Note

This function can be set only if the “Subwoofer” setting is set to “Yes”, and the “Front” setting is set to “Large” (page 41).

When an optional unit is connected to the UNIVERSAL PORT jack on the AV receiver, the speaker setting menu may appear on screen.

Wireless SB (Surround Back)

`Yes:

The audio is output from the speakers connected to the wireless unit.

`No:

The audio is not output from the speakers connected to the wireless unit.

When the wireless unit is connected to the UNIVERSAL PORT jack on the AV receiver, you can select if you wish to output the audio of surround back channel from the speakers connected to the wireless unit.

Left, Center, Right, Surround Right, Surr Back Right, Surr Back Left, Surround Left, Subwoofer

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

Note

These settings are not available in either of the following cases:

a pair of headphones is connected.

the “Audio TV Out” setting is set to “On” (page 48).

HDMI Ctrl (RIHD)” is set to “On” (page 48) and you’re listening through your TV speakers.

Speakers that you set to “No” or “None” in the “Sp Config (Speaker Configuration)” (page 41) cannot be selected.

Level Cal (Level Calibration)

Menu

Level Cal

This setting is set automatically by Audyssey 2EQ Room Correction and Speaker Setup (page 28).

Note

If the “Surround Back” setting is set to “None” (page 41), this setting cannot be selected.

Wireless SW (Subwoofer)

`Yes:

The audio is output from the subwoofer connected to the wireless unit.

`No:

The audio is not output from the subwoofer connected to the wireless unit.

When the wireless unit is connected to the UNIVERSAL PORT jack on the AV receiver, you can select if you wish to output the audio from the subwoofer connected to the wireless unit.

Note

If the “Subwoofer” setting is set to “No” (page 41), this setting cannot be selected.

Sp Distance (Speaker Distance)

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.

Left, Center*1, Right, Surround Right, Surr Back

Right, Surr Back Left, Surround Left

`–12 dB to 0 dB to +12 dB in 1 dB steps.

Subwoofer*1

`–15 dB to 0 dB to +12 dB in 1 dB steps.

Note

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

a pair of headphones is connected.

the “Audio TV Out” setting is set to “On” (page 48).

HDMI Ctrl (RIHD)” is set to “On” (page 48) and you’re listening through your TV speakers.

the AV receiver is muted.

Speakers that you set to “No” or “None” in “Sp Config (Speaker Configuration)” (page 41) cannot be selected.

*1 For the center speaker and subwoofer, the level settings made by using Home menu are saved here as the default settings.

Menu

Sp Distance

Tip

This setting is set automatically by Audyssey 2EQ® Room Correction and Speaker Setup (page 28).

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: 1ft to 30ft in 1 foot steps.

`meters:

Distances can be set in meters. Range: 0.3m to 9.0m in 0.3 meter steps.

(The default setting varies from country to country.)

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.

En

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Onkyo TX-NR509 instruction manual Level Cal Level Calibration, Sp Distance Speaker Distance

TX-NR509 specifications

The Onkyo TX-NR509 and HT-S6405 combination presents an impressive entry point into the world of home theater systems, delivering remarkable audio performance and convenient features for the everyday user. The TX-NR509 is a powerful 7.1-channel AV receiver that boasts a rich assortment of technologies designed to elevate movie and music experiences.

One of the most notable features of the TX-NR509 is its ability to handle high-definition audio formats, including Dolby TrueHD and DTS-HD Master Audio. These formats ensure that soundtracks are delivered with impeccable clarity and depth, making them a perfect pairing for a high-definition viewing experience. Additionally, the receiver supports various audio formats, including FLAC and WAV, providing full compatibility with lossless audio files and ensuring audiophiles can enjoy their favorite tracks without degradation.

In terms of connectivity, the TX-NR509 is equipped with six HDMI inputs, allowing users to connect multiple devices easily, including Blu-ray players, gaming consoles, and streaming devices. One HDMI output supports Audio Return Channel functionality, streamlining the connection between TV and receiver and enhancing convenience, particularly for late-night TV viewing.

The HT-S6405 complements the TX-NR509 by including a complete 5.1 speaker package designed to create a comprehensive surround sound experience. The compact satellite speakers and an impressive subwoofer work harmoniously to deliver a balanced soundstage with deep bass and crisp highs. The subwoofer, with its dedicated amplifier, ensures that the low frequencies resonate richly, perfect for both action-packed movies and subtle musical nuances.

The combination also features Onkyo's proprietary AccuEQ technology, which offers room calibration for optimizing audio settings based on the unique acoustics of any space. This ensures that users experience sound that is well balanced and tailored to their environment.

Supporting the latest in streaming capabilities, the TX-NR509 includes built-in internet radio and streaming via vTuner, as well as USB connectivity for easy access to digital music files from various sources. With its user-friendly interface, setting up this system is straightforward, making it a fantastic option for users who want high-quality sound without a complicated setup process.

In summary, the Onkyo TX-NR509 and HT-S6405 offer a remarkable blend of technology, sound performance, and user-centric features, making it an excellent choice for a home theater setup. Its combination of high-definition audio support, seamless connectivity, and advanced calibration technology positions it as a reliable option for enhancing entertainment at home.