Authorised Internet Dealers

Onkyo reviews its Authorised Internet Dealers for their expertise and reliability to ensure secure and pleasant shopping on-line.

Authorised Internet Dealers


Professional advice and service is important to you? Find an authorized Onkyo dealer in your region.

Dealer Search
[["\/assets\/1\/1\/8\/1\/2\/668461_d86ba58353_R640x320.png",""],["\/assets\/1\/1\/8\/1\/2\/668462_852d86d8ac_R640x320.png",""],["\/assets\/1\/1\/8\/1\/2\/668498_66ad29c61e_R640x320.png",""],["\/assets\/1\/1\/8\/1\/2\/668495_8b2289963a_R640x320.png",""]] [["\/assets\/1\/1\/8\/1\/2\/668461_d86ba58353_R976x488.png","","\/assets\/1\/1\/8\/1\/2\/668461_d86ba58353_N2333x763.jpg","jpg (635.04 KB)","\/assets\/1\/1\/8\/1\/2\/a072e632cd883be1.eps","eps (1.72 MB)"],["\/assets\/1\/1\/8\/1\/2\/668462_852d86d8ac_R976x488.png","","\/assets\/1\/1\/8\/1\/2\/668462_852d86d8ac_N272x1069.jpg","jpg (159.12 KB)","\/assets\/1\/1\/8\/1\/2\/a3ffbf3ff268b24a.eps","eps (675.77 KB)"],["\/assets\/1\/1\/8\/1\/2\/668498_66ad29c61e_R976x488.png","","\/assets\/1\/1\/8\/1\/2\/668498_66ad29c61e_N2557x841.jpg","jpg (870.19 KB)","\/assets\/1\/1\/8\/1\/2\/9bf7fdaf4bc86ba1.eps","eps (3.04 MB)"],["\/assets\/1\/1\/8\/1\/2\/668495_8b2289963a_R976x488.png","","\/assets\/1\/1\/8\/1\/2\/668495_8b2289963a_N2479x807.jpg","jpg (463.75 KB)","\/assets\/1\/1\/8\/1\/2\/23ea67038cc503e8.eps","eps (1.69 MB)"]]

7.1-Channel A/V Surround Receiver

Complementing Video Brilliance with Audio Excellence

Embodying the heart and soul of home theatre -- seven channels pumped by consistent power; high-quality 192 kHz/ 24-bit DACs for a highly accurate and smooth signal; component video for wideband quality; and speaker terminals for playback in another room -- the TX-SR503E is our answer to cost-effective, performance-oriented home theatre.  With reliability and ease-of-use, the TX-SR503E is your ticket to your own private cinema.


Amplifier Features

  • 100 watts per channel minimum into 6 ohms, 1 kHz, DIN
  • Wide Range Amplifier Technology (WRAT)
  • Reduced Negative Feedback (NFB)
  • H.C.P.S. - massive high power transformer
  • Optimum Gain Volume Control Circuitry
  • Discrete output stages for all channels
  • Full bandwidth power to all 7 main channels
  • Oversized electrolytic capacitors
  • High-current, low-impedance drive for all channels
  • Auto-protection circuitry
  • High-grade aluminum heatsink

Audio/Video Features

  • DTS, DTS 96/24, DTS Discrete/Matrix 6.1, DTS Neo:6, Dolby Digital, Dolby Digital EX, Dolby Pro Logic IIx
  • 192 kHz/24-bit DACs for all channels
  • Digital upsampling
  • HDTV-capable (50 MHz) component video switching
  • Non-scaling configuration
  • Advanced 32-bit DSP chip
  • A-form listening mode memory
  • “Easy-set” speaker configuration
  • CinemaFILTER
  • Crossover adjustment (60/80/100/120/150 Hz) for bass management
  • A/B speaker drive
  • “Double Bass” function
  • 3 component video inputs and 1 output
  • 3 S-Video inputs and 2 outputs
  • 4 composite video inputs and 2 outputs
  • 2 audio and 4 A/V inputs
  • 4 digital inputs (3 optical/1 coaxial)
  • Color-coded 5.1-multichannel inputs for DVD-Audio and Super Audio CD
  • Dedicated line-level subwoofer pre out

  • Direct mode
  • Pure Audio mode
  • Heavy-duty color-coded banana plug compatible speaker binding posts (except speaker B)
  • Late night mode (high, low, off)
  • Automatic signal detection
  • Rec out selector (audio/video)
  • Bass and treble tone control (L/R)

FM/AM Tuner Features

  • Outstanding selectivity and RDS sensitivity
  • 30 FM/AM random presets
  • FM auto scan tuning
  • FM stereo indicator
  • 75-ohm antenna input
  • FM indoor antenna supplied
  • AM loop antenna supplied

Other Performance Features

  • Precision digital speed-sensitive volume control
  • Absolute volume display
  • 3-mode display dimmer (bright, normal, low)
  • Headphone jack (standard size)
  • 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
  • Brushed aluminum front panel
  • Preprogrammed RI (Remote Interactive) remote control



RSS News

15th Onkyo International Braille Essay Contest

Audiovisual manufacturer Onkyo Corporation, Japan Institute of Scientific Research for Education, and the Braille Mainichi… more

Press Release dated: 29 Dec 2017
Pioneer & Onkyo Europe GmbH debuts new FlareConnect™ Wireless Multi-room Audio Distribution system

Pioneer & Onkyo Europe GmbH is pleased to announce FlareConnect™, its next generation, in-house developed wireless… more

Press Release dated: 26 Oct 2017
Light and colours as intense and vibrant as in nature: Dolby Vision – the new video standard on home cinema receivers from Pioneer and Onkyo

Whether sunset, blue sky, autumn leaves or evening shadows, nature offers a huge variety of impressions of colour and… more

Press Release dated: 28 Sep 2017
DTS Play-Fi, Onkyo and Pioneer announce support of Amazon Alexa Connected Speaker APIs

Voice control of select DTS Play-Fi-enabled products, including Onkyo and Pioneer Home A/V products, via Alexa-enabled… more

Press Release dated: 31 Aug 2017
Smart Speaker P3 with Alexa Adds DTS Play-Fi® Technology to Bring Multi-room Music Streaming to Connected Homes

Home entertainment specialists Onkyo announce Smart Speaker P3 (VC-PX30), a lifestyle concierge speaker with Amazon Alexa… more

Press Release dated: 31 Aug 2017