Product Highlights

12G-SDI to 3G-SDI quad conversion
Broadcast-grade signal processing
Compact form factor
Supports modern and legacy SDI workflows

Overview

A compact signal conversion device used to convert between single-link 12G-SDI and quad-link 3G-SDI workflows. Designed for professional broadcast and live production environments.

Specifications

Spec	Value
Specification	SDI Transport Converter for 12G, 6G, 3G and 1.5G-SDI
Specification	Supports twenty different types of Quad, Dual, and Single type conversions
Specification	Two Sample Interleave (2SI) to/from Square Division (Quadrant) pixel mapping
Specification	3G-SDI Level A to/from 3G-SDI Level B-Dual Link (DL)
Specification	3G-B Dual Stream Support
Specification	Simple Frame Rate Conversion (FRC) between Fractional or Integer rates
Specification	HDR signaling metadata pass-through and optional override
Specification	Pass-through of Single Link 12G, 6G, 3G, 1.5G and 270M SDI video
Specification	Embedded audio pass-through of AC-3 (Dolby Digital) and E-AC-3 (Dolby Digital Plus) compressed audio, including DD+ Atmos (aka DD+ JOC)
Specification	Configurable as a 1×4 Distribution Amplifier
Specification	Input signal diagnostics and timing analyzer for Quad and Dual link signals
Specification	Automatic or manual control
Specification	Detailed timing analysis for validating alignment of quad-link SDI inputs
Specification	Passes SDI embedded audio, 24-bit, up to 16-Channels
Specification	Configure via USB port and supplied AJA Mini-Config software
Specification	Uses 5-20 VDC power (DWP-U-R1 universal power supply included)

Technical Documentation

PDF AJA 12GM Manual v1.16

AJA 12GM 12G-SDI/3G-Quad Mux/Demux

12G-SDI to quadlink 3G-SDI and quad link 3G-SDI to 12G-SDI conversion

Rentex No. CNV12GM
Mfr No. 12GM

Available for same-day delivery in most major cities
Item is show-ready, double-tested for functionality
Accessories included, matched to the main unit