Guangdong Global Telecommunication Technology Co., Ltd.
Guangdong Global Telecommunication Technology Co., Ltd.
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Quick VOA Response Time Fiberhome Fonst3000 VMU48E With Variable Optical Attenuator
Interface Specifications
| Item | Unit | Specification |
| Channel spacing | GHz | 100 |
| Insertion loss | dB | ≤7.5Note 1 |
| Insertion loss difference | dB | ≤ 1.2 |
| Item | Unit | Specification |
| Ripple | dB | ≤ 0.75 |
| Adjacent channel isolation | dB | ≥ 25 |
| Non-adjacent channel isolation | dB | ≥30 |
| Integrated cross interference | dB | ≥22 |
| -1 dB spectrum width | nm | ≥0.4 |
| -20 dB spectrum width | nm | ≤ 1.2 |
| Central wavelength shift | nm | ±0.05 |
| VOA attenuation range | dB | 0-10 |
| VOA response time | ms | ≤ 10 |
| VOA attenuation accuracy | dB | ±0.8 |
| power-off attenuation value | dB | ≥10 |
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Note 1: This item is the test value when the VOA attenuation value is set to 0dB. The VOA attenuation value of each channel is set to 0dB by default before delivery, and users can adjust the value according to the project requirement in practise. |
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| Card | Panel Dimensions (H × W) (mm) | Net Weight (kg) |
| VMU48 | 368 × 60 | 1.8 |
| Card | Maximum Power Consumption (W) |
| VMU48_E | 40 |