HDO908 downstream transmitter supports frequencies up to 1218 MHz and has one 8/10/12 dBm output. HDO908 is a 1310 nm DWDM transmitter for short distances. It supports broadband, narrowcast and broadcast services in a digital format.
Fetaures:
DOCSIS 3.1 compatible
Standardised input and test point levels
Electrical dispersion compensator provides a good CSO performance at longer transmission distances
First-class power consumption vs. signal performance rate
Two inputs with level adjustments
Equaliser in both inputs
High isolation between inputs
Unused input can be switched off for power saving and noise reduction
Integrated input amplifiers and laser driver amplifiers
Automatic power control providing constant total OMI as standard feature
Optional spectrum analyser function
Fibre connectors can be located at the rear or at the front panel
Optional integrated DWDM 1-ch filter to combine various wavelengths into one fibre i.e. no need for separate DWDM multiplexer module
Small form factor family, 2 RU height
Local and remote software control of all adjustments
Forced cooling through the unit
Management features
Monitoring of APC (Automatic Power Control) functionality with user configurable offset
Optical output power monitoring
Laser bias current monitoring
TEC (Thermo-Electric Cooler) current monitoring
Laser temperature monitoring
Signal level adjustment in both inputs
Slope adjustment in both inputs
Input 2 switch on/ off
Link span setting for optimised CSO
Channel level measurement when equipped with spectrum analyser option
LED indicators for signal and module statuses
Internal temperature measurement and monitoring
Intelligent fan speed control with monitoring
Non-volatile logging of 32 latest events, including alarms, alarming values, settings changes and application starts.
Uptime and total uptime counters
All adjustments and alarm limits fully user configurable
Local PC connection through backplane HDO bus with HDX021 cable
Remote IP connection through HDC100 controller module
SNMP monitoring and configuration through HDC100 controller module