1550nm Externally Modulated Optical Transmitter
DDU-OLT1000E · Optical Communication Equipment
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DDU-OLT1000E
A top-model 1550nm externally modulated optical transmitter designed for long-distance CATV, FTTH/FTTx and DWDM optical transmission systems.
Request a QuoteKey Features
1550nm external modulation for long-distance optical transmission
Low-noise DFB laser with high-linearity LiNbO3 external modulator
Adjustable SBS suppression for different network distances
AGC control and adjustable optical modulation index
Dual power supply with automatic switching
RJ45 remote management with SNMP and WEB support
Technical Specifications
| Operating wavelength | 1540-1563 nm, compatible with ITU wavelength |
| Optical output ports | 2 |
| Output power per port | 7-10 dBm |
| Laser linewidth | 0.35 MHz typ. |
| SMR | 45-50 dB |
| RIN | -160 dB/Hz (20-1002 MHz) |
| Operating bandwidth | 47-1002 MHz |
| RF input level | 75-85 dBµV, 80 dBµV typ., AGC |
| Flatness | -0.75 to +0.75 dB |
| Network management | SNMP / WEB via RJ45 |
| Operating temperature | -5 to +65 °C |
| Dimensions | 440 × 483 × 44 mm |
Main Applications
CATV head-end and backbone transmission
FTTH / FTTx PON / RFoG triple-play networks
IP/QAM narrowband service insertion
Network upgrade and capacity expansion
DWDM optical transmission systems
Selection Support
Final configuration should be confirmed according to optical wavelength plan, input/output power, connector type, number of ports, RF requirements, network-management interface and installation environment. Contact DDUTEC for model confirmation before ordering.