AJA KONA 4 8-Lane PCIe 2.0 Video and Audio Desktop I/O Card
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AJA KONA 4 8-Lane PCIe 2.0 Video and Audio Desktop I/O Card, 4K/UltraHD 4:2:2 and 4:4:4 Video Output

SKU: AJKONA4 MFR: KONA 4
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Key Features

  • Capture pristine video with this AJA KONA 4 card, ensuring top-tier video output quality.
  • Experience seamless 4K/UltraHD workflows using this video card's advanced I/O capabilities.
  • Utilize the KONA 4's 3G-SDI connectivity for professional-grade video and audio integration.
  • Enjoy versatile video input options, including SDI and HDMI, for flexible project setups.
  • Elevate your editing suite with this video card, offering superior cross-conversion features.
  • This AJA video card supports embedded audio, simplifying your audio and video synchronization.
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Special Order?Estimated to Ship: 09/10/2025
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AJA KONA 4 8-Lane PCIe 2.0 Video and Audio Desktop I/O Card Specifications

  • Video Output Digital

    3G-SDI, SMPTE-259/292/296/424
    Single Link 4:2:2 or 4:4:4 (1 x BNC)
    Dual Link HD 4:4:4, (2 x BNC)
    2K HSDL (High Speed Data Link) 4:4:4, (2 x BNC)
    4K/UltraHD 4:2:2 and 4:4:4
    HDMI v2.0b, 30/36 bits/pixel, RGB or YUV, 2.25Gbps, SD, HD and UHD with HFR support up to 60p 4:2:0

  • Video Input Digital

    3G/SD/HD SDI, SMPTE-259/292/296/424, 8- or 10-bits
    Single Link 4:2:2 or 4:4:4 (1 x BNC)
    Dual Link HD 4:4:4 (2 x BNC)
    2K HSDL (High Speed Data Link) 4:4:4, (2 x BNC)
    4K/UltraHD
    1D LUT Support

  • Video Output Analog

    Composite/S-Video (Y/C) (1 x BNC/2x BNC+adapter)
    NTSC, NTSCJ, PAL
    Component (3 x BNC)
    HD: YPbPr, RGB
    SD: YPbPr, RGB (component mode)
    SMPTE/EBU N10, Betacam 525 line, Betacam 525J, RGB
    12-bit D/A, 8x oversampling
    +/- .2 dB to 5.0 MHz Y Frequency Response
    +/- .2 dB to 1 MHz C Frequency Response
    5% 2T pulse response
    <1% Diff Phase
    <1% Diff Gain
    <1% ns Y/C delay inequity

  • Downstream Keyer

    Supports graphics with alpha channel over video, matte or frame buffer, or frame buffer content over incoming video or matte

  • Audio Input Digital

    16-channel, 24-bit SDI embedded audio, 48kHz sample rate, Synchronous
    8-channel, 24-bit AES/EBU audio, 48kHz sample rate, Synchronous or Non-synchronous, Internal sample rate conversion (via 4 x BNC on breakout cable)
    16-channel, 24-bit AES/EBU audio, 48 kHz sample rate, Synchronous (via 8 x BNC on optional K3G-Box)

  • Down-conversion

    Hardware 10-bit
    Anamorphic: full-screen
    Letterbox: image is reduced with black top and bottom added to image area with the aspect ratio preserved
    Crop: image is cropped to fit new screen size

  • Audio Output Digital

    16-channel, 24-bit SDI embedded audio, 48kHz sample rate, Synchronous
    8-channel, 24-bit HDMI embedded audio, 48kHz sample rate, Synchronous
    8-channel, 24-bit AES/EBU audio, 48kHz sample rate, Synchronous or Non-synchronous, Internal sample rate conversion (via 4 x BNC on breakout cable)
    16-channel, 24-bit AES/EBU audio, 48 kHz sample rate, Synchronous (via 8 x BNC on optional K3G-Box)

  • Up-Conversion

    Hardware 10-bit
    Anamorphic: full-screen
    Pillar box 4:3: results in a 4:3 image in center of screen with black sidebars
    Zoom 14:9: results in a 4:3 image zoomed slightly to fill a 14:9 image with black side bars
    Zoom Letterbox: results in image zoomed to fill full screen
    Zoom Wide: results in a combination of zoom and horizontal stretch to fill a 16:9 screen; this setting can introduce a small aspect ratio change

  • Cross-conversion

    Hardware 10-bit
    1080i to 720p
    720p to 1080i
    720p to 1080PsF

  • SD to SD Aspect Ration Conversion

    Letterbox: This transforms SD anamorphic material to a letterboxed image.
    H Crop: Will produce a horizontally stretched effect on the image; transforms anamorphic SD to full frame
    SD Pillarbox: Will produce an image in the center of the screen with black borders on the left and right sides and an anamorphized image in the center
    V Crop: Will transform SD letterbox material to an anamorphic image

  • Timecode

    LTC timecode input and output (via 1 x BNC each)

  • Machine Control

    RS-422, Sony 9-pin protocol (via breakout cable or optional K3G-Box)

  • Reference Input

    Analog Color Black (1V) or Composite Sync (2 or 4V)
    Looping

  • UPC Code

    892448000229

About AJA KONA 4 8-Lane PCIe 2.0 Video and Audio Desktop I/O Card

Before settling for any desktop I/O solution, consider the AJA KONA 4, an advanced 8-lane PCIe 2.0 video and audio card that offers unparalleled features for a wide range of professional applications. Designed to handle everything from SD to HD, 2K, and 4K, the KONA 4 delivers full 10-bit 4:2:2 and 4:4:4 color spaces, ensuring fantastic image clarity and detail that professionals demand.

With its sophisticated 4K support, the KONA 4 allows for direct output from editing systems to 4K projectors or monitors. This includes High Frame Rate (HFR) support at 50/60p, making it ideal for the most demanding 4K and UltraHD workflows. The state-of-the-art 4K HDMI output is capable of displaying 4K/UHD content to the latest UltraHD monitors, offering full-resolution monitoring that is both cost-effective and maintains pristine image quality.

The KONA 4 is not only powerful but also versatile, supporting both Windows and Linux operating systems. This broad compatibility ensures seamless integration into a wide array of professional video and audio environments. The card's professional connectivity is further enhanced by its bi-directional 3G-SDI connections, HDMI 2.0b monitoring output, LTC I/O, Genlock input, RS-422 control, configurable 3 x BNC SD/HD analog video output, and 8-channel AES audio I/O.

For creatives looking to add graphics and images to their video feeds, the KONA 4 features a built-in hardware downstream keyer for effortless overlays. Additionally, the card's broadcast-quality hardware conversion capabilities include up, down, and cross-conversion, unifying resolutions across different formats and simplifying workflows by eliminating the need for software-based resolution adjustments.

Expand your connectivity even further with the optional K3G-Box. This add-on enhances the standard breakout cable by offering eight additional AES audio channels, 2-channel RCA analog audio monitoring jacks, and looping BNC Genlock reference connectors, providing even more flexibility for complex setups.

The KONA 4 is a high-quality, sophisticated choice for professionals who require a state-of-the-art video and audio desktop I/O solution. Its advanced features and future-proof design make it a smart investment for those looking to elevate their production capabilities to the next level.

AJA KONA 4 8-Lane PCIe 2.0 Video and Audio Desktop I/O Card Features

  • Advanced 8-lane PCIe 2.0 video and audio desktop I/O card for professional use
  • Supports SD, HD, 2K, and 4K formats with full 10-bit 4:2:2 and 4:4:4 color spaces for superior image clarity
  • High Frame Rate (HFR) support at 50/60p for demanding 4K and UltraHD workflows
  • Compatible with both Windows and Linux operating systems for wide-ranging applications
  • Features bi-directional 3G-SDI connections, HDMI 2.0b monitoring output, LTC I/O, Genlock input, RS-422 control, and 8-channel AES audio I/O
  • Built-in hardware downstream keyer for easy graphic overlays and broadcast-quality hardware conversion capabilities for unified resolutions

Warranty Information

This product has a limited warranty of 36 months.

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Key Features

  • Capture pristine video with this AJA KONA 4 card, ensuring top-tier video output quality.
  • Experience seamless 4K/UltraHD workflows using this video card's advanced I/O capabilities.
  • Utilize the KONA 4's 3G-SDI connectivity for professional-grade video and audio integration.
  • Enjoy versatile video input options, including SDI and HDMI, for flexible project setups.
  • Elevate your editing suite with this video card, offering superior cross-conversion features.
  • This AJA video card supports embedded audio, simplifying your audio and video synchronization.

What's in the box:

  • AJA KONA 4 8-Lane PCIe 2.0 Video and Audio Desktop I/O Card
  • AJA 3 Year Limited Warranty