Product DescriptionWT-1550-EM30 series optical transmitter is a 1550nm DFB laser external modulated transmitter. It is specially developed for the CATV signal long-distance transmission of cable phone and cable data.
Type DescriptionEM30: 2*8dBm 2*9dBm 2*10dBm
EM10: 1*3dBm 1*5dBm 1*7dBm
Performance Characteristics1.
Low noise, narrow line width CW-DFB laser2.
Dual optical output, the max output optical power is 10dBm3. Optical wavelength adjustment range
+/-50GHz4. Pluggable dual power supply, 220VAC, -48VDC optional
5. RF gain control, AGC, MGC optional
6. Excellent SBS suppression circuit, threshold (13-19dBm)
7. Support WEB and SNMP function
8. With RJ45 and RS232 standard interface
Product ApplicationsΔ Fiber optic long-distance transmissionΔ High-power distribution networkΔ Redundancy loop architectureΔ FTTx networkΔ RFOG applicationΔ DWDM networkProduct Process
| Item | Unit | Technical Parameters |
| RF range | MHz | 47~1003 |
| RF flatness | dB | +/-0.75 |
| RF return loss | dB | >16 |
| RF input impedance | Ω | 75 |
| RF input connector type | | F type |
| Rated input level | dBµV | 80 |
| Input level range | dBµV | 78~96 (AGC mode, modulating signal) |
| AGC control range | dB | +3~-3 |
| MGC adjustable range | dB | 0~15 |
| Optical connector | | SC/APC, FC/APC |
| Operating temperature | °C | -5~45 |
| Storage temperature | °C | -30~+70 |
| Power Source Specification | V | 90~265VAC |
| 36~72VDC |
| Consumption | W | ≤60 |
| Dimension | mm | 483(L) × 455(W) × 44(H) |
| Total Weight | kg | 5.5 |
| Item | Unit | Value |
| Optical Wavelength | nm | 1545~1560 (or specified by the user) |
| Side-mode Suppression ratio | dB | >30 |
| Relative Intensity Noise | dB/Hz | <-160 |
| Wavelength Adjustment Range | GHz | +/-50GHz |
| Optical Power | dBm | 2*7, 2*8, 2*9, 2*10 |
| SBS Threshold Value | dBm | +13~+19 (Continuously adjustable) |
| Laser Linewidth | MHz | 0.3 |