2Way 1550nm External Modulation Optical Transmitter
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Specifications
★Description
DT-EMOT-1550-2 X xx dBm series 1550nm externally modulated optical transmitter adopts low-noise 1550nm DFB laser, LiNb03 external modulator, advanced pre-distortion technology and perfect microprocessor automatic real-time monitoring circuitry to ensure high performance.
★Features
⊙RF AGC/MGC control.
⊙Adopts SBS/SPM to insure excellent C/CTB,C/CSO.
⊙With standard RS-485/RS-232 interface, remote monitor conveniently.
⊙Incorporates multi-frequency RF pre-distortion circuitry to improve C/N ,CTB and CSO.
★Specifications
| Items | Units | Specifications |
| RF | ||
| Bandwidth | MHz | 47~862 |
| RF input level | dBµV | 75~85 |
| Flatness, peak-to-valley | dB | ≤±0.75 |
| Impedance | Ω | 75 |
| Return loss | dB | >16 |
| Optical | ||
| Wavelength | nm | 1550±5 |
| Output power | dBm | 5,7,8,9 |
| Optical return loss | dB | ≥45 |
| Optical output port | --- | 2 |
| Performance | ||
| CNR | dB | ≥53* |
| CSO | dB | ≥65* |
| CTB | dB | ≥65* |
| SBS | dBm | 13,16,18,19 (optional) or adjustable |
| Power | ||
| Power supply | V | 90~260 |
| Power consumption max. | W | 60 |
| Physical | ||
| Optical connector type | --- | FC/APC or SC/APC |
| RF connector type | --- | 3/8″ |
| Dimension | mm | 483×420×45 |
| Packing dimension | mm | 535×470×130 |
| Gross weight | Kg | 5 |
| Operating temperature | ℃ | +5~+40 |
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- Contact:DAY TAI
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