Digital Television Network



4 to 1 MPEG-2 encoder



4 to 1 encoder and compressor



Special Features:


  1. Combine 4 channels audio/visual signals into 1MPTS output;
  2. Support MPEG-2 MP@ML(4:2:0)encoding;
  3. High end audio processing with low distortion R/L channels, with stereo input;
  4. Continue adjustment of output signals;
  5. Flexible input/output screen that allows multiple inputs;
  6. Local or long distance control;
  7. LCD display for ease of operation;
  8. Highly reliable structural design for smooth operation;
  9. Multiple digital data flow function;
  10. PID display and device ;
  11. SDT for naming of programme and the supplier in English and Chinese。

Suitable Deployment area:


  1. Front device of cabled television;
  2. Digital satellite broadcasting;
  3. Digital terrestrial television;
  4. Digital surveillance and alarm system;
  5. Video on demand system;
  6. Distance learning and education system;
  7. Video conference.

Functional indicators 

Input ports

  

Video signals

Level 1.0Vp-p

Resistance 75 Ω

S-Video

Level 0.28Vp-p

resistance 75 Ω

Audio

Level 2Vp-p

resistance 600 Ω

Output

2ASI

Standard

 

 

SPI

 

 

 

Data flow

1~15Mbps continue variable adjustment

 

 

Video Signal
format

  

ISO 11172(MPEG-1)和ISO 13818(MPEG-2)

MPEG-2 encoding4:2:0MP@ML

 

MPEG-2 (AFF)

 

MPEG-2 (FB)

 

 

Audio signal

 

Sampling frequency

32KHz, 44.1KHz, 48KHz

Kbps

128, 192, 256, 384bps

Features

MPEG-1 the 1/11layer, CD quality supports single and dual channel stereo channels

Resolution

 

Standard

Comply CCIR601, support 1/2D1, 2/3D1, 3/4D1, FullD1

PAL

720´576, 704´576, 640´576, 544´576, 480´576, 384´576, 352´576

NTSC

720´480, 704´480, 640´480, 544´480, 480´480, 384´480, 352´480

Operational

Temperature

0 ~ 45℃(operation); -20 ~ 80℃(storage)

 

Power supply

AC220V±10%, 50Hz,25W