Pioneer VSX-518 manual Listening to your system Using Phase Control, Using Virtual Surround Back

Models: VSX-518

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Listening to your system

Using Phase Control

This receiver’s Phase Control feature uses phase correction measures to make sure your sound source arrives at the listening position in phase, preventing unwanted distortion and/or coloring of the sound (see illustration below).

P

 

Front speaker

Listening

H

 

A

 

 

position

S

 

 

E

 

 

 

C

 

 

?

O

 

 

 

N

 

 

 

T

 

 

 

R

 

 

 

O

 

 

 

L

Sound

 

 

O

 

 

F

source

Subwoofer

 

F

 

P

 

Front speaker

Listening

H

 

 

position

A

 

 

 

S

 

 

 

E

 

 

 

C

 

 

 

O

 

 

 

N

 

 

 

T

 

 

 

R

 

 

 

O

Sound

 

 

L

Subwoofer

 

O

source

 

N

 

 

 

Phase Control technology provides coherent sound reproduction through the use of phase matching1 for an optimal sound image at your listening position. The default setting is on and we recommend leaving Phase Control switched on for all sound sources.

AUTO/DIRECT

STEREO/

STANDARD

ADVSURR

A.L.C.

PHASE

QUICK

DIALOG

SOUND

SETUP

RETRIEVER

Press PHASE (PHASE CONTROL) to switch on phase correction.

05

Using Virtual Surround Back

English

 

(VSB)

 

 

 

 

Selecting this mode allows you to hear a

 

virtual surround back channel through your

 

surround speakers. For example, you can

Deutsch

choose to listen to sources with no surround

 

back channel information (for example, 5.1

 

encoded material) with emulated 6.1

 

encoding (VSB ON). Sometimes the material

 

may sound better in the 5.1 format for which it

 

was originally encoded. In this case you can

Français

simply switch it off (VSB OFF).2

 

 

 

 

 

Depending on the input signal and the

 

Listening Mode, the Virtual Surround Back

 

mode may not be effective.

 

 

Italiano

 

PHASE

 

 

 

CONTROL

 

 

 

STANDBY/ON

 

 

 

 

DVD

DVD 5.1TV

 

DVR

 

INPUT

 

 

 

Nederlands

SELECTOR

 

 

 

PHONES

SOUND

MIDNIGHT/

SIGNAL

 

RETRIEVER VSB MODE

LOUDNESS

SELECT

 

Press VSB MODE (front panel) to select

Español

follows:

 

 

 

a virtual surround back channel option.

 

Each press cycles through the options as

VSB ON – Virtual Surround Back is always used (for example, on 5.1 encoded material)

VSB OFF – Virtual Surround Back mode is switched off

Note

1Phase matching is a very important factor in achieving proper sound reproduction. If two waveforms are ‘in phase’, they crest and trough together, resulting in increased amplitude, clarity and presence of the sound signal. If a crest of a wave meets a trough (as shown in the upper section of the diagram above) then the sound will be ‘out of phase’ and an unreliable sound image will be produced.

2The Virtual Surround Back mode is not effective when using headphones, Stream Direct, Stereo, Auto level control stereo mode, Front Stage Surround Advance mode. It is also unavailable if the surround speaker is set to NO in Speaker setting on page 31.

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Page 27
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Pioneer VSX-518 manual Listening to your system Using Phase Control, Using Virtual Surround Back