Onkyo TX-8470BMMP Network Stereo Receiver
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Onkyo TX-8470BMMP Network Stereo Receiver
The Onkyo TX-8470BMMP is a premium network stereo receiver engineered for the discerning audiophile who demands both exceptional sound quality and modern streaming convenience. Delivering 80 watts per channel into 8 ohms with a high-current amplifier section, it combines a custom-wound toroidal transformer and WRAT (Wide Range Amplifier Technology) with comprehensive network connectivity — AirPlay 2, Chromecast built-in, DTS Play-Fi, and Bluetooth — making it the ideal centrepiece for a high-fidelity two-channel system.
Key Features
- 80 W x 2 channels (8 ohm, 20 Hz–20 kHz, 0.08% THD, FTC) — authoritative, musical stereo power
- AirPlay 2 — stream losslessly from iPhone, iPad, and Mac
- Chromecast built-in — cast from thousands of compatible apps directly to your hi-fi
- DTS Play-Fi — whole-home wireless audio across multiple rooms and brands
- Bluetooth 5.0 (SBC / AAC) for wireless playback from smartphones and tablets
- Dual-band Wi-Fi (2.4 GHz / 5 GHz, 802.11a/b/g/n/ac) for stable, high-speed streaming
- HDMI ARC — single-cable connection to your TV for seamless audio return
- Built-in MM phono stage — connect a turntable directly for vinyl playback
- Hi-res audio — up to 192 kHz/24-bit FLAC, WAV, AIFF and DSD 2.8/5.6 MHz via network and USB
- AccuEQ room acoustic calibration for optimised speaker performance
- Streaming services — Spotify, Amazon Music HD, TIDAL, Deezer, Pandora, TuneIn built-in
- Voice control — Amazon Alexa and Google Assistant compatible
- Front USB-A for playback from flash drives and portable devices
Designed for the Audiophile
The TX-8470BMMP's high-current amplifier section is built around a custom-wound toroidal transformer and optimised signal paths to preserve every nuance of your music. Whether you're spinning vinyl through the built-in MM phono stage, streaming hi-res audio over Wi-Fi, or casting from your phone via AirPlay 2, the TX-8470BMMP delivers a natural, engaging sound that rewards careful listening.
Whole-Home Streaming
With DTS Play-Fi and Chromecast built-in, the TX-8470BMMP integrates seamlessly into a multi-room audio setup. Group it with other Play-Fi or Chromecast-enabled speakers and control everything from a single app — or ask Alexa or Google Assistant to play music hands-free.
Specifications
| Amplifier Section | |
| Power Output (Both Channels Driven) | 80 W/ch (8 ohm, 20 Hz–20 kHz, 0.08% THD, FTC) |
| Power Output (1-ch Driven) | 100 W/ch (8 ohm, 1 kHz, 10% THD) |
| Dynamic Power | 130 W (3 ohm, Front) / 100 W (4 ohm, Front) / 70 W (8 ohm, Front) |
| THD+N | 0.08% (20 Hz–20 kHz) |
| Input Sensitivity / Impedance | 200 mV rms / 47 kohm (Line) | 2.5 mV rms / 47 kohm (Phono MM) |
| Frequency Response | 10 Hz–100 kHz / +1 dB, -3 dB (Direct) |
| Signal-to-Noise Ratio | 106 dB (Line, IHF-A) | 80 dB (Phono MM, IHF-A) |
| Tone Control | +/-10 dB at 100 Hz (Bass) | +/-10 dB at 10 kHz (Treble) |
| Speaker Impedance | 4–16 ohm |
| Tuner Section | |
| FM Tuning Range | 87.5 MHz–107.9 MHz |
| AM Tuning Range | 530 kHz–1,710 kHz |
| FM/AM Preset Memory | 40 stations |
| Connectivity | |
| HDMI | 1 x ARC output |
| Analogue Audio Inputs | 4 x RCA stereo (Line), 1 x MM Phono |
| Digital Audio Inputs | 2 x Optical (TOSLINK), 2 x Coaxial (RCA) |
| Analogue Audio Outputs | 1 x RCA stereo (Pre-out), 1 x Subwoofer pre-out |
| Headphone Output | 1 x 6.3 mm (1/4 inch) |
| USB | 1 x USB-A (front panel) |
| Network | 1 x RJ-45 (Ethernet) |
| Wi-Fi | Dual-band 2.4 GHz / 5 GHz, 802.11a/b/g/n/ac |
| Bluetooth | Version 5.0 — SBC, AAC |
| Audio Formats and Streaming | |
| Hi-Res Audio (Network / USB) | FLAC / WAV / AIFF up to 192 kHz/24-bit | DSD 2.8 MHz / 5.6 MHz |
| Streaming Protocols | AirPlay 2, Chromecast built-in, DTS Play-Fi, Bluetooth |
| Streaming Services | Spotify, Amazon Music HD, TIDAL, Deezer, Pandora, TuneIn |
| Voice Control | Amazon Alexa, Google Assistant |
| General | |
| Power Supply | AC 220–240 V~, 50/60 Hz |
| Power Consumption (Operating) | 270 W |
| Power Consumption (Standby) | 0.1 W |
| Dimensions (W x H x D) | 435 x 151 x 371 mm |
| Weight (Net) | 10.5 kg |
| Colour | Black |
| Supplied Accessories | Indoor FM antenna, AM loop antenna, Remote controller, AAA batteries x 2, Quick Start Guide |
Caring for your Speakers and Amplifiers
To Keep your equipment safe these are some best practices to note. Please be advised that this is only to reduce the risk of misuse and is not an exhaustive list.
Speakers
- Speaker terminals are marked red and black, ensure your amplifier to the speakers are wired on the same colours
- Ensure no loose speaker wire from the red touches a loose wire from the black as this will lead to a short circuit and damage either the speaker, the amplifier or both.
- Not all speakers are designed to play at max volume, kindly consider the pairing of your amplifier and speakers
- Speaker cabinets cannot be replaced please handle with care.
AV & Stereo Amplifiers
- If your amplifier has HDMI ports, ensure all devices are off before plugging in the HDMI cable
- Turn off the amplifier before swoping out or adding speaker cable
- Amplifiers generate heat, place them in a well ventilated space. if possible avoid having anything on top of the unit.
- adding a surge protector can assist with power dips which are likely to damage your devices. Isotek and Furman are industry standard.
- Dusty environments can sometimes lead to accumulation of dust in the electronic components that might affect heat regulation
Shipping & Returns
- Free shipping on orders over R500 within the country.
- Standard delivery within 2–5 business days. Delays will be communicated. This might vary slightly depending on your location.
- Return items in original condition for a full refund. (unopened state)
- Returns that are open/unboxed will be subject to a handling fee. Refunds will only be processed after testing the unit.