3G/HD/SDI Digital Video to Fiber Converter

LHDSDI3G-EXT is serial digital video fiber optic transmission link. The transmit/receive system apply to all signal conditions, including the SMPTE 305M, 310M, 344M, DVB-ASI format and up to 3Gbps. It supports 3G/HD/SD-SDI inputs with or without embedded audio and data


  • Signal is equalized and re-clocked prior to fiber optic transmission
  • Two re-clocked SDI outputs on receiver
  • Compliant with SMPTE 292,344,424 or 259M-C, DVB-ASI at 270Mb/s
  • Supports transmission of SMPTE 305M, 310M, 344M, DVB-ASI
  • Supports 3G/HD/SD-SDI inputs with or without embedded audio and data
  • 14dB optical link budget @ 2.97Gbps
  • Wide operating temperature range
  • Stand-alone and rack module versions
Serial Video BNC Input
number of inputs 1
Data Rate 19.4Mbps tp 2.97 Gbps
Support standards SMPTE 259M, 292, 297, 424M, 305M, 310M, 344M, DVB-ASI
Re-clocked Data Rates 270 Mbps, 1.485 Gbps, 2.97 Gbps
Equalization Automatic up to 100m of Belden 1694A at 3 Gbps, 220m at 1.485 Gbps and 350m at 270 Mbps
Return Loss >10dB up to 2.97 Gbps
SDI Input line length Belden 1649a cable
Serial Video BNC output
Signal Level 800mV(standard)
Rise / Fall time <135 ps at 2.97 Gbps per SMPTE 424M,
<270 ps at 1.485 Gbps per SMPTE 292,
<900ps at 270 Mbps per SMPTE 259M
Overshoot <10% of amplitude
Timing Jitter <0.2 UI at 270 Mbps, < 1.0 UI at 1.485 Gbps, <2.0 UI at 2.97 Gbps with color bar signal
Alignment Jitter <0.2 UI
Re-clocking At 270 Mbps, 1.485 Gbps & 2.97 Gbps
Wavelength 1310nm
Fiber type SM or MM
Link budget >12db
Output power –3 ~ –10dBm
Emitter SFP
Fiber Adapter LC/PC (or SC)
General specifications
Voltage 5VDC@0.5A
Power supply 220VAC TO 5VDC at 1A
Dimension of Stand-alone Tx or Rx 70mm x 38mm x 30mm
Dimensions of Rack Module Rx 128mm x 85mm x 25mm (RACK MODULE)
Operating Temperature -20°C~+70°C
EMI/RFI FCC Part15 Class A,EU EMC standard
MTBF >100000 hours