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HDMI Support for 3D Video and Audio Return ChannelThe HDMI implementation on the TX-NR809 receiver supports both 3D video and an Audio Return Channel, along with numerous high-resolution formats. 3D video brings exciting possibilities to home entertainment, with movie, game, and broadcast content on the increase and 3D-compatible TVs now on the market. Meanwhile, the Audio Return Channel allows audio content received directly by your HDTV’s tuner to be sent “upstream” via HDMI to your A/V receiver, without the need for a separate S/PDIF audio cable.
THX Select2 Plus CertifiedTHX Select2 Plus certification incorporates THX Loudness Plus, and is designed for AV receivers in rooms where the screen-to-seat viewing distance is approximately 10-12 feet, and the room size is approximately 2000 cubic feet. AV receivers that achieve THX Select2 Plus certification meet the world’s most demanding home theater standards for audio quality and performance, and promise to play at reference volume levels with minimal distortion. Because ambient sounds and bass can be lost or perceived differently when the volume is lowered, THX Loudness Plus automatically adjusts the front-to-back speaker level and frequency balance to ensure you experience all of the rich details of movies when listening below reference level.
Marvell Qdeo Video Chip for 4K Upscaling and ProcessingThe Qdeo is a suite of QuietVideo processing technologies that produces quiet and natural video free from noise and artifacts. Using this technology, you can enjoy 4K upscaling and processing for your contents for a more stunning video experience.
Audyssey DSX and Dolby Pro Logic IIz Add New Dimensions to Surround SoundOf course the TX-NR809 supports high-definition audio formats like Dolby TrueHD and DTS-HD Audio to give your Blu-ray Disc movies' soundtracks unsurpassed audio quality. In addition, Dolby Pro Logic IIz brings the added dimension of height to create an immersive 7.1- or 9.1-channel surround sound experience from any stereo, 5.1, 6.1, or 7.1 movie, music, TV, or game audio source. Audyssey DSX lets you augment a standard 7.1-channel surround set-up with two “front high” channels.
Network & DLNA SupportWith the network capability, the ONKYO TX-NR809 receiver delivers Internet Radio reception and Network Audio streaming via Ethernet. And the DLNA support enables DLNA-enabled devices connected to a home network to share their content with one another directly, without the need for a complex set-up procedure.
Audyssey MultEQ XT Advanced Room-correction and Speaker CalibrationAudyssey MultEQ XT for System Equalization removes much of the distortion caused by speaker enclosures and the typical room environment and produces far superior sound than on comparable products that lack correction capabilities. Audyssey Dynamic Volume maintains the desired listening level for all content, while optimizing the dynamic range. Audyssey Dynamic EQ for loudness correction.