Low Price Dimension 483*200*44 DVB-T Encoder Modulator
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SFT3542I-4 is a digital TV encoder modulator which includes encoding, multiplexing and modulating. It supports 4 HDMI input, and 128 IP input with Data1 (GE) and Data2 (FE) port. It also supports DVB-T RF out with 4 adjacent carries, and support Data1 (GE) output port to support 4 MPTS out. This full function device makes it ideal for small CATV head end system, and it’s a smart choice for hotel TV system, entertainment system in sports bar, hospital, apartment…
Key features
4/8/12 HDMI input, MPEG-4 AVC/H.264 Video encoding
MPEG1 Layer II Audio encoding and support audio gain adjustment
128 IP input over UDP and RTP protocol
4 groups of multiplexing /modulating output channels
Support 4 MPTS IP (DATA1 port only) output over UDP and RTP
Support DVB-T RF out
Support LOGO, OSD and QR code insertion for every local channel
Support PID remapping/accurate PCR adjusting/PSI/SI editing and inserting
Control via web management, and easy updates via web
Lowest cost per channel, breakthrough price
Technical specification of Digital TV Encoder Modulator
| Input | 4 HDMI inputs for option 128 IP input over UDP and RTP | |
| Video | Resolution | 1920×1080_60P, 1920×1080_60i, 1920×1080_50P, 1920×1080_50i, 1280×720_60P, 1280×720_50P,720×576_50i,720×480_60i |
Encoding | MPEG-4 AVC/H.264 | |
Bit-rate | 1Mbps~13Mbps each channel | |
Rate Control | CBR/VBR | |
Audio | Encoding | MPEG-1 Layer 2 |
Sampling rate | 48KHz | |
Resolution | 24-bit | |
| Audio Gain | 0-255 Adjustable | |
Bit-rate | 64kbps,128Kbps,192kbps,224kbps,256kbps,320kbps,384kbps | |
Multiplexing | Maximum PID Remapping | 180 input per channel |
Function | PID remapping ( automatically or manually) | |
| Accurate PCR adjusting | ||
| Generate PSI/ SI table automatically | ||
| Modulation (DVB-T) | Standard | EN300744 |
FFT mode | 2K, | |
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 | |
| MER | ≥42 dB | |
| RF frequency | 50~960MHz, 1KHz step | |
| RF out | 4*RF COFDM DVB-T out (4 carriers combined output) | |
| RF output level | -28~ -3 dBm (77~97 dbµV), 0.1db step | |
Stream output | RF output (F type interface) | |
| 4 IP output over UDP/RTP, 1*1000 Base-T Ethernet interface(Data1 only) | ||
System function | Network management(WEB) | |
| Chinese and English language | ||
| Ethernet software upgrade | ||
Miscellaneous | Dimension(W×L×H) | 482mm×410mm×44mm |
Environment | 0~45℃(work)；-20~80℃（Storage） | |
Power requirements | AC 110V± 10%, 50/60Hz, AC 220 ±10%,50/60Hz | |
Prevention Measure
Installing the device at the place in which environment temperature between 0 to 45 °C
Making sure good ventilation for the heat-sink on the rear panel and other heat-sink bores if necessary Checking the input AC within the power supply working range and the connection is correct before switching on device
Checking the RF output level varies within tolerant range if it is necessary
Checking all signal cables have been properly connected
Frequently switching on/off device is prohibited; the interval between every switching on/off must greater than 10 seconds.
Conditions need to unplug power cord
Power cord or socket damaged.
Any liquid flowed into device.
Any stuff causes circuit short
Device in damp environment
Device was suffered from physical damage
Longtime idle.
After switching on and restoring to factory setting, device still cannot work properly.
Maintenance needed
As an honest manufacturer, we always use excellent raw materials, advanced equipment, and skilled technicians to ensure that our Low Price Dimension 483*200*44 DVB-T Encoder Modulator is finished in high quality and with stable characteristics. Welcomes all overseas friends and merchants to establish collaboration with us. Facing the future, we will focus on customer needs and value enhancement, lead by technological innovation, and continue to strive for development.
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