Digital Headend
Terrestrial Processor
Satellite Decoder
MPEG Encoder
Digital Modulator
Digital Controller
Media Converter
Analog Headend
Network
Accessory

MPEG Encoder

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HD Mediaplex
DMP-1903HD

Video/Audio 아날로그 신호 및 디지털 입력 신호를 Digital 압축(Compression)/부호화(Encoding) 기술로 처리하여 Digital 신호 전송에 적합한 Transport Stream으로 출력하는 MPEG-2 HD Encoder와 Encoder에서 출력되는 Transport Stream 신호를 DTV방송에 적합한 8-VSB방식으로 변조하여 디지털방송 전송에 적합한 주파수 대역으로 출력하는 8VSB Modulator를 결합한 Professional HD Mediaplex이다.


* Component Video Input
* Stereo Analog Audio Input
* HDMI / HD-SDI Digital Input
* Audio 5.1 Channel(SPDIF) Optical Input (Option)
* Professional Audio Encoding
* Dolby Digital AC-3 & MPEG-1 Layer-ll Encoding
* RTOS SOC기반의 Real time processing
* Up Converter 내장으로 자유로운 출력 주파수 선택
* TVCT&CVCT Generation 기능 내장



* QAM Modulator Option 장착가능
* VFD Display에 의한 편리한 Control 기능
  · Input Mode Setting
  · Video/Audio Format Setting
  · Bit Rate Setting
  · Output Frequency / Level Control
* NMS를 위한 Ethernet SNMP기능
* 1RU, 표준형 19” Rack Mount Type


ITEM

CHARACTER

 Video Input

 

Analog

Input

Component

Video

HD 1080i

Level

1 Vp-p

Digital

Input

HDMI / HD-SDI

Level

1000 mVp-p(HDMI) / 800 mVp-p(HD-SDI)

Impedance

75

Aspect Ratio

4:3, 16:9

 Audio Input

Analog

Input

Stereo

Frequency Range

20 Hz ~ 20 KHz

Impedance

600 / 20K

Connector

Mini XLR

Digital

Input

Embedded SDI / HDMI

Sampling Rate

32, 44.1 and 48 KHz

Connector

BNC (75Ω)

Optical

Input

SPDIF(5.1 Channel)

 Encoding

Core

SOC(System On Chip) Base

 Video

 Processing

 

Video Encoding

MPEG-2 MP@HL

Chroma Format

4:2:0 / 4:2:2 (Option)

Encoding Rate

5 ~ 70 Mbps

Latency Time

800 msec

Resolutions

1080i x 1920, 1440, 1280, 960 / 720p x 1280, 960

 Audio

 Processing

 

Audio Encoding

Dolby Digital® AC-3 & MPEG-1 Layer II

Sampling Rate

32, 44.1 and 48 KHz

Layer II Encoding Rate

32 ~ 384 Kbps

Dolby Digital(AC-3) Rate

56 ~ 448 Kbps

 TS Output

Transport Stream

DVB-ASI

Connector

BNC (75Ω)

TS Rate

5 ~ 70 Mbps

Packet Format

188 Byte

Output Level

800 mVp-p (Nominal)

 RF Output

 

 

Frequency  Range

50~870 MHz

Impedance

75

Output Level

55 ± 5 dBmV

Level Control Range

0 ~ -15 dB

MER  After Equalizer

42 dB

MER  Before Equalizer

37 dB

Signal to Noise Ratio

50 dB

Phase Noise

VHF -105 dB@20KHz,

UHF -103 dB@20KHz

Adjacent Channel Carrier

Attenuation Characteristic

-45 dB (Out of band)

Spurious

-63 dB

Return Loss

17 dB

Frequency Response

± 0.5 dB (5.38MHz)

Frequency Tolerance

± 2 ppm

Group Delay

± 20 ns (5.38MHz)

PCR Jitter

± 200 ns

 Ethernet

Connector

RJ-45

Interface Type

10/100 Base-T

Protocols

SNMP

 General

Power Requirements

AC 90~230V, 60Hz

Power Consumption

Max. 80 W

Weight

3.6 Kg

Dimensions (W x H x D)

482 x 44 x 468 mm

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