CATV Digital Equipment 8 channel RF 4 channel 4 in 1 modulator DVBT Digital Encoder Modulator
$899.00
Overview DMB-9581EC Series Multi-Channel H.264 HD Encoder Modulator features high performance, ultra-low latency and low bit rates for DTV systems, and adopts state-of-the-art compression technology (H.264/ AVC) to achieve compression efficiency of the former MPEG-2 standard by over two times, as well as excellent resolution. DMB-9581EC Encoder Modulator is the...
Overview
DMB-9581EC Series Multi-Channel H.264 HD Encoder Modulator features high performance, ultra-low latency and low bit rates for DTV systems, and adopts state-of-the-art compression technology (H.264/ AVC) to achieve compression efficiency of the former MPEG-2 standard by over two times, as well as excellent resolution.
DMB-9581EC Encoder Modulator is the preferred device for content source encoding of DTV broadcasting system to address the ever-increasing demand for more premium viewing experiences. It is a cost-effective device newly developed by our company that integrates The device supports 4/8 HDMI input, 1 Gigabit IP input/output; supports 4 single carrier (ATSC, ISDBT, DTMBT, DVB-C/-T) output and MPTS output and SPTS output. Support OSD function, can insert subtitles, station logo, QR code, etc. Features high integration, high performance and low cost It has the characteristics of high integration, high performance and low cost. A single device integrates a set of front-end system functions, which is very suitable for digital TV transmission systems such as hotels, clubs, hospitals, and baths.
DMB-9581EC Encoder Modulator is the preferred device for content source encoding of DTV broadcasting system to address the ever-increasing demand for more premium viewing experiences. It is a cost-effective device newly developed by our company that integrates The device supports 4/8 HDMI input, 1 Gigabit IP input/output; supports 4 single carrier (ATSC, ISDBT, DTMBT, DVB-C/-T) output and MPTS output and SPTS output. Support OSD function, can insert subtitles, station logo, QR code, etc. Features high integration, high performance and low cost It has the characteristics of high integration, high performance and low cost. A single device integrates a set of front-end system functions, which is very suitable for digital TV transmission systems such as hotels, clubs, hospitals, and baths.
Features
* Advanced video compression: 264/AVC
* Input interface: 4/8 channel HDMI input
* The GigE Data Port in front panel support 128*IP SPTSinput,1*MPTS & 127*SPTS UDP/RTP IP output
* Different carrier modulation (ATSC, ISDBT, DMBT, DVB-C/-T) output options
* Multi-pass look ahead CBR encoding
* Support OSD function
* Support multiplexing with external 2*ASI in, 2*ASI output for option(Extra cost)
* LED Screen option(Extra cost) .
* Equipped with empty packets filtering of IP out
* Support Web management and online upgrade
* Input interface: 4/8 channel HDMI input
* The GigE Data Port in front panel support 128*IP SPTSinput,1*MPTS & 127*SPTS UDP/RTP IP output
* Different carrier modulation (ATSC, ISDBT, DMBT, DVB-C/-T) output options
* Multi-pass look ahead CBR encoding
* Support OSD function
* Support multiplexing with external 2*ASI in, 2*ASI output for option(Extra cost)
* LED Screen option(Extra cost) .
* Equipped with empty packets filtering of IP out
* Support Web management and online upgrade
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Specifications
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VIDEO SPECIFICATIONS
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Video compression: H.264/AVC
Video inputs: 4/8 *HDMI The Input Resolution: 1920x1080P, 1920x1080i, 1280x720P, 720x576i, 720x480i The Output Resolution: 1920×1080@30P, 1920×1080@25P, 1280×720@30P, 720×576@25P, 720x480@25P Encoding: MPEG-4 AVC/H.264 Bit-rate : 1Mbps~13Mbps Rate Control : CBR |
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AUDIO
SPECIFICATIONS
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Encoding: MPEG-1 Layer 2/AAC
Bit-rate: 64kbps, 128Kbps, 192kbps, 224kbps, 256kbps, 320kbps, 384kbps Sampling rate: 44.1Khz, 48KHz |
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INPUTS AND OUTPUTS
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IP I/O
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RJ45 Port 1000M GbE Port
Input: 128* UDP/RTP IP SPTS/MPTS Output: 1*MPTS & 127*SPTS UDP/RTP |
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MODULATION (4*RF out switchable from UI)
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All
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Connector: 1 Port, F-Type, 75Ω
Output Return Loss: 14 dB MER ≥40dB RF output level: -20 ~ 0dbm, 0.1db step Numbers of RF Channel: 4 Modulation Mode: DVB-C, DVB-T, ATSC, ISDB-T, DTMB option |
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DVB-T Modulation
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Channel: DVB-T adjacent frequencies
Modulation standard: EN300744 Frequency range:50-960Mhz,1Khz one step Modulation standard: EN300744 Bandwidth: 6M, 7M, 8M FFT mode: 2K, 8K
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 TS bit rate < 31 Mbit/s |
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ATSC-T Modulation
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Channel: 8VSB adjacent frequencies
Constellation: 8VSB Frequency range:50-960Mhz,1Khz one step Constellation: 8VSB TS bit rate <19 Mbit/s MER≧40 dB |
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ISDB-T Modulation
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Channel: ISDB-T frequency
Frequency range: 50-960Mhz,1Khz one step
Constellation: DQPSK, QPSK, 16QAM, 64QAM Guard Interval:1/32, 1/16, 1/8, 1/4 Transmission Mode:2K,4K,8K Code rate:1/2, 3/4, 5/6, 7/8 Bandwidth:6MHz TS bit rate＜21 Mbit/s MER≥40 dB |
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DTMB Standard GB20600-2006
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Constellation: 4QAM, 16QAM, 32QAM, 64QAM
Code rate: 0.4, 0.6, 0.8 Guard Interval: 420, 595, 945 IONS |
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DVB-C Modulation
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Channel: DVB-C adjacent frequencies
Frequency range:50-960Mhz,1Khz one step MER≥40 dB symbol rate:5~7Mbaud DVB-C standard DVB-C (J83.A, J83.B, J83.C) |
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Carrier
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Annex A
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Annex B
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Annex C
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Constellation
(QAM)
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16, 32, 64, 128, 256
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64
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256
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64,256
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Bandwidth
(MHz)
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8
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6
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6
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6
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Symbol Rate
( Mbaud)
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5-7
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5.057
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5.361
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4.2-5.3
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Application & Diagram
