Blackmagic ATEM 4 M/E Broadcast Studio 4K - 4K Vídeo switcher

Blackmagic ATEM 4 M/E Broadcast Studio 4K - 4K Vídeo switcher


Blackmagic Design ATEM 4 M/E Broadcast Studio 4K is an HD and UHD 4K video mixer. Its 20 12G-SDI inputs support UHD video up to 59.94 fps and 1080 or 720 sources. The inputs do not scale, so all sources must have the same resolution. Inputs are synchronized to use non-synchronous sources. Supports audio from SDI inputs and has 2 analog stereo inputs. It is controlled from a computer with ATEM control software or from a dedicated control surface. It has connections for TC and reference. The SDI program and preview outputs and can be HD or UHD, the same as the inputs. It has 2 multiviewer outputs.

It features 4 mix/effect buses with 4 keyers, for a total of 16 keyers. Two downstream keyers for logos and signs. The built-in DVE allows you to adjust the size and rotation of the video windows, as well as 3D borders, shadows and lighting effects.

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Blackmagic Design - Avacab distribuidor oficial Blackmagic Design - Todos los productos Blackmagic Design en Avacab
Avacab Official Distributor


4K Video  switcher with 4 Mix/Effect buses and 4 Keyers on each bus. Get one of the world’s most compact and advanced switchers with the new ATEM 4 M/E Broadcast Studio 4K. You get an incredibly high performance live production switcher designed to work with the latest formats and high frame rates, all the way up to Ultra HD 2160p59.94! You get 16 next generation ATEM Advanced Chroma Keyers with 4 per M/E, perfect for advanced work and virtual sets. As the most advanced ATEM switcher, this model also includes the latest technology and features such as 2 Ultra HD multi viewers, full 2D DVE, built in SuperSource compositing engine with 4 picture in picture DVE's, full re-synchronization on each 12G-SDI input and much more! The multi rate 12G-SDI connections automatically switch between all HD and Ultra HD formats up to 2160p59.94 with a single BNC cable! Even if you're not working in Ultra HD now, the ATEM 4 M/E Broadcast Studio 4K has all the power and features for the highest end live production work, while being Ultra HD ready the instant you need it.


  • Upstream Keyers: 16 with Chroma/Linear/Luma key.
  • Downstream Keyers: 2
  • Chroma Keyers: 16
  • Talkback Support: None
  • Mix Minus Support: None
  • Linear/Luma Keyers: 19
  • Transition Keyer (Stinger/DVE): 1 Stinger, 1DVE .
  • Total Number of Layers: 26
  • Pattern Generators: 19
  • Color Generators: 2
  • DVE with 3D Borders & Drop Shadow: 1
  • Control Panel: Software or optional hardware panel.
  • Routable Windows: 16
  • Tally: Red for program and green for preview indication.
  • Windows Source Labels: Yes



logo rohs

Data sheet

Video Inputs
Supported Resolutions
1280x720 - HD
1920x1080 - HD
3840x2160 - UHD
Entradas Audio
No Balanceado
Salidas Audio
Data and Control
Reference input
Time Code
Rack Units
2 RU



Total video inputs


Total video outputs


Total auxiliary outputs


SDI transmission speeds

1.5 Gb/s, 3 Gb/s, 6 Gb/s, 12 Gb/s

Total audio inputs

2 x XLR. 2 x RCA.

Total audio outputs

2 x XLR for main signal. 2 x XLR for control.

Timecode connections

1 x XLR for timecode input. 1 x XLR for time code output.

Input for reference signals

Tri-Sync or Black Burst.

Source resynchronization

On all 20 inputs.

SDI video inputs

20 x 10-bit HD/UHD 4K. 2 integrated audio channels.

Additional audio outputs

1 x XLR for time code. 1 x XLR for communication.

SDI audio outputs

2 channels integrated in all SDI outputs.

Additional audio inputs

1 x XLR for time code. 1 x XLR for communication.

Main SDI outputs

3 x 10-bit HD/UHD 4K.

SDI outputs at lower definition

1 x 10-bit (UHD 4K-HD).

SDI outputs for down payments

1 x 10-bit HD/UHD 4K.

Simultaneous display connections

2 x SDI

Outputs for simultaneous display

2 x SDI

Connections for control panels

Compatible with 10/100/1000 BaseT standards. Allows the connection of the panel with the mixer directly or through a network.

Outputs for indicators

Via Ethernet connection with Blackmagic Design's GPI and Tally Interface device. (Not included).

Computer interface

1 x USB 2.0.

ATEM 4 M/E Broadcast Studio 4K

Supported Formats

SD Standards

Not available.

HD Standards

720p50, 720p59.94,
1080p23.98, 1080p24, 1080p25, 1080p29.97, 1080p50, 1080p59.94
1080i50, 1080i59.94

UHD Standards

2160p23.98, 2160p24, 2160p25, 2160p29.97, 2160p50, 2160p59.94

SDI Compliance

SMPTE 292M, SMPTE 424M, SMPTE 2082.

Video sampling


Chromatic accuracy

10 bits.

Chromatic spaces

REC 601, REC 709, REC 2020.

Products Specifications

Composers for previous overlays

16 x chrominance/luminance/linear.

Composers for later overlays


Composers for chrominance overlays



Not available

Mixture N-1

Not available

Compositors for linear or luminance overlays


Composers for transitions (animated/special effects)

1 x animated. 1 x visual effects.

Total layers


Adjustment signal generators


Color generators


Visual effects with 3D edges and drop shadows


Control panel

Optional software or physical panel.

Assignable windows



Red for on-air signals, green for advances.

Signs for sources


Simultaneous Image Monitoring

Simultaneous image monitoring

2 x 10 windows, 20 windows in total.

Simultaneous display standards


Multimedia Player

Multimedia players


Multimedia panel capacity for images

64 with foreground image and alpha channel.

Multimedia panel capacity for clips

2 with foreground image and alpha channel.

Duration of clips in HD 720

3200 frames.

Duration of clips in HD 1080

1440 frames.

UHD clip length

360 frames.

Supported image formats


Supported video formats

TGA sequence.

Supported audio formats




Minimum monitor resolution: 1366 x 768.

Front panel

Integrated HD LCD monitor and 42 LED buttons to select auxiliary signals.


Processing delay

< 7 lines

Audio mixer

24 inputs and 2 mix channels.

Options: On/Off/Audio-Follow-Video.

Volume and saturation indicator.

Main gain control.

Special outputs for analog signals used in control processes.

4K-HD conversion

Available at the main exit.

IT Support

Virtual Control Panel included

ATEM Software Control for Mac 10.12 (Sierra), Mac 10.13 (High Sierra) or later, and Windows 8.1 or 10 64-bit.


Via direct USB 2.0 connection to Mac OS or Windows computers. Includes ATEM Setup Utility.


Modification of settings using the ATEM Software Control program, except for the IP address of the mixer, which is configured with the utility program via USB connection.

Operating Systems


Mac icon

Mac 10.14 Mojave,
Mac 10.15 Catalina or later

Windows Icon

Windows 8.1 y 10 64-bits.


Energy Specifications

Power Supply

2 internal power supplies x 100-240 AC.


300 W

Physical Specifications

ATEM 4 M/E Broadcast Studio 4K

Physical Installation

Physical installation

2 rack units.

Environmental Specifications

Operating temperature

0 °C to 40 °C (32 °F to 104 °F)

Storage temperature

-20 °C to 60 °C (-4 °F to 140 °F)

Relative humidity

0 % to 90 % non-condensing

Items Included

ATEM 4 M/E Broadcast Studio 4K

SD card with manual and programs

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