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QAM Modulator (JXDH-6302)
 QAM Modulator (JXDH-6302) |
Product Description
JXDH-6302QAM 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/RFoutput. Complying DVB standard signal channel coding.
Features:
Support full range variable data rate, bandwidth and QAM mode Data stuffing
Super buffer (optional), anti-burst code stream
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
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: 16, 32, 64, 128, 256QAM
Symbol rate: 3~7Mbauds
Correction coding: RSCoding188/204
Input data rate: 1.5~51Mbps
Channel data rate: 20~56Mbps
MER: >33dB
BER: 0
Input interface: ASI/BER: DVB standard
Output
IF Frequency: 36/36.15/36.65/70MHz(Optional)
RF Frequency: 47~870MHz
Output Level: ≥115dB¦ÌV
Output Level adjustable: 75¦¸0-16dB(0.5dB stepping)
Impedance: 75¦¸
Output return loss: ≥12dB
Dimension: 44mmx482mmx410mm
Temperature: 0-45(Operating) -20-80(Storage)
Power: 220VAC+/-10%, 50Hz, 25W
| Trademark: | Jiehao |
| Model NO.: | JXDH-6302 |
| Origin: | China |
| Packing: | Carton |
| Min. Order: | 1PC |
| Transportation: | EXPRESS/SEA/AIR |
| Company: | Chengdu Jiexun Electronics Co., Ltd. |
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