NDS3303 QAM Modulator, is the main equipment CATV digital head-end, receiving DVB transport streams which come from coder, multiplexer, DVB gateway, scrambler, video server etc. It does signal processing like RS coding, convolution interleaving and QAM modulating, providing IF/RF output.
Complying DVB standard signal channel coding.
Support full range variable data rate, bandwidth and QAM mode Data stuffing
PID filter, re-reflection, PSI, SI information synchronal updating possible.
Automatically code stream stuffing and empty pocket deleting.
Code stream real-time monitoring, empty pocket filtering
Support NIT table modifying
PCR adjusting, output symbol rate variable: 1-7M/s
Fixed or agile channel output;
Providing ASI and DS3 code stream interface.
Providing RF output monitoring port(-20dB)
Local or Remote administration possible.
LCD display, flexible in operating
High reliability design, stable in running