20x20 12G-SDI video matrix - Blackmagic Design BLM-VHUBSMAS12G2020

Powerful 20 x 20 12G-SDI zero-latency video matrix switcher, compatible with any combination of SD, HD, and Ultra HD simultaneously. It features SDI reclocking, external control over Ethernet, and supports all SDI video standards up to 2160p 60. It features 20 12G-SDI inputs and outputs, plus reference connections, all housed in a 2U rack space. The Full HD front panel LCD lets you preview video before routing, clearly displaying labels and video standards. Routing is controlled directly from the selection buttons and the large rotary control knob with friction.

Technical characteristics

Connections

• SDI video inputs: 20
• SDI video outputs: 20
• SDI rates: DVB-ASI, 270 MB, 1.5G, 3G, 6G, 12G
• Video input re-sync: none
• SDI reclocking: on all SDI outputs
• Reference inputs: Tri-Sync or Black Burst
• Reference outputs: reference terminating loop output
• Ethernet: supports 10/100/1000 BASE‑T
• Computer interface: USB‑C

Standards

• SD video standards: 525i 59.94 NTSC, 625i 50 PAL
• HD video standards: 720p 50, 720p 59.94, 720p 60 - 1080i 50, 1080i 59.94, 1080i 60 - 1080p 23.98, 1080p 24, 1080p 25, 1080p 29.97, 1080p 30, 1080p 47.95, 1080p 48, 1080p 50, 1080p 59.94, 1080p 60 - 1080PsF 23.98, 1080PsF 24, 1080PsF 25, 1080PsF 29.97, 1080PsF 30
• 2K video standards: 2Kp 23.98 DCI, 2Kp 24 DCI, 2Kp 25 DCI, 2Kp 29.97 DCI, 2Kp 30 DCI, 2Kp 47.95 DCI, 2Kp 48 DCI, 2Kp 50 DCI, 2Kp 59.94 DCI, 2Kp 60 DCI, 2KPsF 23.98 DCI, 2KPsF 24 DCI, 2KPsF 25 DCI, 2KPsF 29.97 DCI, 2KPsF 30 DCI
• Ultra HD video standards: 2160p 23.98, 2160p 24, 2160p 25, 2160p 29.97, 2160p 30, 2160p47.95, 2160p48, 2160p 50, 2160p 59.94, 2160p 60
• 4K video standards: 4Kp 23.98 DCI, 4Kp 24 DCI, 4Kp 25 DCI, 4Kp 29.97 DCI, 4Kp 30 DCI, 4Kp 47.95 DCI, 4Kp 48 DCI, 4Kp 50 DCI, 4Kp 59.94 DCI, 4Kp 60 DCI
• SDI compliance: SMPTE 259M, SMPTE 292M, SMPTE 296M, SMPTE 372M, SMPTE 424M, SMPTE 425M level A and B, SMPTE 2081‑1, SMPTE 2081‑10, SMPTE 2082‑10, ITU‑R BT.656 and ITU‑R BT.601
• SDI audio sampling: television standard sample rate of 48 kHz and 24‑bit
• SDI video sampling: YUV 4:2:2 and RGB 4:4:4
• SDI color precision: 10‑bit and 12‑bit RGB 4:4:4 in all HD and 2K modes, ULTRA HD modes up to 2160p 30 and 4K modes up to 4KP 30 DCI, 10‑bit YUV 4:2:2 in all modes
• SDI color space: REC 601, REC 709, REC 2020
• SDI auto switching: automatically selects between 270 MB SD‑SDI, 1.5G HD‑SDI, 3G level A and level B HD‑SDI, 6G HD‑SDI, 12G‑SDI and DVB‑ASI on each input so that each input can be running a different television standard
• SDI metadata support: video payload identification ancillary data as per SMPTE 352M

Control

• Built in control panel: 24 buttons for local control of Videohub with 3 buttons and search dial for menu control, 2.2" color display
• External control panel: includes Blackmagic Videohub software control panel for Mac and Windows, supports Videohub Smart Control Pro and Videohub Master Control Pro hardware panels, includes Blackmagic Videohub SDK and Ethernet Videohub Control Protocol
• Control panel connection: Ethernet

Software

• Software control: router control included free for Windows and Mac
• Internal software upgrade: via included updater application

Operating systems

• Mac 13.0 Ventura, Mac 14.0 Sonoma or later
• Windows 10, 64-bit, Windows 11

Display

• Displays: built in 2.2" LCD for video and menu settings

Power requirements

• Power supply: 1 x internal 100 - 240 V_AC 50/60 Hz, IEC power cables required
• Power fail protection: crosspoint connections preserved and restored instantly at power on
• Power usage: 27.5 W max

Physical installation

• 1 rack units height

Environmental specifications

• Operating temperature: 0 to 40 °C  
• Storage temperature: -20 to 60 °C  
• Relative humidity: 0 to 90 % non‑condensing

Physical specifications

• Dimensions: 48.2 x 4.4 x 23.6 cm
• Weight: 3.6 kg

What's included

• Blackmagic Videohub 20x20 12G
• Welcome wallet with QR code for software download