

Manufactory Wholesale 1550nm Internal Optical Transmitter for CATV Systems with
High CNR and CTB Performance
Looking for reliable signal transmission in CATV systems? The 1550nm Internal Optical Transmitter ensures optimal performance with its internal RF driving amplifier and advanced micro-processor software, offering laser monitoring, trouble alarms, and online management. Designed for CATV, broadcasting, and telecom applications, it delivers a CNR ≥51dB, CTB ≥65dB, and CSO ≥-60dB. With a working bandwidth of 47~862MHz and multiple fiber connector options, this transmitter is built for precision and durability.
• Internal RF driving amplifier | • Laser monitoring & trouble alarms | • CNR ≥51dB, CTB ≥65dB | • 47~862MHz bandwidth | • Ideal for CATV, broadcasting, telecom








The internal RF driving amplifier and controlling circuit of this machine can ensure the best C/N.
1550nm internal optical transmitter
The internal micro-processor software has many functions such as laser monitoring, number display, trouble alarm and on-line management. Once the working parameter of the laser is out of the fixed range, there will be a red light glistening to alarm.



Main Technical Parameters
About Us
FMUSER is a company specializing in broadcasting and television transmission systems and integrating hotel IPTV systems. The company was established in 2009 and has served over 180 countries worldwide. More than 20,000 television stations, radio stations, and hotel clients from different.
