30 Channel Voice FXO FXS over Fiber Multiplexer With FE + E1
Short Description:
| Multi-mode Fiber | |
| Maximum transmission distance | 5Km @ 62.5 / 125um single mode fiber |
| Wave Length | 820nm |
| 820nm Transmitting power | -12dBm (Min) ~-9dBm (Max) |
| Receiver sensitivity | -28dBm (Min) |
| Link budget | 18dBm |
| Single-mode Fiber | |
| Maximum transmission distance | Maximum transmission distance40Km |
| Wave Length | 1310nm |
| Transmitting power | -9dBm (Min) ~-8dBm (Max) |
| Receiver sensitivity | -27dBm (Min) |
| Link budget | 18dBm |
| E1 Interface | |
| Interface Standard | comply with protocol G.703 |
| Interface Rate | n*64Kbps±50ppm |
| Interface Code | HDB3 |
| E1 Impedance | 75Ω (unbalance), 120Ω (balance) |
| FXS Phone Interface | |
| Ring voltage | 75V |
| Ring frequency | 25HZ |
| Two-line Impedance | 600 Ohm (pick up) |
| Return loss | 40 dB |
| FXO Switch Interface | |
| FXO Switch Interface | 35V |
| Ring detection frequency | 17HZ-60HZ |
| Two-line Impedance | 600 Ohm (pick up) |
| Return loss | 40 dB |
| EM 2/4 Line | |
| AD | 0dB |
| DA | -3.5dB |
| Two/Four-line Impedance | 600 Ohm |
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