Pioneer VSX-520-S: Using Stream Direct Better sound using Phase Control Using the Sound Retriever

Listening to your system 05

33

En

Using Stream Direct

Better sound using Phase

Use the Stream Direct modes when you want

Control

to hear the truest possible reproduction of a

This receiver’s Phase Control feature uses

source. All unnecessary signal processing is

phase correction measures to make sure your

bypassed.

sound source arrives at the listening position

in phase, preventing unwanted distortion and/

or coloring of the sound (see illustration

below).

• While listening to a source, press

AUTO/

During multichannel playback, LFE (Low-

DIRECT

to select Stream Direct mode.

Frequency Effects) signals as well as low-

• AUTO SURROUND – See Auto playback on

frequency signals in each channel are

page 30.

assigned to the subwoofer or other the

subwoofer and the most appropriate speaker.

• DIRECT – Sources are heard according to

At least in theory, however, this type of

the settings made in the Surround Setup

processing involves a group delay that varies

(speaker setting, channel level, speaker

with frequency, resulting in phase distortion

distance), as well as with dual mono

1

where the low-frequency sound is delayed or

settings.

You will hear sources according

muffled by the conflict with other channels.

to the number of channels in the signal.

With the Phase Control mode switched on, this

• PURE DIRECT – Analog and PCM sources

receiver can reproduce powerful bass sound

are heard without any digital processing.

without deteriorating the quality of the original

sound (see illustration below).

Using the Sound Retriever

When audio data is removed during the

compression process, sound quality often

suffers from an uneven sound image. The

Sound Retriever feature employs new DSP

technology that helps bring CD quality sound

back to compressed 2-channel audio by

restoring sound pressure and smoothing

2

jagged artifacts left over after compression.

• Press

S.RETRIEVER to switch the sound

retriever on or off.

1In the DIRECT mode, Phase Control, Sound Delay, Auto Delay, LFE Attenuate and Center image functions are available.

2 The Sound Retriever is only applicable to 2-channel sources.

VSX-520_SYXCN_En.book 33 ページ ２０１０年４月１２日　月曜日　午後７時１３分

P

H

Front speaker

Listening

A

S

position

E

C

?

O

N

T

R

O

L

O

Sound

F

F

source

Subwoofer

Front speaker

Listening

P

H

position

A

S

ADAPTER

TUNER

EQ

E

C

O

N

PHASE

S.RETRIEVER SIGNAL SEL

VOL

T

R

O

L

Sound

O

source

Subwoofer

N