QAM Modulator

QAM Modulator

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description :

Outline:
With CATV digital head-end
Receiving DVB transport streams which come from coder, multiplexer, DVB gateway, scrambler and video server
It does signal processing like RS coding, convolution interleaving and QAM modulating, providing IF/RF output
Features:
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: 1-7Ms/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 and flexible in operating
High reliability design and stable in running
Specifications:
Modulating mode: 16, 32, 64, 128 and 256 QAM
Symbol rate: 3 to 7Mbaud/s
Correction coding: RS coding 188/204
Input data rate: 1.5 to 51Mbps
Channel data rate: 20 to 56Mbps
Input interface: ASI, SPI DVB standard
Output IF frequency: 35.25, 36.15, 36.65 and 70MHz
Output RF frequency: 47 to 870MHz
Output level: 100dB��V
Output impedance: 75��
Miscellaneous dimensions: 44 x 482 x 360mm
Miscellaneous temperature:
Operating: 0 to 45 degrees Celsius
Storage: -20 to 80 degrees Celsius
Miscellaneous power: 220VAC ��10%, 50Hz, 25W
Payment Details:
Payment Term