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Triple SDI Optical to Electrical Converter 19.4Mb/s or 143-540Mb/s

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  • Triple SDI optical to electrical converter for 3 independent channels
  • Provides 45 independent channels of optical conversion, in a single 3RU frame
  • Supports all SMPTEST 259 standards with operation from 143Mb/s - 360Mb/s
  • Supports additional standards of SMPTEST 305 (SDTi), SMPTE ST ST 310 (19.4Mb/s), SMPTE344 (540Mb/s), M2S and DVB-ASI (270Mb/s)
  • Supports multi-mode or single-mode fiber
  • Fully hot swappable from front of frame, with no fiber or BNC disconnect /reconnect required
  • Occupies one card slot and can be housed in the 1RU 7801FR frame which holds up to four single or two dual slot modules, the 3RU 7800FR frame which has a 15 slot capacity, the portable 3RU 350FR frame which has a 7 slot capacity, or a standalone enclosure which holds a single module.
  • Inputs

  • Three independent fiber inputs
  • 1270nm to 1610nm input wavelength range
  • Input sensitivity to -30dBm
  • SC/PC, FC/PC connector options
  • Outputs

  • Three independent, reclocked, serial digital BNC outputs
  • Wideband jitter < 0.2UI
  • Card Edge LED's

  • Signal presence indication for each channel
  • Input carrier weak indication for each channel
  • Module status indication


Optical Input

Number of Inputs 3 (independent channels)
Connector SC/PC, FC/PC female housing
Operating Wavelength 1270nm to 1610nm
Maximum Input Power 0dBm
Optical Sensitivity -30dBm

Serial Video Output

Standard SMPTE ST 259 A, B, C, D, SMPTE ST 297, SMPTE ST 305, SMPTE ST 310, SMPTE ST 344, M2S, DVB-ASI
Number of Outputs 3 reclocked (independent channels)
Connector BNC per IEC 61169-8 Annex A
Signal Level 800mV nominal
DC Offset 0V ±0.5V
Rise/Fall Time 900ps nominal
Overshoot < 10% of amplitude
Return Loss > 15dB up to 540Mb/s
Wideband Jitter < 0.2UI


Voltage +12V DC
Power 6 Watts
EMI/RFI Complies with FCC Part 15 Class A, EU EMC Directive


Number of Slots 1

Ordering Information

7705OE-3 Triple SDI Optical to Electrical Converter 19.4Mb/s or 143-540Mb/s

Ordering Options

Notes Rear plate and fiber connector must be specified at time of order - eg: [model]+SC+3RU
Connector Suffix
Rear Plate Suffix
+1RU 1RU rear plate for use with 7701FR Multiframe
+SA Standalone Enclosure Rear Plate
+3RU 3RU rear plate for use with 350FR, 7700FR-C or 7800FR Multiframes


350FR Portable Multiframe which holds 7 single slot modules
7700FR-C 3RU Multiframe which holds 15 single slot modules
7800FR 3RU Multiframe which holds 15 single slot modules
7701FR 1RU Multiframe which holds 3 single slot modules
S7701FR 7700 Series Standalone Enclosure