RXMON

Management Options and Interfaces:
- Control In/Control Out Ports:
- Interface: EIA-232, PC serial port, modem or SLIP connection to router
- Physical Connector: RJ-45, modular 8-pin SNMP/Telnet
- SLIP connection to router
- MIB II, RFC1213, and 1407 compliant
- ADTRAN Enterprise MIB for extended monitoring, 120e control/configuration and expansion module support
- Service: SNMP, Telnet, ICMP, ARP, PING, T-Watch PRO

Certifications & Standards

UL 1950

CUL

FCC Part 15 (Class A)

FCC Part 68