digital cable tv headend system (8*DVB-S/S2+4*ASI in,4*DVB-C RF out)
SC-4135 8DVB-S2 to 4QAM RF muxing scrambler transmodulator /DVB-S to DVB-C modulator for CATV headend /DVB-C TV broadcasting
digital cable tv headend system (8*DVB-S/S2+4*ASI in,4*DVB-C RF out)
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Overview
8×DVB-S2 to 4×QAM Trans-modulator support 8×DVB-S/S2 (QPSK/8PSK) transponders and 4×ASI input, then multiplex and scramble the input signal to output selected programs through 4×QAM RF channels. It provides a cost-effective and stable solution for TV operators to re-distribute programs via HFC network. It suits 1U rack and can be configured by front panel LCD and NMS (network management software). Its high-integrated and cost-effective design makes it widely used in varieties of digital broadcasting distribution systems.
Features
1. 8×DVB-S/S2 RF and 4×ASI input
2. Input frequency: 950~2150 MHz
3. Input symbol rate: 1~45 Msps
4. 4×QAM RF output
5. Output frequency: 47~870 MHz
6. Output symbol rate: 5~9 Msps
7. Support 4×CAS/SMS
8. LCD/Keyboard control by front panel and network management by Ethernet
Technical Specification
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Input |
RF |
8×tuner (DVB-S/S2) |
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ASI |
4×ASI (BNC) |
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Frequency Range |
950~2150 MHz |
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Symbol Rate |
1~45 Msps |
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Output |
Interface |
F-head |
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Impedance |
75Ω |
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Frequency Range |
DVB-C/QAM 47~870Mhz, 1Khz step |
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Constellation |
16, 32, 64, 128, 256 QAM |
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Standard |
EN300429/ITU-T J.83A |
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Symbol Rate |
5.0~9.0Msps, 1ksps step |
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Error-Correcting Codes |
RS code188/204 |
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MER |
≥40dB |
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BER |
0 |
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Output Level |
90~110dBV |
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Level Attenuation Range |
0dBm~30dBm (per carrier), 0.5dB step |
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Scrambler |
support 4×CAS/SMS; head-end implementation of DVB simulcrypt (ETSI TS 103 197 V1.4.1) |
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Control |
LCD/Keyboard, network management |
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Ethernet software upgrade |
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General Features |
Size |
482mm×410mm×44mm |
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Temperature Range |
0~45°C (Operation); -20~80°C (Storage) |
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Power |
100-240VAC, 50Hz, 25W |
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Network Management
Device can be configured by Network Management Software. Below is an example of Video/Audio confirguration interface screenshot.
Network Management Software: http://211.149.232.3/download/DvbManager.exe
similar products
Supporting Products
This product is mainly used for DVB-C System, CATV Headend Solution. It's called as 8×DVB-S2 to 4×QAM Trans-modulator support 8×DVB-S/S2 (QPSK/8PSK) transponders and 4×ASI input, then multiplex and scramble the input signal to output selected programs through 4×QAM RF channels.
Services
1. Neutral packing (without any brand) can be offered; customized front panel can be provided
2. MOQ: 1set
3. Lead Time: Stock Ready
4. Delivery Time: 4-6 days by Express
5. Delivery Terms: FOB/Express or EXW Air
6. Payment: TT/Western Union
7. OEM/ODM: Accept
Contacts
Picture View:
Text View:
Email: benter(at)sochuang.com; 15196699123(at)qq.com
Skype: benter.niu
WhatsApp: +86 1519 6699 123
Web: www.sochuang.com
FAQ
Why choose us?
2. All products are developed by our experienced R&D team, which allow us to provide best after-sale support
3. Excellent pre-sale and after-sale technical team
4. High quality with competitive price
5. Fast feedback and fast delivery
6. OEM & ODM supported
What we do?
1. Broadcast tv equipments: multi-channel Encoder, Transcoder, Professional IRD, Mux and Scrambler, DVB-C/S/S2/T/T2 Modulator, and Set top box
2. Hotel cable TV equiments: DVB-S/S2/T/T2 to RF (DVB-C/QAM, DVB-T, DVB-S) transmodulator, AV/CVBS/HD-MI to RF (DVB-C/QAM, DVB-T, DVB-S) converter
3. Hotel IPTV solution: DVB-S/S2/T/T2 to IP, AV/CVBS/HD-MI to IP, IPTV Streaming server, LIVE TV, VoD, and Android app
4. Smart Hotel RCU (room control unit) System: RCU, Card Key Switch, Touch Switch With LED Indicator, and RCU Management Software
5. FTTH Triple-Play: Subscriber management system, LIVE TV equipment, and Android STB
SC-4135 8DVB-S2 to 4QAM RF muxing scrambler transmodulator /DVB-S to DVB-C modulator for CATV headend /DVB-C TV broadcasting
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