STM-1 Optical Electrical Converter
STM-1 Optical Electrical Converter
STM-1 fiber to BNC modem
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STM-1 Optical Electrical Converter STM-1 fiber modem:SDH-EOC
Description
STM-1 Optical/Electrical Converter
Introduce
Overview
SDH-EOC is an interface converter for STM-1 electrical and optical interface conversion.
It is designed for the SDH equipment coaxial interface and optical interface interconnect,
as well as the ATM 155.520 Mbps interface and SDH device interconnection.
Complete loop-back facility is supported for system diagnostic and commissioning. Compact casing and simple operation achieve the cost saving and investment protected.
STM1-EOC is the use of ASIC circuitry design technology developed, STM-1/OC3 high-speed fiber-optic modem, transmit the transparent unframed 155.52Mbps electrical signals by fiber optic cable, expanding the STM-1/OC3 transmission distance.
STM1-EOC transmission characteristics comply with ITU-T G.703/813/958 STM-1 standard.
STM1-EOC transmission characteristics comply with Bellcore SONET GR-253 standard.
STM1-EOC no need to do any complex settings, using simple, easy to operate.
STM1-EOC with complete diagnostic capabilities, can perform local analog loopback and local digital loopback.
STM1-EOC optical interface supports SC/ST/FC optional; SM/MM optional; WDM or normal;
Transmission distance can be 2Km/20Km/40Km/60Km optional. The product is fully compliant with FCC Part 15 requirements.
Features
High reliability, comply with ITU-T G.703 and G.957
Single Fiber Bi-Directional is selectable
State-of-the-art design, ensure normal working under different environment.
Supports local and remote loop-back on electrical or optical interface for system diagnostic.
Suitable for SDH and ATM 155.52 Mbps interface interconnection.
Simple operation and maintenance
Compact design and low power consumption.
Specifications
Fiber optic modes: | 8.3/125μm 8.7/125μm 9/125μm 10/125μm single/multimode, single/double fiber |
Transmission distance | 2KM/20KM/40KM/60KM |
Fiber optic interface: | SC /FC/ST |
Speed Rate | 155.52Mbps |
Transmission mode of code | NRZ |
Wavelength | 1310nm and 1550nm optional |
Transmitting electrical level: | 0~6dBm |
Receiving sensitivity: | –36dBm |
Decaying: | 1310nm ;0.4dB/km, 1550nm ; 0.25dB/km |
Electrical interface: | STM1 Coax CMI (G.703) |
Transmission mode: | Synchronous |
Speed Rate | 155.52Mbps |
Transmission mode of code | CMI |
Circuitry interface: | BNC/75ohm; |
Transmission Features: | Conforms to G.703,G.813 and G.958 |
Test methods: | Local analog loop back, Local digital loop back. |
Power supply: | AC 220V±10%,50Hz DC -48V ±15% |
Power consumption: | 5W |
Dimension | 240mm*215mm*50mm(L*W*H) |
Weight | 1Kg |
Temperature | 0~50℃ |
Hunidity | 0-90% |
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