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Description
Blackmagic Design ATEM 4 M/E Constellation HDBlackmagic Design ATEM 4 M E Constellation HD The ATEM 4 M E Constellation HD is a high density, professional live production switcher designed for massive events, broadcast houses, and large scale houses of worship. It represents the pinnacle of the HD Constellation line, offering a staggering amount of I O in a compact 2RU rackmount chassis. In 2026, it remains the industry standard for HD only workflows that require complex layering, multiple
Blackmagic Design ATEM 4 M/E Constellation HD
The ATEM 4 M/E Constellation HD is a high-density, professional live production switcher designed for massive events, broadcast houses, and large-scale houses of worship. It represents the pinnacle of the HD Constellation line, offering a staggering amount of I/O in a compact 2RU rackmount chassis.
In 2026, it remains the industry standard for HD-only workflows that require complex layering, multiple independent program feeds, and massive monitoring capabilities without the cost of a 4K infrastructure.
Core Functionality & I/O
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40 Standards-Converted Inputs: Every one of the 40 3G-SDI inputs features its own dedicated standards converter. This means you can mix and match different HD formats (e.g., 1080p, 1080i, and 720p) at varying frame rates without needing external conversion hardware.
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24 Independent Aux Outputs: All 24 3G-SDI outputs are fully "auxiliary," meaning you can route any internal source or program feed to any output. This is perfect for driving massive LED walls, backstage monitors, and multiple localized "clean feeds."
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4 M/E Rows: This "4 Mix Effects" architecture allows you to build four completely different programs simultaneously or use the M/Es as massive layering engines for a single complex production.
Advanced Creative Tools
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SuperSource Processing: Features two independent SuperSource processors. Each SuperSource gives you 4 additional DVE (Digital Video Effect) layers plus a background, allowing you to create complex "8-up" or "picture-in-picture" layouts for talk shows or esports.
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Keying Power: Includes 16 ATEM Advanced Chroma Keyers (4 per M/E) and 4 downstream keyers. This allows for incredibly complex virtual sets or multi-layered broadcast graphics.
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12 Total DVEs: Between the standard M/E DVEs and the SuperSource engines, you have 12 independent channels of DVE for resizing, repositioning, and 3D borders.
Technical Specifications
| Feature | Details |
| Video Standards | 720p, 1080i, 1080p (up to 60 fps) |
| Audio Mixer | 156-channel Fairlight Mixer (EQ, Dynamics, Noise Gate) |
| Multiviews | 4 independent outputs (up to 64 simultaneous views) |
| Media Pool | 60 Stills, 4 Clips (with fill & key) |
| Talkback | 5-pin XLR, RJ12 (ClearCom/RTS compatible), and SDI talkback |
| Chassis Size | 2 Rack Units (2RU) |
| Power | 2 x Internal 100-240V AC (Redundant Power) |
Operational Insight (2026)
In 2026, the Constellation HD is favored for its MADI audio integration. With its MADI inputs and outputs, you can pass multi-channel digital audio directly into the internal Fairlight mixer or out to a professional sound console, making it a true hub for both video and high-end audio.
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Webcam Output: Despite its "big iron" broadcast specs, it still features a USB-C webcam port. This allows you to plug the switcher directly into a computer to stream the program feed via Zoom, Teams, or OBS as if it were a simple webcam.
Pro Tip: While you can operate the switcher from the front panel's LCD and buttons in an emergency, this unit is designed to be paired with an ATEM 2 M/E or 4 M/E Advanced Panel. Relying solely on the software control for 40 inputs can be overwhelming during a high-pressure live show.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
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