TX-RZ840 11.2-Channel Network A/V Receiver
A glance at the TX-RZ840’s imposing front panel reveals a component built for one purpose: making your smile wider as the volume goes higher. Its thick chassis is loaded with custom parts tested and tuned to THX Certified Select reference standards, handling massive current flows for sound you feel emotionally and physically. Beyond 3D surround supporting IMAX Enhanced content up to 11.2 channels, and a finessed touch that breathes life into stereo music, the receiver forms a hub for house-wide entertainment with Next-Generation Network Audio integrating AirPlay 2, Works with Sonos, Chromecast built-in, and more over 802.11ac Wi-Fi. Three-zone powered D/A audio distribution is easily managed from your smartphone. With state-of-the art connectivity and custom-installation interfaces included, it’s the TX-RZ840’s visceral presence you’ll find most difficult to resist.

Product Highlights
215 W/CH THX Certified Select RZ Series DAA system
Ultra-wide 5 Hz-100 kHz frequency response
Works with Sonos, Chromecast built-in, AirPlay 2, DTS Play-Fi, FlareConnect, Spotify, Amazon Music, TIDAL, Deezer, TuneIn
Supports 5.2.4-ch Dolby Atmos and DTS:X playback
11.2-ch pre-outs and processing for 7.2.4 layouts
Dolby Atmos Height Virtualizer
IMAX Enhanced certified for IMAX digital re-masters
HDMI Main output with eARC, HDMI Sub/Zone 2 Out
Refined HDMI grounds, SoC board, and power amps
Quad-core SoC supports 802.11ac (2x2 MIMO) Wi-Fi
Zone 2 and Zone 3 speaker outputs
Zone 2 and Zone 3 DACs for D/A audio in three rooms
Zone 2/Zone B and Zone 3 line-outs share D/A audio
Stereo Assign Mode supports Height-channel playback
DSP-based Vocal Enhancer improves dialog audibility
OSD features media input/output data display function
HDMI supports 4K/60p, 4K HDR, BT.2020, HDCP 2.2
AccuEQ Advance 9-point calibration with AccuReflex
Volume memory-presets for A/V inputs via front panel
IP control, RS-232C, 12 V trigger output, and IR input


Amplifier Features
215 W/Ch (6 Ω, 1 kHz, 10% THD, 1 channel driven), 180 W/Ch (6 Ω, 1 kHz, 1% THD, 1 channel driven, IEC)
Certified for IMAX Enhanced and THX Certified Select
Dynamic Audio Amplification with RZ Series Build
Ultra-wide 5 Hz-100 kHz frequency response
Custom-built High-Current Low-Noise Power Transformer
Custom 15,000 µF high-current smoothing capacitors
Non-phase-shift amp topology with discrete output stage
Extruded anti-resonant aluminium heat-sink with black anodized paint
Strengthened power-supply line for high-current dynamics
Refined HDMI grounds and short signal-paths reduce noise
Isolated SoC board reduces interference
High current capability for 4-ohm speaker drive
AKM (AK4458) 384 kHz/32-bit multichannel D/A conversion
VLSC (Vector Linear Shaping Circuitry) noise filtering (Front L/R)
PLL (Phase Locked Loop) anti-jitter technology for SPDIF audio
Pure Audio Mode and Direct Mode for source authentic expression
Independent tone controls (bass/treble) for all channels (Zone 3 excluded)

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