Mediasys – Turnkey solution provider, Distributor in UAE.

AJA UDC-4K Mini-Converter: The Ultimate 4K Signal Conversion Solution for the Middle East

AJA Video Systems has launched the UDC-4K, a next-generation 12G-SDI/HDMI 2.0 Mini-Converter designed for broadcast, live production, and ProAV professionals. With 4K up/down/cross-conversionframe synchronization, and HDR support, this compact powerhouse ensures seamless workflows in today’s multi-format environments.

As the exclusive distributor for AJA in the Middle EastMediasys is proud to bring this cutting-edge solution to regional broadcasters, AV integrators, and production houses.

Why Choose AJA UDC-4K?

Managing multiple signal formats is a growing challenge as 4K/UltraHD and HDR adoption accelerates. UDC-4K solves this with scaling, frame rate conversion, and audio-video sync in one compact device—ideal for OB vans, studios, and live events.


Connectivity

UDC-4K AJA Mediasys
  • Features

    • Up, down, cross-conversion of 4K/UHD/2K/HD signals
    • Frame sync, aligns output signals to a reference 
    • Utility frame rate conversion  
    • Converts 12G-SDI to/from HDMI 2.0, up to 4Kp60  
    • Supports 12-bit workflows 
    • HDR signaling metadata pass-through and optional override 
    • EDID Emulation up to UHDp60 
    • Loss of input management 
    • HDMI embedded audio support 8-channel 24-bit 
    • SDI embedded audio support 16-channel 24-bit 
    • Embedded audio pass-through of AC-3 (Dolby Digital) and E-AC-3 (Dolby Digital Plus) compressed audio, including DD+ Atmos (aka DD+ JOC) 
    • Supports up to 100 frames of audio delay 
    • 12G-SDI and HDMI 2.0 loop outputs 
    • 4x 12G-SDI outputs can be used as a 1-to-4 distribution amplifier 
    • Genlock: External Reference Input, SDI Input, HDMI Input, or Free Run 
    • Configuration via built-in button control panel and LCD display, or free AJA Mini-Config software for Windows and macOS
    • Universal power supply included 
    • Five year warranty and technical support 

Frequently Asked Questions (FAQ) about AJA UDC-4K Mini-Converter

Q1: What is the AJA UDC-4K Mini-Converter?

A: The AJA UDC-4K is a professional-grade Mini-Converter that performs up/down/cross-conversion between 4K/UHD and 2K/HD formats. It also functions as a frame synchronizerframe rate converter, and 1×4 12G-SDI distribution amplifier, making it ideal for broadcast, live production, and ProAV workflows.


Q2: What video formats does the UDC-4K support?

A: UDC-4K supports 4K, UHD, 2K, and HD video formats with frame rates up to 4Kp60. It also offers utility frame rate conversion between 59.94 and 50/60 fps.


Q3: Does the UDC-4K support HDR workflows?


A: Yes. The UDC-4K is HDR-aware, supporting HDR signaling metadata pass-through and override for SDI VPID and HDMI Infoframe, ensuring compatibility with modern HDR workflows.


Q4: Can the UDC-4K convert between SDI and HDMI?


A: Absolutely. The UDC-4K converts 12G-SDI to HDMI 2.0 and vice versa, with pristine image fidelity and support for up to 4K 60p.


Q5: How many outputs does the UDC-4K have?


A: The UDC-4K features four 12G-SDI outputs and one HDMI 2.0 output. The SDI outputs can function as a 1-to-4 distribution amplifier (DA) for signal distribution.


Q6: How is the UDC-4K configured?


A: You can configure the UDC-4K using its built-in LCD display and button controls or via AJA’s free Mini-Config software for Windows and macOS.


Q7: Does the UDC-4K support audio conversion and delay?


A: Yes. It supports embedded audio pass-through, including Dolby Digital and Dolby Digital Plus (DD+ Atmos), and offers up to 100 frames of audio delay for perfect sync.


Q8: What makes the UDC-4K ideal for professional workflows?


A: Its rugged designbroadcast-quality conversionsHDR support, and multi-function capabilities make it perfect for broadcast, live events, ProAV, and post-production environments.