1
Installation Guide
AT-HDR-CAT-4
4K/HDR
HDMI to HDBaseT
™
1x4 Distribution Amplifier
AT-HDR-CAT-4
The Atlona
AT-HDR-CAT-4
is a high dynamic range (HDR) distribution amplifier with one HDMI®
input and four HDBaseT™ outputs. Each output transmits 4K/UHD video @ 60 Hz with 4:4:4
chroma sampling plus support for HDR formats, multi-channel audio, control signals, and
power up to 130 ft. (40 m) or 1080p up to 230 ft. (70 m) over Category 6/6A cable. The HDR-
CAT-4 features sophisticated integration capabilities designed for commercial AV distribution
applications including HDMI pass-through, audio de-embedding, EDID management, CEC
display control, RS-232 and IR control extension, remote power for receivers, and HDBaseT
link testing. It offers compatibility with any TCP/IP or RS-232 control system and is housed in
1U, half-rack width enclosure with external universal power supply. The HDR-CAT-4 is ideal for
sending HDR and 4K/60 4:4:4 content to AT-HDR-EX-70C-RX receivers.
IMPORTANT
: Visit https://www.atlona.com/product/at-hdr-cat-4 for the latest firmware
updates and User Manual.
1 x AT-HDR-CAT-4
6 x 5-pin captive screw connectors
1 x 2-pin captive screw connector
1 x 48 V / 1.25 A power supply
1 x AC cord
1 x Long rack ear
1 x Short rack ear
2 x Mounting plate
4 x Feet w/ rubber grips
Package Contents
