LonRise Equipment Co. Ltd.
LonRise Equipment Co. Ltd. Better Service Better Business
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SSN1D12S is a PDH interface switching board, receives and transmits 32xE1/T1 electrical signals, can be used on Huawei OSN 1500B, OSN 2500, OSN 3500, OSN 7500 when work with PQ1 or PQM. SSN1D12S part number is 03026728, model name is D12S.
| Optical Interface Parameter | ||
| Nominal bit rate | 1544 kbit/s | 2048 kbit/s |
| Line code pattern | B8ZS and AMI | HDB3 |
| Waveform at the output interface | Complies with ITU-T G.703. | |
| Signal bit rate at the output interface | ||
| Allowed attenuation at the input interface | ||
| Allowed frequency deviation at the input interface | Complies with ITU-T G.823. | |
| Input jitter tolerance | Complies with ITU-T G.824. | Complies with ITU-T G.823. |
| Anti-interference capability at the input interface | - | Complies with ITU-T G.703. |
| Reflection attenuation at the input/output interface | ||
| Output jitter | Complies with ITU-T G.823 and G.824. | |
| Mapping jitter | Complies with ITU-T G.783. | |
| Combined jitter | ||
| Jitter transfer function | - | Complies with ITU-T G.742. |
| Impedance (ohm) | 120 (E1), 100 (T1) | |
| Mechanical Specifications | ||
| Dimensions (mm) | 22.0 (W) x 125.2 (D) x 261.4 (H) | |
| Weight (kg) | 0.4 | |
Q: How many versions does D12S have?
A: The D12S is available in N1 version.
Q: What's the difference between D12S and D75S?
A: D75S and D12S is E1 interface board for PQ1, D75S is 75ohm, D12S is 120ohm.
Q: Can I use 75ohm cable connect on D12S?
A: No, you can’t, if you use 75ohm Cable, please choose D75S interface board. To avoid incompatibility, please tell Thunder-link.com sales team your resistance.
Q: Does D75S /D12S come together with PQ1 board?
A: Yes, D75S / D12S price is inclusive in PQ1 board
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