COL5400A CATV Headend Modulator DVB-C QAM RF Modulator

COL5400A CATV Headend Modulator DVB-C QAM RF Modulator

Outline

The COL5400A QAM modulator is a high performance modulator developed according to DVB-C standard. 

It can receive various TS come from encoder, multiplexer, DVB gateway, scrambler and video server, and 

then disposes the TS by RS encoding, interleaving and QAM modulating. This device also has RF output 

and real-time monitoring function.

Features

• Fully complying with EN300 429/ITU-T J.83A (DVB-C), GB/T170 standard
• Symbol rate range: 1.0Msps~7.0Msps
• Supporting 16QAM, 32QAM, 64QAM, 128QAM and 256QAM constellation modes.
• Supporting ASI and DS3 input and output (optional)
• Huge buffer memory for the burst code stream
• Supporting intelligence null packet filtering, automatically TS filling and PCR fine-tuning
• Supporting NIT insertion
• Supporting effective inputting real-time bit rate monitoring
• Output frequency range: 48MHz~860MHz in 10kHz step
• Output frequency attenuation range: -11dBm~+5dBm in 0.5dB step
• Full-size front panel LCD display and keyboard
• Supporting NMS operation

Specifications

Our advantages  

Products Qulity:  Most of our products get CE approved:set top box have report from State 

Administrationfor Entry Exit Inspection and Quarantine.

Technical Support: Our R&D department is composed br the most experienced engineer with 

young university graduate,bring new energy continuously. Customers will be informed at first time

as long as our software upgrade or new management software version come out .

Shipment Speed: All packages of orders will be shipped 2-5 days sfter customer deposit. Usually

we use the speediest DHL/UPS/Fedex for small order delivery,and we have  longerm cooperated

carriers for commonair & sea delivery with cheap price and high speed.

 Guarantee: All products will have life-long skill support ,head ends for free repair within 3 years.

Some pictures for reference