QAM Modulator Complying DVB standard signal channel coding. QAM Modulator Description:JXDH-6302 QAM Modulator, is the main equipment CATV digital head-end, receiving DVB transport streams which come
Outline:JXDH-6302 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.
Features:*Complying DVB standard signal channel coding. *Support full range variable data rate, bandwidth and QAM mode Data stuffing *Super buffer (optional),anti-burst code stream *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 *Real-time code stream monitoring *PCR adjusting, output symbol rate variable:1-7Ms/s *Fixed or agile channel output; *Providing ASI and Ds3 input port and output port (optional) *Providing RF output monitoring port-20dB *Local or Remote administration possible. *LCD display, flexible in operating *High reliability design, stable in running
Specifications:
| Modulating mode | 163264128256 QAM |
| Symbol rate | 3~7Mbaud/s |
| Correction coding | RS Coding204 |
| Input data rate | 1.5~51Mbps |
| Channel data rate | 20~56Mbps |
| MER | ≥33dB |
| BER | 1´10-8 |
| Input interface | |
| ASI | DVB standard |
| SPI | |
| IF output | |
| IF Frequency | OptionalIF |
| RF Frequency | 110~862MHz |
| Output Level | ≥115dBmV |
| Output Level adjustale | 100dBmV |
| Impedance | 75Ω |
| Output return loss | ≥12 |
| Miscellaneous | |
| Dimension | 44mm´482mm´410mm |
| Temperature | 0 ~ 45(Operating) -20 ~ 80(Storage) |
| Power | 220VAC±10%,50Hz,25W |
Warm tips:Specification and picture are for reference only, the actual item is the standard, welcome to contact our seller.
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