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Blackmagic ATEM 4 M/E Constellation IP Live Stream Switcher

Blackmagic DesignModel W-APS-50

Blackmagic ATEM 4 M/E Constellation IP Live Stream Switcher

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Best for

Live streamingAnything going out live — switcher, encoder, capture card, PTZ and monitoring.
Broadcast and newsStation and OB workflows: SDI infrastructure, intercom, encoders, reference and timecode.
Church and worshipHouse-of-worship AV: PTZ cameras, a switcher, wireless mics, intercom and a stream out.
Event and conference captureStage and hall work — long-throw mics, wireless video, tripods and a switcher at the back.

Video inputs 32

Video outputs 32

Video standards 2160p23.98, 2160p24, 2160p25, 2160p29.97, 2160p30, 2160p50, 2160p59.94, 2160p60

Keyers 16

Audio mixer 68 Channel mixer.; Fully integrates with Fairlight Live

Multiview 4 x 16 Multi View pattern options for up to 64 total views

Full specifications

Overview

Product description from Blackmagic Design

ATEM 4 M/E Constellation IP is an advanced live production switcher with a powerful design that's fully SMPTE-2110 native and uses high speed 100G Ethernet connections! This makes it easy to add a converter for a mix of traditional 12G-SDI or modern SMPTE-2110 IP video connections. Plus, all IP video connections are fully redundant and SMPTE-2022-7 compliant. You get 32 inputs and 32 outputs, 16 ATEM Advanced Keyers, 4 multi-views and 2 SuperSource processors for a total of 12 DVEs.

Key specs

Video inputs: 32
Video outputs: 32
Video standards: 2160p23.98, 2160p24, 2160p25, 2160p29.97, 2160p30, 2160p50, 2160p59.94, 2160p60
Keyers: 16
Audio mixer: 68 Channel mixer.; Fully integrates with Fairlight Live
Multiview: 4 x 16 Multi View pattern options for up to 64 total views

All specifications

Manuals & downloads

Document W aps 50 Web page

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Compared on 6 key specs · swipe for more

Compare Blackmagic ATEM 4 M/E Constellation IP Live Stream Switcher with similar video switchers
	This product Blackmagic ATEM 4 M/E Constellation IP Live Stream Switcher Price on request	Blackmagic ATEM Mini Pro ISO Live Stream Switcher ₹48,500Incl. GST View	Blackmagic ATEM Mini Extreme Live Stream Switcher ₹1,37,824Incl. GST View	Blackmagic ATEM Television Studio 4K8 Live Stream Switcher ₹6,19,264Incl. GST View
Video inputs	32	4	8	8
Video outputs	32	—Not listed	—Not listed	12
Video standards	2160p23.98, 2160p24, 2160p25, 2160p29.97, 2160p30, 2160p50, 2160p59.94, 2160p60	—Not listed	—Not listed	—Not listed
Keyers	16	1	4	4
Audio mixer	68 Channel mixer.; Fully integrates with Fairlight Live	2 x 3.5mm stereo mini jack	2 x 3.5mm stereo mini jack	—Not listed
Multiview	4 x 16 Multi View pattern options for up to 64 total views	HD	HD	HD or Ultra HD

Full specifications

Connections

100G 2110 IP Networks	8 x 100G QSFP28 connections.; Supports ST 2022-7 redundant delivery of IP streams over two 2110 networks.
Senders and Receivers per 100G Pair	8 x Ultra HD
10G Control Network	2 x 10G RJ45 Ethernet for NMOS control plus loading media, saving and loading presets.
Reference Network	2 x RJ45 Ethernet for 2110 PTP clock.
1G Management	1 x RJ45 Ethernet. Supports 10/100/1000 BASE-T. For ATEM Setup utility and software updates.
Analog Audio Outputs	1 x 6.35 mm headphone jack.
Total Video Inputs	32
Total Video Outputs	32
Total Aux Outputs	32
Total Audio Outputs	1 x 6.35 mm headphone jack.; 1 x Speaker
Frame Rate and Format Converters	On all 32 inputs
Extra Audio Outputs	1 x 6.35 mm headphone jack. (the audio will be the mix of PGM plus engineering, production and side tone.); 1 x built-in speaker.
Program Outputs	Any of the 32 outputs.
Preview Outputs	Any of the 32 outputs.
Multiview Outputs	4 of any of the 32 outputs.
Webcam Output	Rear USB-C supports 720p or 1080p at PGM frame.
Control Panel Connection	2 x 10G RJ45 Ethernet for panel connection, NMOS control plus loading media, saving and loading presets.
Internal Timecode Generator	Yes
Computer Interface	Rear USB-C supports USB 3.0 for external USB audio (Fairlight Live), webcam out, ATEM Setup utility and software updates.; Front USB-C supports USB 2.0 for updates and setup only.
Power	2 x IEC C14 power inputs.

Standards

HD Video Standards	720p50, 720p59.94, 720p60; 1080i50, 1080i59.94, 1080i60; 1080p23.98, 1080p24, 1080p25, 1080p29.97, 1080p30, 1080p50, 1080p59.94, 1080p60
Ultra HD Video Standards	2160p23.98, 2160p24, 2160p25, 2160p29.97, 2160p30, 2160p50, 2160p59.94, 2160p60.
SMPTE Compliance	SMPTE 2110‑20, SMPTE 2110‑21, SMPTE 2110‑30, SMPTE 2110‑40, SMPTE 2022‑7
Video Sampling	4:2:2
Color Precision	10-bit.

IP Video Compliance

SMPTE 2110-20 (Uncompressed Video)	IGMP v3
SMPTE 2110-21 (Traffic Shaping)	Sender: Narrow; Receiver: Narrow, Wide Synchronous, Asynchronous
SMPTE 2110-30 (PCM)	Audio Conformance level: Level C
SMPTE 2110-40 (Ancillary Data)	Full access to entire SMPTE ancillary data stream. Includes RP 188/SMPTE 12M-2, closed captioning and HDR static metadata.
Codec	Blackmagic IP10 codec optional for 2160p59.94 and 2160p60 as 2110 IP video.
Precision Time Protocol	IEEE 1588-2008 (PTP v2); ST 2059-1; ST 2059-2
NMOS IS-04 Discovery and Registration	v1.3.2; Peer-to-peer via mDNS/DNS-SD
NMOS IS-05 Connection Management	v1.1.2
NMOS BCP-002-01	Natural Grouping
NMOS BCP-004-01	Receiver capabilities

Product Specifics

Upstream Keyers	16
Downstream Keyers	4
Advanced Chroma Keyers	16
SuperSource	2
Talkback Support	Yes
Mix Minus Support	Yes
Linear/Luma Keyers	20
Transition Keyer (Stinger/DVE)	4 Stinger, 4 DVE.
Total Number of Layers	28
Pattern Generators	21
Color Generators	2
DVEs	4
Control	2 x 10G RJ45 Ethernet for panel connection, NMOS control plus loading media, saving and loading presets.
Routable Windows	64
Tally	Red for program and green for preview indication.
Windows Source Labels	Yes

Multi View Monitoring

Multi View Monitoring	4 x 16 Multi View pattern options for up to 64 total views.
Multi View Video Standard	Follows Switcher Standard.

Media Player

Media Players	4
Channels	Fill and key for each media player.
Media Pool Still Image Capacity	64
Media Pool Clip Capacity	4
Media Player Clip Length in 720 HD	3200 frames
Media Player Clip Length in 1080 HD	1600 frames
Media Player Clip Length in Ultra HD	400 frames
Media Pool Still Image Format	PNG, TGA, BMP, GIF, JPEG and TIFF.
Media Pool Video File Format	TGA Sequence.
Media Pool Audio File Format	WAV, MP3 and AIFF.

Display

Interface	Minimum monitor resolution of 1366 x 768.
Front panel	Built in HD LCD monitor for video, front USB-C connection for updates, setup and control, front speaker and headphone connection, menu control knob and set button, front panel lock button.

Processing

Audio Mixer	68 Channel mixer.; Fully integrates with Fairlight Live.
Selectable On/Off/Audio-Follow-Video.	Level and Peak metering.
Master gain control.	6 band parametric EQ, Dynamics including Expander, Gate, Compressor and Limiter.
Down Conversion	None

Control

Front panel	Built in HD LCD monitor for video, front USB-C connection for updates, setup and control, front speaker and headphone connection, menu control knob and set button, front panel lock button.

Software

Control Panel Included	ATEM Software Control panel included free for Mac and Windows.
Software Updates	Using USB or Ethernet connection directly connected to Mac or Windows computers. Includes ATEM Setup Utility
Configuration	Most switcher configurations are set in ATEM Software Control. To set an ATEM switcher IP address, use the ATEM Setup Utility with a direct USB connection to the switcher.

Other specifications

Operating Systems	Mac 15.0 Sequoia,; Mac 26.0 Tahoe or later.; Windows 10 and 11.; Windows 11 for ARM

Power Requirements

Power Supply	2 x 100 ‑ 240V AC 50/60Hz internal power supplies.
Power Inputs	2 x IEC C14 sockets.
Power Usage	250 W max.

Physical Installation

Physical Installation	2 rack units.

Environmental Specifications

Operating Temperature	0° to 40° C (32° to 104° F)
Storage Temperature	-20° to 60° C (-4° to 140° F)
Relative Humidity	0% to 90% non-condensing

Manuals & downloads

Document W aps 50 Web page

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Questions about this product

Quick answers about the Blackmagic ATEM 4 M/E Constellation IP Live Stream Switcher. Not covered here? We reply personally on WhatsApp, 10 am–7 pm IST, Mon–Sat.

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What connections does the Blackmagic Design ATEM 4 M/E Constellation IP have?

The Blackmagic Design ATEM 4 M/E Constellation IP connects over SDI, Ethernet, TRS 6.35 mm and USB-C.

How is the Blackmagic Design ATEM 4 M/E Constellation IP powered?

The Blackmagic Design ATEM 4 M/E Constellation IP lists power supply as 2 x 100 - 240V AC 50/60Hz internal power supplies.

How many channels does the Blackmagic Design ATEM 4 M/E Constellation IP have?

The Blackmagic Design ATEM 4 M/E Constellation IP has 32 channels.

What is the maximum resolution of the Blackmagic Design ATEM 4 M/E Constellation IP?

The Blackmagic Design ATEM 4 M/E Constellation IP supports a maximum resolution of 4K.

What is the part number for the Blackmagic Design ATEM 4 M/E Constellation IP?

The part number (model) of the Blackmagic Design ATEM 4 M/E Constellation IP is W-APS-50.

Is there a manual or datasheet for the Blackmagic Design ATEM 4 M/E Constellation IP?

Yes. The documents for the Blackmagic Design ATEM 4 M/E Constellation IP include ATEM 4 M/E Constellation IP - Tech Specs (PDF). They are linked in the Documents section of this page.