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7.1-Channel A/V Surround Receiver

Adding More Options to the Home Theatre Experience

Want more than a superb balance of precise surround sound processing, powerful amplification and signal-enhancing technologies to bring out the very best in your home theatre? The TX-SR504E goes above and beyond by giving you the capability to switch up to three high-definition components for simple connection to HDTVs. So, on top of sensational DVD movies and your own music catalog, the TX-SR504E easily integrates recorded video content, live high-definition broadcasts and the most gripping console games. A perfectly laid out rear panel features color-coded ports, while the preprogrammed RI (Remote Interactive) remote control and accessible front panel controls do all the work for you.


Amplifier Features
• 130 W/Ch., 6 Ω, 1 kHz, IEC (1 channel driven)
• Wide Range Amplifier Technology (WRAT)
• Extended frequency response (5 Hz-100 kHz)
• Optimum Gain Volume Circuitry
• H.C.P.S.—high current power supply
• Discrete power amplifier circuitry for all channels
• High-current, low-impedance drive
• Aluminum heatsink
• Auto-protection circuitry

Audio/Video Processing and Connectivity Features
• DTS®,DTS® 96/24,DTS®-ES Discrete/Matrix, DTS® Neo:6 decoding
• Dolby® Digital, Dolby® Digital EX, Dolby® Pro Logic IIx decoding
• 192 kHz/24-bit DACs for all channels
• Advanced 32-bit processing DSP chip
• Digital upsampling
• Non-scaling configuration
• HDTV-capable (50 MHz) component video switching (3 inputs/1 output)
• 4 digital inputs (3 optical/1 coaxial)
• 3 S-Video inputs and 2 outputs
• 4 composite video inputs and 2 outputs
• 2 audio inputs and 1 output
• Color-coded 7.1-multichannel inputs (Ready for new DTS and Dolby Digital formats for high-definition discs)
• A-form listening mode memory
• CinemaFILTER™
• Double Bass function
• Tone control (bass/treble) for front L/R channels
• Late night mode (high/low/off)
• Pure audio mode
• Direct mode
• A/B speaker drive
• Subwoofer pre out
• Color-coded dual banana plug-compatible speaker posts (except speaker B)

FM/AM Tuner and Other Performance Features
• 30 FM/AM random presets
• Auto/manual tuning modes
• 3-Mode display dimmer (bright/normal/low)
• Headphone jack (standard)
• Audio mute (via remote)
• Sleep timer (via remote)
• Battery-free memory backup
• Heavy-duty power cord
• Large, non-resonant feet
• Heavy-gauge, anti-resonant, reinforced steel chassis
• Vibration-resistant cover
• Aluminum front panel
• “Easy-set” speaker configuration
• Crossover adjustment (40/50/60/80/100/120/150/200 Hz) for bass management
• Compatible with RI (Remote Interactive) Dock for the iPod
• A/V synchronization function (set at 0/20/40/60/80/100 ms)
• Preprogrammed RI (Remote Interactive) remote control with mode-key LEDs



RSS News

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Dear Valued Customer, We regret to inform you that we will terminate Gracenote music recognition service from the ONKYO… more

Press Release dated: 2 Jul 2019
Premium RZ Series AVRs Get a High-Octane Upgrade with Strengthened Amps and IMAX® Enhanced Certification

ONKYO, JAPAN. Onkyo has added two THX® Certified Select™ and IMAX® Enhanced*1 certified Network A/V Receivers to its… more

Press Release dated: 30 Apr 2019
Onkyo issues Firmware Update for Apple AirPlay 2

OSAKA, JAPAN. Onkyo is pleased to confirm the release of a firmware update that will add Apple AirPlay 2 capabilities to… more

Press Release dated: 18 Apr 2019
Onkyo Unveils A High-Performance THX® Certified Select™ AV Receiver and Flexible 3D Audio-Ready Home Cinema Packages

OSAKA, JAPAN. Onkyo is continuing its mission to make home entertainment more immersive and ever more adaptable with the… more

Press Release dated: 26 Mar 2019
Onkyo Launches Value-Packed AVRs with Dolby Atmos® and DTS:X® for 3D Audio Through Any Speaker Layout

OSAKA, JAPAN. Onkyo presents a persuasive value proposition with two Dolby Atmos and DTS:X enabled A/V receivers, the 5.2-ch… more

Press Release dated: 6 Feb 2019