F9-120-4E1 PDH Optical Multiplexer, developed by Beijing Fibridge Co., Ltd., is a point to point optical transmission device based on very-large-scale integration (VLSI) circuit technology. It provides E1 transmission for telecommunications, transmission for ISDN and various interfaces (audio and data), as well as fiber optic solutions for LAN and WAN. It is suitable for networking small-capacity switch groups, user loop networks, mobile communication (base stations), private networks, DDN networks, and more.
F9-120-4E1 PDH Optical Multiplexer, developed by Beijing Fibridge Co., Ltd., is a point to point optical transmission device based on very-large-scale integration (VLSI) circuit technology. It provides E1 transmission for telecommunications, transmission for ISDN and various interfaces (audio and data), as well as fiber optic solutions for LAN and WAN. It is suitable for networking small-capacity switch groups, user loop networks, mobile communication (base stations), private networks, DDN networks, and more.
Product Features
1. Equipped with large-scale ASIC chips, it features low power consumption and high reliability.
2. Each main channel provides four E1 (2048Kb/s) interfaces, employing full digital clock recovery and smoothing phase-locking technology.
3. The non-relay transmission distance exceeds 20 km, with a maximum range of up to 120 km.
4. Power supply: Options include DC -48V or AC 220V. Simultaneous AC/DC dual-power input is supported with mutual hot backup.
Product Specifications
Product name | 4 channel E1 PDH optical multiplexer |
Model | F9-120-4E1 |
Function description | To transmit 4 channel E1 over fiber. 1U chassis device |
Port description | 1 optical fiber port(speed rate is 155M, single or dual fibers for options, optical connector is FC or SC), 4E1 port(BNC), 1-2 channels asynchronous data ports(optional) |
Power | 220VAC and DC-48V dual power supplies |
Dimension | 485(W)x 150(D)x 45(H) mm |
weight | 3Kg/unit |
Technical specifications
1.Optical port Characteristics (Dual fibers) Line speed rate: 155Mb/s Transmit optic power: ≥-12dbm Receive sensitivity: ≤－30dBm Wavelength: 1310 or 1550nm Connector: FC/SC | 2. E1 port Characteristics Nominal Rate: 2048Kb/s, tolerance ±50ppm Port bit type: HDB3 Connector Impedance: 75OHM(unbalance) or 120OHM(balance) Electrical Characteristics of the Digital Interface: Compliant with ITU—TG.703 advice Jitter Transfer Characteristic: Compliant with Compliant with ITU—TG.703 advice Input Jitter Tolerance: Compliant with Compliant with ITU—TG.703 advice Connector: BNC |
3.RS232 Serial Port Speed rate: 19.2kb/s auto adaptive as DCE working mode Connector: DB9 | 4. Working environment Working temperature: 0-+45°C Relative humidity: ≤90%（35℃） Atmospheric Pressure: 86～106Kpa |
5. Power Supply Voltage: DC-48V or 220VAC Allowance input voltage fluctuate range: ≤+-25% Power consumption: <10W |
Model | Product name | Product Dimension | Product Weight |
F9-120-4E1 | 4E1 PDH multiplexer | 485（W）*150（D）*45（H）MM | 3kg |