Blackmagic Design ATEM 4 M/E Constellation HD The massive 4 M/E model doubles the features of the 2 M/E model with 40 x 3G-SDI inputs, 24 x 3G-SDI outputs, 4 DVEs, 16 ATEM Advanced Keyers, 4 multiviews and 2 SuperSource for 12 x DVEs in total.
Total Video Inputs
40
Total Video Outputs
24
SDI Rates
1.5G, 3G
Total Audio Inputs
2 x balanced 1/4 inch Jack,
1 x 32 stereo channel BNC MADI in.
1 x 5 pin XLR Talkback.
Total Audio Outputs
2 x balanced 1/4 inch Jack,
2 x 32 stereo channel BNC MADI out.
1 x 5 pin XLR Talkback.
SDI Audio Inputs
2 Ch embedded audio on all SDI inputs.
SDI Audio Outputs
2 Ch embedded audio on all SDI outputs.
Timecode Connections
None
Reference Input
Tri-Sync or Black Burst.
Video Input Re-Sync
On all 40 inputs.
Frame Rate and Format Converters
On all 40 inputs.
SDI Aux Outputs
Any of the 24 SDI outputs.
SDI Preview Outputs
Any of the 24 SDI outputs.
SDI Program Outputs
Any of the 24 SDI outputs.
Down Converted SDI Program Output
None
Webcam Output
1 x USB-C supporting 720p or 1080p at PGM frame rate.
Total Multi Views
4 x 3G-SDI
Remote
RJ12 supports RS-422
Control Panel Connection
Ethernet. Direct connection between panel and chassis, or via network.
Internal Timecode Generator
Yes
Talkback
RJ45 for 3rd party talkback systems.
Tally Output
Added via ethernet connection to Blackmagic Design GPI and Tally Interface product. (Not included).
Ethernet
Supports 10/100/1000 BASE-T.
Computer Interface
1 x USB-C supports USB 3.1 Gen 1 (5Gb/s)
Standards
SD Video Standards
None
HD Video Standards
720p50, 720p59.94, 720p60
1080i50, 1080i59.94, 1080i60
1080p23.98, 1080p24, 1080p25, 1080p29.97, 1080p30, 1080p50, 1080p59.94, 1080p60
SDI Compliance
SMPTE 292M, SMPTE 296M, SMPTE 424M, SMPTE 425M level A and B.
Video Sampling
4:2:2
Color Precision
10-bit.
Color Space
REC 709
SDI Auto Switching
Automatically detects between 1.5G-SDI and level A or level B 3G-SDI.
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