Guangdong Global Telecommunication Technology Co., Ltd.
Guangdong Global Telecommunication Technology Co., Ltd.
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4 Port Internal Network Card , Service O622-4 Ethernet Adapter Card Transparent Transmission
The O622-4 card is used as a tributary card or a line card in the system to implement the access and processing of four STM-4 optical interface services.
The main functions of the card are as follows:
The working principle of the O622-4 card is shown as below.
The Optical Interface Specifications of the O622-4 Card,
| Item | Specification | ||
| Optical Interface Type | S-4.1 | L-4.1 | L-4.2 |
| Target distance (km) | 15 | 40 | 80 |
| Source type | MLM | MLM | SLM |
| Mean launched optical power (dBm) | -14 to -8 | -2 to +2 | -2 to +2 |
| Central wavelength (nm) | 1274 to 1356 | 1296 to 1330 | 1480 to 1580 |
| Minimum extinction ratio (dB) | 8.5 | 10.5 | 10.5 |
| Receiving sensitivity (dBm) | -30 | -30 | -30 |
| Overload point (dBm) | -8 | -8 | -8 |
| Item | Specification |
| Weight (kg) | 0.815 |
| Panel dimensions: H×W×D (mm) | 368×25×210 |
| Item | Specification |
| Power consumption (W) | 26.5 |