Onkyo Detailed Specifications and Features of Stereo Amplifier A-9070
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Specifications

Rated Output Power

(Stereo):(North American)

75 watts minimum continuous power per channel, 8 ohm loads, 2 channels driven from 20 Hz to 20 kHz, with a maximum total harmonic distortion of 0.05 % (FTC)

140 watts minimum continuous power per channel, 4 ohm loads, 2 channels driven from 20 Hz to 20 kHz, with a maximum total harmonic distortion of

0.05% (FTC)

(European)

2 ch × 75 W at 8 ohms, 20 Hz - 20 kHz,

0.05%, 2 ch driven (IEC)

2 ch × 140 W at 4 ohms, 20 Hz - 20 kHz,

0.05%, 2 ch driven (IEC)

Dynamic Power*

*IEC60268-Short-term maximum output power

450 W (1 Ω)

310 W (2 Ω)

230 W (3 Ω)

180 W (4 Ω)

100 W (8 Ω)

THD+N (Total Harmonic Distortion+Noise)

0.006 % (1 kHz, half power)

0.008 % (20 Hz - 20 kHz, half power)

Damping Factor 130 (1 kHz, 8 Ω)

Input Sensitivity and Impedance (Unbalance)

150 mV/47 kΩ (LINE)

2.25mV/47 kΩ (PHONO MM)

0.18mV/100 Ω (PHONO MC)

Rated RCA Output Level and Impedance

1 V/300 Ω (PRE OUT)

Maximum RCA Output Level and Impedance 5 V/300 Ω (PRE OUT)

Phono Overload 70 mV (MM 1 kHz 0.5 %) 5.2 mV (MC 1 kHz 0.5 %)

Frequency Response 10 Hz - 100 kHz/+0 dB, –1 dB 1 W/8 Ω 1 Hz - 250 kHz/+0 dB, –3 dB 1 W/8 Ω

Tone Control Characteristics

±10 dB, 80 Hz (BASS) ±10 dB, 10 kHz (TREBLE)

Signal to Noise Ratio 107 dB (LINE, IHF-A)

60dB (PHONO MM, IHF-A)

70dB (PHONO MC, IHF-A)

Speaker Impedance 4 Ω - 16 Ω (Speakers A or B) 8 Ω - 16 Ω (Speakers A + B)

HICC

100 A

Power Supply

(North American) AC 120 V, 60 Hz

 

(European) AC 230 V, 50 Hz

Power Consumption

(North American) 3.3 A

 

(European) 290 W

No-sound Power Consumption

80 W

Standby Power Consumption

(North American) 0.1 W

(European) 0.2 W

Dimensions (W × H × D)

 

435 mm × 174.5 mm × 431 mm

 

17-1/8" × 6-7/8" × 16-15/16"

Weight

18.1 kg (39.9 lbs.)

■ Audio Inputs

Digital Inputs

Optical: 1

 

Coaxial: 2

Digital Input Format

2ch PCM

Digital Input Sampling Rate

32 kHz/44.1 kHz/48 kHz/88.2 kHz/96 kHz compatible (OPT)

32 kHz/44.1 kHz/48 kHz/88.2 kHz/96 kHz/

176.4 kHz/192 kHz compatible (COAX)

Analog Stereo Inputs LINE 1, LINE 2, LINE 3, PHONO (MM/MC), MAIN IN

■Audio Outputs

Analog Outputs

LINE OUT, PRE OUT

Speaker Outputs

4

Phones

1 (6.3 ø)

■Others

RI2

Specifications and features are subject to change without notice.

En

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Contents 9070 Important Safety Instructions Precautions Remote controller and two batteries Supplied AccessoriesPower cord Features Contents Installing the Batteries Before Using the Integrated AmplifierUsing the Remote Controller Installing the Integrated Amplifier Main in LED Getting to Know the Integrated AmplifierFront Panel 8ON/STANDBY buttonTreble -/+ buttons L m n oRear Panel Remote Controller Banana Plugs North American models Connecting Your SpeakersConnections Screw-type speaker terminalsYou can also output audio from both sets of speakers Tip Bi-wiring ConnectionCable and Jacks Connecting the Power CordIntegrated Amplifier A-9070 CD Player C-7070 Connecting a CD PlayerAnalog Connection Digital Connection Coaxial or OpticalDigital Media Transport Connecting an Onkyo DockIntegrated Amplifier A-9070 Network Tuner T-4070 Connecting a TunerDirect Change Connecting Onkyo u ComponentsAuto Power On Remote ControlConnecting a Cassette Tape Deck Connecting a TurntableConnecting a Recording Component Integrated Amplifier A-9070 Power Amplifier M-5000R Using the Integrated Amplifier as a PreamplifierGraphic equalizer Separating the Pre-amp and Main Amp UnitsPreamplifier P-3000R Integrated Amplifier A-9070 Using the Integrated Amplifier as a Power AmplifierPress Operating with the remote controllerBasic Operations Turning On/Off the Integrated AmplifierSelecting Speakers a and Speakers B Adjusting the VolumeOperating on the integrated amplifier Using the Direct Function Adjusting the Display BrightnessSelecting the Input Source Press Bass -/+,TREBLE -/+, or Balance L/R Adjusting the Bass, Treble and BalanceChanging the Display Information Muting the Sound Using HeadphonesPress Muting Repeat button Controlling Other Onkyo ComponentsControlling the Onkyo CD Player Random buttonAbout Onkyo Dock Controlling the Onkyo DockShuffle button #/$and Enter buttons Controlling the Onkyo Network TunerInput button Changing Input Names Custom SetupSkipping Unused Inputs Press Setup Press !/repeatedly to select Hplvl Press Enter Setting the Headphone LevelPress #/$repeatedly to adjust the offset level ` ASb-OFF Setting the Auto Standby FunctionPress Setup Press !/repeatedly to select ASb Press Enter Press #/$to switch between ASb-ON and ASb-OFF ` ASb-ON` PRE Setting the RoutePress Setup Press !/repeatedly to select Route Press Enter Press #/$repeatedly to select the route you want to setPress Setup Press !/repeatedly to select Reset Press Enter Restoring the Default SettingsPress #/$to switch between RST-NO and RST-YES Troubleshooting No sound is heard from a connected component Can’t control properly by using the remote controllerRemote controller doesn’t work properly OtherAudio Inputs SpecificationsAudio Outputs 4 0 0 8 4

A-9070 specifications

The Onkyo A-9070 is a high-performance integrated amplifier that caters to audiophiles seeking exceptional sound quality and versatile connectivity options. Designed with a blend of modern technological advancements and classic analog principles, the A-9070 stands out as a powerhouse in its category.

At the heart of the A-9070 is its high-current capability, which ensures the delivery of dynamic sound reproduction across a varied range of frequencies. This integrated amplifier boasts an impressive power output of 100 watts per channel at 8 ohms, allowing it to drive speakers effectively while maintaining clarity and precision. The use of Onkyo’s Wide Range Amplification Technology (WRAT) ensures that audio signals remain faithful to the original source. The A-9070's transistors are meticulously selected, contributing to enhanced thermal stability and reliability.

Another hallmark feature of the A-9070 is its dual toroidal transformers, designed to minimize unwanted magnetic interference and ensure a clean power supply. This design significantly improves overall audio performance, enhancing detail, dynamics, and transient response. The amplifier also integrates a signal-to-noise ratio of 100 dB, which promotes a silent background, allowing listeners to experience every nuance in their favorite tracks.

The Onkyo A-9070 comes equipped with a variety of analog and digital inputs, facilitating seamless connectivity with multiple devices. There are four line inputs, a phono input for vinyl enthusiasts, and an optical and coaxial digital input for connecting to modern sources. Furthermore, the amplifier features a high-quality DAC (Digital-to-Analog Converter) capable of handling high-resolution audio files, which makes it suitable for both traditional and contemporary audio formats.

Additionally, the A-9070 is designed with user convenience in mind. The front-panel controls are intuitively laid out, and a remote control is included for easy access to all functions. The amplifier also features a dedicated headphone output, allowing for private listening sessions without compromising audio quality.

In conclusion, the Onkyo A-9070 combines exquisite craftsmanship with advanced technology, making it a formidable choice for audio enthusiasts. Its powerful amplification, robust build quality, and diverse connectivity options offer an unparalleled listening experience that caters to both vintage and modern audio setups. Whether you’re spinning vinyl or streaming high-resolution tracks, the A-9070 is designed to deliver rich, immersive sound that brings music to life.
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