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DVB-T modulator hdmi to rf modulator digital headend
- 500 Piece / Pieces per Month
- chengdu
- T/T Credit Card
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Product Details
Place of Origin | Sichuan, China | Brand Name | shida | |
Model Number | SDC-3000M |
Product Description
Specifications
DVB-T (EN300744) standard2 AIS input ports, one GPS
support linear and nonlinear pre-correction
Outline
The DVB-T Modulator is a high performance modulator developed according to DVB-T (EN300744) standard.
It adopts advanced framing structure, channel coding and modulation technology. And it also supports both
MFN (Multifrequency network) and SFN (single frequency network). It has 2 AIS input ports, one GPS.10MHZ
input port and one 1 PPS input port. In order to improve the output performance of the transmitter, the DVB-T
modulator can simultaneously support linear and nonlinear pre-correction. This device supports local and
remote control through NMS software.
Features
1 Full complying with ATSC A/53 standard
2 Constellation mapping:8-VSB
3 EN50083 ASI and SMPTE 310M interface standard
4 Dual channel DVB-ASI and SMPTE-310M input, automatic switch-over and hot backup
5 RF range: 40MHz~860MHz,1Hz stepping
6 Front panel and IP long distance control
7 RS coding, data interlacing, Trellis coding
8 Channel bandwidth: 6MHz
9 Excellent RF output performance: EVM,MER,SNR,shoulder level and so on
10 Remote maintenance, monitoring and software upgrading
11 Keyboard operation and LCD display
12 Network management software
Specification
Input | 2 channels ASI input, hot backup, BNC port | |
GPS 10Mhz reference clock input, BNC port | ||
GPS 1PPS input, BNC port | ||
Modulation | standard | EN304 744 |
FFT | 2K,4K,8K | |
bandwidth | 6M,7M,8M | |
constellation | QPSK,16QAM,64QAM | |
Guard interval | 1/4,1/8,1/16,1/32 | |
FEC | 1/2,2/3,3/4,5/6,7/8 | |
Hierarchy modulation | Alpha=1,2,4 | |
RF output | ASI loop out | 2channels ASI loop out, BNC port |
interface | N type, 50Ω impedance | |
RF range | 110~860MHz,1hz step | |
ATT | -16dbm~0dbm,0.5db step | |
MER | ≥ 40db | |
Linear pre-correction | Correction points | 16 |
Non-linear pre-correction | Correction points | 256 |
System | Full-size front panel LCD display and keyboard, NMS management | |
Software upgrading | ||
General | Demission (W*L*H) | 482mm×455mm×44.5mm |
Weight | 4.9kg | |
Temperature | 0~45°C(operation),-20~80°C(storage) | |
Power supply | AC 110V±10%,50/60Hz or AC 220V±10%,50/60Hz | |
Consumption | 28.6W |
Contact Us
- Chengdu Star-Xinhui Tel-Communicational Co., Ltd.
- Contact nameEva Li Chat Now
- Address89# huahang road , chenghua district , Chengdu, Sichuan
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