Specifications

Amplifier Section

Rated Output Power

All channels: (North American)

65 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 0.7% (FTC) 90 watts minimum continuous power per channel, 6 ohm loads, 2 channels driven at 1 kHz, with a maximum total harmonic distortion of 0.9% (FTC)

(Others)

1 ch 100 W at 6 ohms, 1 kHz, 1 ch driven (IEC)

Maximum Effective Output Power (Asian)

1 ch 120 W at 6 ohms, 1 kHz, 1 ch driven (JEITA)

Dynamic Power

160 W (3 , Front)

 

125 W (4 , Front)

 

85 W (8 , Front)

THD (Total Harmonic Distortion)

 

0.08% (1 kHz, 1 W)

Damping Factor

60 (Front, 1 kHz, 8 )

Input Sensitivity and Impedance

200 mV/47 k(LINE)

Output Level and Impedance

200 mV/2.2 k(REC OUT)

Frequency Response 20 Hz - 50 kHz/+1 dB, -3 dB (DSP bypass)

Tone Control Characteristies

 

±10 dB, 50 Hz (BASS)

 

±10 dB, 20 kHz (TREBLE)

Signal to Noise Ratio

100 dB (LINE, IHF-A)

Speaker Impedance

6 - 16

General

Power Supply

(North American and Taiwan)

 

AC 120 V, 60 Hz

 

(European) AC 230 V, 50 Hz

 

(Others) AC 220 - 240 V, 50/60 Hz

Power Consumption

(North American and Taiwan) 3.3 A

 

(European) 310 W

 

(Others) 340 W

Stand-by Power Consumption

 

(North American and Taiwan) 0.2 W

 

(Others) 0.3 W

Dimensions

435 mm 151.5 mm 328.5 mm

(W H D)

17-1/8" 5-15/16" 12-15/16"

Weight

8.0 kg (17.6 lbs.)

HDMI

 

Input

IN 1, IN 2, IN 3

Output

OUT

Video Resolution

1080p

Audio Format

Dolby TrueHD, DTS Master Audio,

 

DVD-Audio, DSD

Supported

3D, Audio Return Channel, Deep Color,

 

x.v.Color, LipSync, CEC

Video Inputs

 

Component

IN 1, IN 2

Composite

BD/DVD, VCR/DVR, CBL/SAT, GAME

Video Outputs

Component OUT

Composite

MONITOR OUT, VCR/DVR OUT

Video Section

 

Audio Inputs

 

Input Sensitivity/Output Level and Impedance

 

Digital

Optical: 2

 

1 Vp-p/75 (Component Y)

 

Coaxial: 1

 

0.7 Vp-p/75 (Component PB/CB, PR/CR)

Analog

BD/DVD, VCR/DVR, CBL/SAT, GAME,

 

1 Vp-p/75 (Composite)

 

TV/CD, AUX

Component Video Frequency Response

Audio Outputs

 

 

5 Hz - 100 MHz/+0 dB, -3 dB

 

Tuner Section

 

Analog

VCR/DVR

 

 

Subwoofer Pre Output

1

FM Tuning Frequency Range

 

Speaker Outputs

SP-A (L, R), C, SL, SR + SP-B (L, R)

 

(North American and Taiwan)

 

Phones

1 (6.3 ø)

 

87.5 MHz - 107.9 MHz

 

 

 

 

(Others) 87.50 MHz - 108.00 MHz, RDS

Others

 

AM Tuning Frequency Range

 

 

 

 

522/530 kHz - 1611/1710 kHz

Universal Port

1

Preset Channel

40

RI

1

 

 

Specifications and features are subject to change without notice.

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Onkyo SR308 instruction manual Specifications, Amplifier Section, General, Video Section, Tuner Section

SR308 specifications

The Onkyo SR308 is a versatile and powerful 5.1-channel home theater receiver designed to elevate your audio experience. Engineered with a robust set of features, it plays a significant role in delivering high-quality sound reproduction and accommodating modern entertainment systems.

One of the main features of the Onkyo SR308 is its capability to output 100 watts per channel, ensuring dynamic and impactful sound for movies and music. This power output allows the receiver to drive speakers efficiently, delivering clear dialogues and rich music without distortion, even at higher volumes.

The SR308 supports multiple audio formats, including Dolby TrueHD and DTS-HD Master Audio, which brings a cinematic feel to home entertainment. The built-in decoding for these high-definition formats enhances the listening experience, making it possible to enjoy every nuance of the soundtracks in your favorite films.

Connectivity is another strong point of the Onkyo SR308. It offers four HDMI inputs, which allow for multiple high-definition devices to be connected simultaneously. This feature is particularly beneficial for users with a variety of devices such as Blu-ray players, gaming consoles, and streaming devices. The HDMI output supports 3D video pass-through and can handle 4K resolution, ensuring the receiver is future-proof for upcoming technologies.

In addition to HDMI connectivity, the SR308 includes traditional audio inputs such as optical and coaxial digital inputs, as well as analogue stereo inputs. This variety ensures compatibility with a wide range of audio sources, whether they be older devices or the latest offerings.

Onkyo’s proprietary technologies, such as Audyssey Dynamic EQ and Audyssey Dynamic Volume, are integrated into the SR308 to enhance social listening levels. Audyssey Dynamic EQ optimizes sound based on the volume level, maintaining clarity and detail without overwhelming distortion. Meanwhile, Audyssey Dynamic Volume intelligently adjusts audio levels during playback, preventing sudden loud spikes while preserving the overall dynamic range.

The receiver also has an intuitive on-screen setup guide, making it easier for users to configure their home theater setup without much hassle. This user-friendly design extends to the remote control, which provides quick access to a range of functions, including sound field processing and input selection.

With its blend of power, connectivity, and advanced audio technologies, the Onkyo SR308 represents an excellent choice for those looking to enhance their home theater audio experience, catering to both casual viewers and audiophiles alike.