China Qam Modulator for Digital Broadcasting, Find details about China Qam Modulator, Modulator for Digital Broadcasting from Qam Modulator for Digital Broadcasting
Input | 8 CVBS inputs , BNC interface | ||
8 pairs unbalanced stereo audio input, BNC interface | |||
1 ASI input, BNC interface | |||
Video | Resolution | PAL:720*576i; NTSC: 720*480i | |
Encoding | MPEG-2; H.264 | ||
Bit-rate | 0.5~15Mbps for H.264 encoding 1~15Mbps for MPEG-2 encoding | ||
Rate Control | CBR/VBR | ||
Aspect Ratio | 4:3, 16:9 | ||
Advanced Pretreatment | De-interlacing, Noise Reduction, Sharpening | ||
Audio | Encoding | MPEG1 Audio Layer 2; LC-AAC | |
Sampling rate | 48KHz | ||
Bit-rate | 32Kb/s~384Kb/s for LC-AAC encoding (each channel); 64Kb/s~384Kb/s for Mpeg1 layer 2 encoding (each channel) | ||
Modulation | Standard | J.83A, J.83B, J.83C | |
MER | ≥42dB | ||
RF frequency | 30~950MHz, 1KHz step | ||
RF output level | -30.0~ 0.0 dbm (77~107 dbµV), 0.1db step | ||
Symbol rate | 2.5 - 4.66 Msps, 5.0 - 8.0 Msps | ||
J.83A | Constellation | 16/32/64/128/256QAM | |
bandwidth | 8M | ||
J.83B | Constellation | 64QAM, 256QAM | |
bandwidth | 6M | ||
J.83C | Constellation | 64QAM, 256QAM | |
Bandwidth | 6M | ||
Multiplexing | 1 ASI input multiplexed with local 8 channels of TS | ||
Stream Output | 2*ASI output, BNC interface | ||
MPTS/8*SPTS over UDP or RTP/RTSP, 100Base-T Ethernet interface (UDP/RTP/RTSP unicast / multicast) | |||
System Function | Low Latency achieved (Normal, mode 1 and mode 2 optional) | ||
LCD/keyboard and Web-based NMS operating | |||
System Language: English | |||
Ethernet software & hardware upgrade | |||
Miscellaneous | Dimension (W× L× H) | 482mm×410mm×44mm | |
Approx weight | 4kg | ||
Temperature | 0~45°C(work), -20~80°C(Storage) | ||
Power | AC 100V-220V±10%, 50/60Hz | ||
Consumption | 25W |