The System Setup menu

07

The volume increases to the 0 dB reference level.

3.Manual

MCACC

 

3a.Fine Channel Level

 

 

 

 

 

 

 

 

a.Fine

Ch

Level

 

 

 

b.Fine

SP

Distance

 

 

 

 

c.Standing

Wave

 

Please Wait... 20

 

d.EQ

Adjust

 

 

 

e.EQ

Professional

 

Caution!

 

 

 

 

 

 

Loud test tones

 

 

 

 

 

 

will be output.

 

 

 

:Return

 

:Cancel

2 Adjust the level of the left channel.

This will be the reference speaker level, so you may want to keep the level around 0 dB so that you’ll have plenty of room to adjust the other speaker levels.

3a.Fine Channel Level

MCACC:M1. MEMORY 1

L(Reference)

+0.5dB

Enter:Next:Cancel

• After pressing ENTER, test tones will be output.

3Select each channel in turn and adjust the levels (+/

– 10 dB ) as necessary.

1Select ‘Fine SP Distance’ from the Manual MCACC setup menu.

3.Manual

MCACC

 

3b.Fine SP Distance

 

 

 

a.Fine

Ch

Level

 

MCACC:M1. MEMORY

1

 

 

b.Fine

SP

Distance

 

 

 

 

 

 

 

 

c.Standing

Wave

 

 

 

 

 

 

 

 

d.EQ

Adjust

 

L(Reference)

 

 

 

e.EQ

Professional

 

 

10.0 ft

 

 

 

 

 

 

 

 

 

 

 

 

 

 

:Return

 

Enter:Next

:Cancel

2Adjust the distance of the left channel from the listening position.

3Select each channel in turn and adjust the distance as necessary.

Use to adjust the delay of the speaker you selected to match the reference speaker. The delay is measured in terms of speaker distance from 0.5 to 45.0 feet.

3b.Fine

SP

Distance

L

 

10.0ft (Reference)

R

[

9.0ft ]

 

 

 

 

C

 

9.5ft

 

 

 

 

 

SL

[

6.0ft

]

 

 

 

 

SR

[

6.5ft ]

 

 

 

 

SBL

[

6.0ft ]

 

 

 

 

SBR

[

6.5ft ]

 

 

 

 

SW

[ 12.5ft ]

 

 

 

 

 

 

 

 

:Finish

Use to adjust the volume of the speaker you selected to match the reference speaker. When it sounds like both tones are the same volume, press to confirm and continue to the next channel.

3a.Fine

 

Channel

Level

L

 

+0.5dB

(Reference)

R

[

0.0dB ]

 

 

C

 

+1.0dB

 

 

 

 

SL

[

-3.0dB

]

 

 

 

SR

[ +10.0dB ]

 

 

SBL

[

-10.0dB ]

 

 

SBR

[

+9.5dB ]

 

 

SW

[

-1.5dB ]

 

 

 

 

:Finish

Listen to the reference speaker and use it to measure the target channel. From the listening position, face the two speakers with your arms outstretched pointing at each speaker. Try to make the two tones sound as if they are arriving simultaneously at a position slightly in front of

you and between your arm span.1

For comparison purposes, the reference speaker will change depending on which speaker you select.

If you want to go back and adjust a channel, simply

use

to select it.

4 When you're finished, press RETURN.

You will return to the Manual MCACC setup menu.

Fine Speaker Distance

• Default setting: 10.0 ft (all speakers)

For proper sound depth and separation with your system, it is necessary to add a slight bit of delay to some speakers so that all sounds will arrive at the listening position at the same time. The following setting can help you make detailed adjustments that you may not achieve using the Manual speaker setup below.

When it sounds like the delay settings are matched up, press to confirm and continue to the next channel.

For comparison purposes, the reference speaker will change depending on which speaker you select.

If you want to go back and adjust a channel, simply

use

to select it.

4 When you're finished, press RETURN.

You will return to the Manual MCACC setup menu.

Standing Wave

• Default setting: ON

Acoustic standing waves occur when, under certain conditions, sound waves from your speaker system resonate mutually with sound waves reflected off the walls in your listening area. This can have a negative effect on the overall sound, especially at certain lower

Note

1• If you can’t seem to achieve this by adjusting the distance setting, you may need to change the angle of your speakers very slightly.

For better audibility, the subwoofer emits a continuous test tone (oscillating pulses are heard from your other speakers). Note that it may be difficult to compare this tone with the other speakers in your setup (depending on the low frequency response of the reference speaker).

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Classe Audio VSX-81TXV-S manual Fine Speaker Distance, Standing Wave, Adjust the level of the left channel

VSX-81TXV-S, VSX-81TXV specifications

The Classe Audio VSX-81TXV and VSX-81TXV-S are flagship home theater receivers that embody the brand’s commitment to delivering high-fidelity audio and immersive cinematic experiences. These models are tailored for audiophiles and home theater enthusiasts seeking uncompromising performance and versatility.

One of the standout features of the VSX-81TXV is its powerful amplification capabilities. With a robust multichannel amplifier, it offers high power output across all channels, ensuring clean and dynamic sound reproduction regardless of the volume level. This makes it ideal for powering a wide range of speakers, from efficient bookshelf models to demanding floor-standing designs.

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