• FiDO-4T-ST front
  • FiDO-4T-ST charger

AJA FiDO-4T-ST Quad Channel 3G-SDI to ST Fiber Transmitter


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Product Highlights

  • 4-Channel independent Single Mode LC Fiber Outputs
  • 4-Channel independent 3G-SDI Inputs
  • 4K/UltraHD-SDI over 4 fiber links
  • Equalized and re-clocked
  • ASI compatible
  • Video Auto-Detection Format
  • Excels all relevant SMPTE Specs


AJA’S FiDO-4T-ST is Mini-Converter that offers conversion for Quad SD/ SDI/HD/3G SDI to ST Optical Fiber Transmitter. This device features 4x individual Channel ST Optical Fiber and 4x 3G SDI inputs. The Fido-4T-ST can support up to 4k resolution. Moreover, the ST Optical Fiber extenders provide the transport of video streams over 6 miles of distance with electrical isolation. This is ideal for eliminating ground loop problems. In addition, the FiDO Mini-Converter excels all relevant SMPTE Specs, versatile, and are rugged, and suitable for outdoors to indoors.

Compact and Portable
The FiDO converters are compact, works fine in tight spaces behind on camera, gear rack and trucks. This converter has a locking power connector that can't be removed accidentally or pull loose. Another feature is the P-TAP power cable that allows for the battery power in remote locations.

Universal Power Supply
All AJA Mini-Converters are shipped with a universal power supply, which includes an international plug connection for use around the world.

AJA Mini-Matrix
All AJA’s Mini-Converters are now available as a mobile app on iOS. This feature allows the user to have control over their Mini-Converters though an app. This app helps the user to find a convenient converter for any type of situation.

UPC: 892448000779
In the box DWP-U-R1 Power Supply
Limited 5-Year Warranty
1x FiDO-4T-ST 4-Channel 3G-SDI to Single-Mode ST Fiber Transmitter
Video Formats 100 Mbps - 3 Gbps, format agnostic
Video Input Digital 4-Channel independent 3G-SDI Inputs, SMPTE-259/292/424
Video Output Digital 4-Channel independent Single Mode ST Fiber Outputs, SMPTE-297
Nominal Wavelength: 1310 nm
Optical Power: -5dBm (min), 0dBm (max)
Extinction Ratio: 7.5dB (Typ)
Reclocking 270 Mbps, 1.483 Gbps, 1.485 Gbps, 2.966 Gbps, 2.970 Gbps - Auto Select
All other rates are passed through and not reclocked
Dimensions (w x d x h) 4.6" x 4.10" x 0.92" (117 x 105 x 24mm)
Power 4 watts max
Uses 5-20VDC power (AJA power supply model DWP-U-R1 included)
Environment Safe Operating Temperature: 0 to 40 degrees C (32 to 104 degrees F)
Safe Storage Temperature (Power OFF): -40 to 60 degrees C (-40 to 140 degrees F)
Operating Relative Humidity: 10-90% noncondensing
Operating Altitude: <3,000 meters (<10,000 feet)

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