Product Overview
SFT3542K (SFT3542KA) Multi-Channel Encoder is a professional audio & video encoding and multiplexing device. It supports to convert 8/12/24 CVBS video inputs to MPTS or SPTS IP output. To meet customers' various requirements, it is also equipped with 1 ASI output as copy of MPTS. In conclusion, its high integrated and cost effective design makes the device widely used in varieties of digital distribution systems such as cable TV digital head-end, satellite digital TV broadcasting etc.
Key features
·8/12 CVBS video inputs with 8/12 SPTS and 1 MPTS output through Data 1 or Data 2
·24×CVBS video inputs with 24 SPTS or 1 MPTS output through Data 1 or Data 2
·Supports PAL and NTSC SD video formats, MPEG-2 Video encoding
·Support MPEG1 Layer II, AC3 (2.0) Audio encoding and support audio gain adjustment
·Support 1 ASI output as copy of MPTS
·Support CC (closed caption)
·Support QR Code, Caption, Logo insertion----SFT3542KA
·support "Null PKT Filter" function
·Support PID Remapping/PCR accurate adjusting/PSI/SI editing and inserting
·Real-time effective encoding output bit-rate monitoring
Control via web management, and easy updates via web
| Technical specification |
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| Input |
8/12/24CVBS inputs , RCA interface |
| Video |
Resolution |
720×480_60i, 544×480_60i, 352×480_60i |
| 352×240_60i, 320×240_60i,176×240_60i, 176×120_60i |
| 720×576_50i, 704×576_50i, 640×576_50i, 352×288_50i, 320×288_50i, 176×288_50i, 176×144_50i |
| Encoding |
MPEG-2 |
| Bit-rate |
0.5Mbps~8Mbps each channel |
| Rate Control |
CBR/VBR |
| GOP Structure |
GOP_0_B, GOP_1_B, GOP_2_B, GOP_3_B |
| Advanced Pretreatment |
De-interlacing, noise reduction |
| Audio |
Encoding |
MPEG-1 Layer 2, AC3(2.0) |
| Sampling rate |
48KHz |
| Resolution |
24-bit |
| Bit-rate |
64Kbps,128Kbps,192kbps,256kbps,320kbps,384kbps each channel |
| Multiplexing |
Function |
PID remapping (automatically or manually) |
| Accurate PCR adjusting |
| Generate PSI/ SI table automatically |
| Stream output |
1 ASI as copy of MPTS |
| IP (MPTS/SPTS) output over UDP/RTP/RTSP |
| 8/12 CVBS inputs with 8/12 SPTS and 1 MPTS output |
| 24×CVBS inputs with 24 SPTS or 1 MPTS output |
| System function |
Network management (WEB) |
| Chinese and English language |
| Ethernet software upgrade |
| Miscellaneous |
Dimension(W×L×H) |
482mm×410mm×44mm |
| Environment |
0~45ºC(work);-20~80ºC(Storage) |
| Power requirements |
AC 110V± 10%, 50/60Hz, AC 220 ± 10%, 50/60Hz |
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