QAM Modulator

Description

AWC ***0 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. Feature • 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:**7Ms/sï&frac*4;› • Fixed or agile channel output; • Providing DVB ASI/SPI code stream interface. • Providing RF output monitoring portï&frac*4;ˆ**0dBï&frac*4;‰ï&frac*4;› • Local or Remote administration possible. • LCD display, flexible in operating Specifications Modulating mode *6、*2、*4、**8、**6 QAM Symbol rate 2~7Mbaud/s Correction coding RS Coding**4 Input data rate 1.5~*1Mbps Channel data rate *0~*6Mbps IF output IF Channel *5.*5/*6.*5/*6.*5/*0MHz(Optional) Output Level **0dBmV Impedance *0Ω/*5Ω Miscellaneous Dimension *9 Inch 1U Standard Structure Temperature 0 ~ *5℃(Operating) **0 ~ *0℃(Storage) Power **0VAC±*0%ï&frac*4;Œ*0Hzï&frac*4;Œ*5W