4K HDMI Input Board with Digital Audio and KVM

Part No: 9122 0065


*See the audio switching matrix for more details.

25G-8HDMI2-A2-IB provides fully transparent HDMI 1.4 connectivity to the latest high-end digital sources including Audio Return Channel and 3D functions between the endpoints. Supports resolution up to 4096x2160@30Hz in 4:4:4 mode or 3840x2160@60Hz in 4:2:0 mode. The new 300MHz board supports the latest 3D formats as well as HD multichannel audio.
25G-8HDMI2-A2-IB has eight HDMI connectors with an additional digital S/PDIF audio connector for each HDMI port. Each input has 30m input cable equalization and an individual EDID Management.
25G-8HDMI2-A2-IB handles embedded audio in the HDMI signal (with capabilities of routing to the 25G audio layers).
The A2 add-on has bi-directional configurable S/PDIF connectors. 2-channel LPCM or various IEC 61937 audio streams embedded in the HDMI input or from the Return Audio Layer can be switched to the S/PDIF output. Moreover, such audio streams through the S/PDIF input can be embedded to the HDMI signal or can be routed to the Forward Audio Layer.
The audio options of the HDMI input board are software configurable on a per-port basis. The board also provides connectivity options for computers with USB HID peripherals through its USB-B connectors on the K2 add-on. Each input port can handle two HID devices.

Supported Media Layers

  • Video layer with embedded audio
  • Forward audio layer
  • Return audio layer
  • Consumer Electronics Control Layer
  • USB KVM Layer
 HDCP compliancy:  Yes
 Max Resolution:

 4K / UHD (30Hz RGB or YCrCb 4:4:4, 60Hz YCbCr 4:2:0), 1080p@60Hz720p/1080i@120Hz

 Supported audio formats:  HDMI audio according to the Audio switching matrix section
 3D signal compatibility:  Frame packing, side-by-side, top-bottom
 Input cable equalization:

 30 m for 1080p60Hz, 14 m for 4K@30Hz (tested with 22AWG cable)

 Power consumption:  N/A
 Calculated AC power:  48 W (max.), 28.8 W (typ.9
 Heat dissipation (BTU/h):  N/A
 Audio connectors:  8 x S/PDIF
 Video connectors:  8 x HDMI
USB connectors:  8 x USB B


Available video patterns:

video patterns 200px

Test pattern generator video formats:
480p, 576p, 720p, 1080p, 1080p deep color

25G-8HDMI2-A2K2-IB 200 

 product brief  
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High fidelity signal management