HDO775发射机

The HDO775 downstream transmitter supports frequencies up to 1218 MHz and has one adjustable 10 dBm output. HDO775 is a directly modulated 1550 nm DWDM transmitter for short, medium and long distances. It supports broadband, narrowcast and broadcast services in digital and analog formats.

功能一目了然:

• DOCSIS 3.1兼容1.2 GHz带宽
• ITU wavelengths in 100 GHz grid
• Optical output power adjustment for channel power equalising
• Electrical dispersion compensator provides a good CSO performance at longer transmission distances
• Standardised input and test point levels
• Low power consumption and high performance
• Two identical inputs with individual level and slope adjustments
• High isolation between inputs
• Unused input can be switched off for power saving and noise reduction
• Drive amplifier can be set to power save mode in narrowcast load conditions
• Integrated input amplifiers and laser driver amplifiers
• Automatic power control providing constant total OMI as standard feature
• Optional integrated xWDM filter to combine forward and return paths into one fibre or to combine various forward wavelengths into one fibre
• Optional spectrum analyser function enabling ALSC
• Fibre connectors can be located at the rear or at the front panel
• Small form factor family, 2 RU height
• Local and remote software control of all adjustments
• Forced cooling through the unit