QAM Modulator

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QAM Modulator
Posting date : Mar 05, 2010
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85-
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AWC 2000 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. Main Feature · Complying DVB standard signal channel coding. · Support full range variable data rate, bandwidth and QAM mode Data stuffing · PID filter, re-reflection, PSISI 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:1-7Ms/s · Fixed or agile channel output; · Providing DVB ASI/SPI code stream interface. · Providing RF output monitoring port-20dB · Local or Remote administration possible. · LCD display, flexible in operating Specifications : Modulating mode 163264128256 QAM Symbol rate 2~7Mbaud/s Correction coding RS Coding204 Input data rate 1.5~51Mbps Channel data rate 20~56Mbps IF output IF Channel 35.25/36.15/36.65/70MHz(Optional) Output Level 100dBmV Impedance 50Ω/75Ω Miscellaneous Dimension 19 Inch 1U Standard Structure Temperature 0 ~ 45(Operating) -20 ~ 80(Storage) Power 220VAC±10%,50Hz,25W

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