4/8-Way Return Path Optical Receiver
DDU-OLR8400 / DDU-OLR8800 · Optical Communication Equipment
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DDU-OLR8400 / DDU-OLR8800
A return-path receiver family for bidirectional HFC/CMTS networks.
Request a QuoteKey Features
4-channel and 8-channel return-path options
Independent optical receiving channels
5-200MHz return-path bandwidth
Optical AGC / MGC control
Dual power supply with automatic switching
SNMP / WEB remote management
Technical Specifications
| Models | DDU-OLR8400 (4-way) / DDU-OLR8800 (8-way) |
| Operating wavelength | 1200-1620 nm |
| Optical input range | -25 to 0 dBm |
| Number of optical receivers | 4 or 8 |
| Operating bandwidth | 5-200 MHz |
| RF output level | 90-120 dBµV |
| Operating mode | AGC / MGC switching supported |
| RF input impedance | 75 Ω |
| Network management | SNMP / WEB |
| Operating temperature | -5 to +65 °C |
Main Applications
HFC bidirectional broadband networks
CMTS return-path aggregation
Cable Internet infrastructure
Network upgrade using existing optical resources
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.