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HDMODEN-4V
4 AV in DTMB Encoder Modulator
Price: HK$0
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Features
  • Integrated encoder and modulator
  • 4 CVBS + Audio
  • DTMB RF out
  • RF Range: 30-960MHz
  • Keyboard+LCD control and network management
Specification

Input

Input   4 x (BNC x 3),  4 x CVBS, level 1.0 Vp-p
 

Video Encoding

Video Coding MPEG-2
Resolution   720 x 576 (PAL); 720 x 480 (NTSC)
Bit Rate   1-20Mbps, adjustable per channel
 

Audio Encoding

Encoding   MPEG-1, Layer 1/2 
Sampling   32, 44.1, 48kHz
Code Rate   64, 128, 192, 256, 384kbps
 

Modulator

Output   DTMB RF, F connector
Format   DTMB- GB20600-2006
DTMB Modulation Frequency 36-900MHz, 1kHz step
  Constellation 4QAM-NR, 4 QAM 16QAM, 32 QAM, 64QAM
  Interleaving 240, 720
  Output level 70~90dBuV
  Frame Mode 420 fixed , 595 fixed, 945 fixed, 420 var, 945 var
  MER >35dB
  FEC 0.4, 0.6, 0.8
 
 

General

Operating temperature 5~45°C
Storage temperature -20~80°C
Power   AC100~240V, 50Hz, 25W
 
 
 
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