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LT-313

Three-channel SDI & HDMI 4Kp60 down to 720p capture card

Concurrently captures 3 inputs of any of the following standards:

2x SDI:

  • 4096 x 2160, Progressive

    p60/59.94/50/48/30/29.97/25/24/23.98 via 12G-SDI or 6G-SDI

  • 3840 x 2160, Progressive

    p60/59.94/50/48/30/29.97/25/24/23.98 via 12-SDI or 6G-SDI

  • 1920 x 1080, Progressive

    p60/59.94/50/48/30/29.97/25/24/23.98 via 3G-SDI level-A or HD-SDI

  • 1280 x 1080, Interlaced

    p60/59.94/50 via 3G-SDI level-A

  • 1280 x 720, Progressive

    p60/59.94/50 via HD-SDI

1x HDMI:

  • 3840 x 2160, Progressive

    p60/59.94/50/30/29.97/25 with YUV422 10 to 12-Bits, YUV444 8-Bit, RGB444 8-Bit

  • 1920 x 1080, Progressive

    p60/59.94/50/30/29.97/25 with YUV422 10 to 12-Bits, YUV444 8-Bit, RGB444 8-Bit

  • 1280 x 1080, Interlaced

    p60/59.94/50 with YUV422 10 to 12-Bits, YUV444 8-Bit, RGB444 8-Bit

  • 1280 x 720, Progressive

    p60/59.94/50 with YUV422 10 to 12-Bits, YUV444 8-Bit, RGB444 8-Bit

Pricing:

From 1200 €

Specifications and Features

Interface

Inputs:

2 x SDI’s:
  • HD-SDI
  • 3G-SDI Level-A
  • 6G-SDI
  • 12G-SDI
1 x HDMI:
  • Supplied with removable HDMI lock-nut
  • Multiple LT-300 series cards can be used per system to increase inputs

Outputs:

  • Compatible with PCIe Gen 2.0 x4 or greater
  • HDMI 2.0 Direct Out, with dynamic overlays

Video Engine

  • FPGA Based with DMA for minimum host load
  • 10-bit video processing
  • Hardware Scaler and Decimator on every input with automatic control via inbuilt QOS
  • Concurrent capture of up to 3 video streams
  • Support for nearly all video standards from 4Kp60 down to 720p
  • Progressive and Interlace
  • Flexible Compositing
  • High-Rel for years of use with 24/7 loading

Signals

  • Auto Detection of incoming Video & Audio Standards
  • 3D Inputs Supported
  • Legacy 4Kp60 via multiple SDI’s supported
  • Video Time Code

Software

OS:
  • Windows: 11, 10, 8 etc. & DirectShow
  • Linux: Ubuntu & Debian
HW Platforms:
  • AMD, Intel, ARM
Video Compression:
Driver Firmware:
  • Integrated Software Reconfigurable Hardware (SRH)
  • Field Updatable SRH
Software Support:
  • DK, and easy to use RestFull API, with support for C++, Python, C#
  • Command Line Interface (CLI) for getting started immediately
  • Demo Application for rapid HW & SW evaluation

Downloads

ProductBrief

SDK

API Documentation

1.89 MB | 12/28/2025

SDK v1.4.0 Windows

1.89 MB | 12/28/2025

Installer v1.4.0 Windows

0 MB | 12/21/2025

Available soon

SDK v1.4.0 Linux

1.89 MB | 12/28/2025

v1.4.0

1.1 MB | 12/17/2025