Double Bass

This setting is NOT set automatically by Audyssey MultEQ® XT32 Room Correction and Speaker Setup (page 37).

`On

`Off(THX)

Turn this setting on to boost bass output by feeding bass sounds from the front left, right, and center channels to the subwoofer.

Note

When the “Subwoofer” setting is set to “No” or the “Front” setting to anything other than “Full Band”, this setting is fixed to “- - - - -”.

This setting is set to “On” automatically when the “Subwoofer” and “Front” settings are set for the first time to “Yes” and “Full Band” respectively.

If you’re using THX-certified speakers, select “Off(THX)”.

Speaker Distance

This setting is set automatically by

Audyssey MultEQ XT32 Room Correction and Speaker Setup (page 37).

Here you can specify the distance from each speaker to the listening position so that the sound from each speaker arrives at the listener’s ears as the sound designer intended.

Unit

`feet:

Distances can be set in feet. Range: 0.5ft to 30.0ft in

0.5foot steps.

`meters:

Distances can be set in meters. Range: 0.15m to 9.00m in 0.15 meter steps.

(The default setting varies from country to country.)

Left, Front Wide Left, Front High Left, Center, Front High Right, Front Wide Right, Right, Surround Right, Surround Back Right, Surround Back Left, Surround Left, Subwoofer

`Specify the distance from each speaker to your listening position.

Note

Speakers that you set to “No” or “None” in “Speaker Configuration” cannot be selected (page 60).

When the “Powered Zone 2” setting is set to “Yes” and Zone 2 is turned on, the surround back and front high speakers cannot be used.

When the “Powered Zone 3” setting is set to “Yes” and Zone 3 is turned on, the surround and surround back speakers cannot be used.

Level Calibration

This setting is set automatically by

Audyssey MultEQ XT32 Room Correction and Speaker Setup (page 37).

Here you can adjust the level of each speaker with the built-in test tone so that the volume of each speaker is the same at the listening position.

Note

These settings cannot be calibrated in either of the following cases:

The “Audio TV Out” setting is set to “On” (page 75).

HDMI Control(RIHD)” is set to “On” (page 75) and you’re listening through your TV speakers.

The AV receiver is muted.

Left, Front Wide Left, Front High Left, Center*1,

Front High Right, Front Wide Right, Right, Surround Right, Surround Back Right, Surround Back Left, Surround Left

`–12.0dBto 0.0dB to +12.0dB in 0.5 dB steps.

Advanced Operations

Subwoofer*1

`–15.0dBto 0.0dB to +12.0dB in 0.5 dB steps.

Note

Speakers that you set to “No” or “None” in “Speaker Configuration” cannot be selected (page 60).

When the “Powered Zone 2” setting is set to “Yes” and Zone 2 is turned on, the surround back and front high speakers cannot be used.

When the “Powered Zone 3” setting is set to “Yes” and Zone 3 is turned on, the surround and surround back speakers cannot be used.

The test tone is output at the standard level for THX, which is 0 dB (absolute volume setting 82). If you normally listen at volume settings below this, be careful because the test tone will be much louder.

*1 For the center speaker and subwoofer, the level settings made by using the Quick Setup are saved in this menu (page 52).

Tip

If you’re using a handheld sound level meter, adjust the level of each speaker so that it reads 75 dB SPL at the listening position, measured with C-weighting and slow reading.

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Onkyo TX-NR818 instruction manual En-61, Speaker Distance, Level Calibration

TX-NR818 specifications

The Onkyo TX-NR818 is a powerful network receiver that stands out in the crowded field of home audio equipment. Aimed at home theater enthusiasts, this 7.2-channel AV receiver delivers superior sound quality, advanced connectivity options, and a suite of features designed to enhance the listening experience.

One of the standout features of the TX-NR818 is its ability to decode high-resolution audio formats. It supports lossless formats like FLAC and ALAC up to 192 kHz/24-bit, ensuring that audiophiles can enjoy music as it was meant to be heard. With built-in support for Dolby TrueHD and DTS-HD Master Audio, this receiver can handle complex surround sound setups, making it ideal for movies and gaming.

The TX-NR818 is also equipped with advanced connectivity options, including eight HDMI inputs and two outputs. This allows users to connect multiple devices, such as Blu-ray players, gaming consoles, and streaming devices, all while supporting 3D video and 4K upscaling. The MHL (Mobile High-Definition Link) input even lets you connect your smartphone or tablet directly, ensuring seamless playback of mobile content on your big screen.

For those who appreciate modern convenience, the Onkyo TX-NR818 features built-in Wi-Fi and Bluetooth capabilities. This allows users to stream music wirelessly from their smartphone or tablet using services like Spotify and Pandora, or directly from their home network. The receiver is also compatible with the Onkyo remote app, providing intuitive control from mobile devices.

Another key feature is the unique AccuEQ room calibration technology, which tailors the receiver’s audio output to the specific characteristics of your home theater space. This automated setup process optimizes speaker placement and equalization, delivering a more balanced and immersive sound experience.

Additionally, the TX-NR818 supports multiple zones, allowing users to enjoy different audio in various rooms of the house. This multi-room capability ensures that every part of your home can enjoy the benefits of high-quality sound.

In summary, the Onkyo TX-NR818 combines advanced audio technologies, a flexible connectivity suite, and user-friendly features, making it a prime choice for anyone looking to elevate their home theater experience. Its blend of performance, versatility, and modern streaming options truly sets it apart in today’s competitive AV receiver market.