1550 nm Direct Modulation Optical transmitter digital tv
Short Description:
| Performance | |
| Index | Comment |
| Optical Features | |
| Laser Wavelength | |
| nm | |
| 1550±10 | Whether ITU wavelength or appointed by users |
| Laser Line Width | |
| MHz | |
| ≤1 | FWHM (△入) |
| Side-mode Suppression Ratio | |
| dB | |
| ≥45 | SMSR |
| Equivalent Noise Intensity | |
| dB/Hz | |
| ≤-160 | RIN (20～1000MHz) |
| Extinction Ratio | |
| dB | |
| ≥20 | |
| Output Power | |
| mW | |
| ≥10 | Appointed by Users |
| Optical Return Loss | |
| dB | |
| ≥55 | |
| Fiber Connector | |
| SC/APC | |
| RF Features | |
| Operating Bandwidth | |
| MHz | |
| 47～862/1000 | Adding 10lg60/n When transmitting channels less than 60CH |
| Input Level | |
| dBuV | |
| 75-85 | |
| AGC Feature | |
| dB | |
| ±1 | Input Nominal Level±5 |
| Flatness | |
| dB | |
| ≤±0.75 | 47-1000MHz |
| Return Loss | |
| dB | |
| >16 | |
| Input Impedance | |
| Ω | |
| 75 | RF/INPUT |
| RF Detection | |
| dB | |
| -20±1 | |
| Link Feature | |
| Test Channel | |
| PAL-D/59ch | NTSC/79CH |
| CNR | |
| dB | |
| ≥50 | |
| CTB | |
| dB | |
| ≤-60 | |
| CSO | |
| dB | |
| ≤-60 | |
| Common Feature | |
| Network | |
| RJ45 | Support WEB and SNMP |
| Power Supply | |
| V | |
| 90～255 | Optional Single and Dual Power Supply |
| Consumption | |
| W | |
| ≤50 | Dual Power Supply Operating 100W |
| Operating Temperature | |
| ℃ | |
| -20～55 | |
| Storage Temperature | |
| ℃ | |
| -30～75 | |
| Operating Relative Humidity | |
| % | |
| 5～95 | |
| Size | |
| mm | |
| 482×435×45 | W×D×H |
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