AJA FiDO Quad-Channel ST Fiber to 3G-SDI Mini Converter


AJA FiDO Quad-Channel ST…



AJA FiDO Quad-Channel ST Fiber to 3G-SDI Mini Converter


  • Quad ST Fiber Input / Quad SDI Output
  • Up to Ultra HD 4K Resolution
  • Equalized and Reclocked Inputs
  • ASI Compatible



ESTIMATED SHIPPING DATE October 16, 2023 - November 6, 2023


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AJA 4R-ST Overview

Convert four ST fiber signals each to a matched 3G-SDI output in resolutions up to Ultra HD 4K. Transmit the input signals from up to six miles away at the max resolution over single-mode fiber cables. AJA’s FiDO-4R-ST features four ST optical fiber inputs and four 3G-SDI outputs, in a compact body suitable for indoor and outdoor use. Use it with compatible devices, or pair it with a corresponding FiDO Mini Converter.

Key Features

  • Small enough to fit behind a monitor, back of a rack, or directly on a camera rig
  • Autodetection of video format
  • Equalized and reclocked inputs
  • ASI compatible
  • Meets all relevant SMPTE specifications
  • Locking power connector
  • 4W power consumption
  • Includes 5-20V worldwide power supply with four interchangeable plug adapters

AJA 4R-ST Specs

Formats3 Gbps, 1.5 Gbps, 270 Mbps (automatically selected based on input)
Input4 x ST optical fiber
Output4 x 3G/HD/SD-SDI on BNC
Supported ResolutionUp to Ultra HD 4K (3840 x 2160) via Quad-Link
Power5-20 VDC
Power Consumption4 W
Dimensions4.6 x 4.1 x 0.9″ (12 x 11 x 2.4 cm)
Packaging Info
Package Weight1.55 lb
Box Dimensions (LxWxH)7.2 x 5.8 x 4.1″

Manuals & Guides

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Weight1.55 lbs
Dimensions7.2 × 5.8 × 4.1 in


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