Sony STR-DE405 - Manual (Page 19)

Additional Information
Glossary
Center mode
Si'ltin>;i'l spiMkrt's to i-nhaiuv 1 )olhv I’m
LoK.c Siirrmind mocif. lo ohiain tlic I’csl
possible’ surround st)und, select one of the
following hull' center modes according to
vour speaker svstein.
NORMALr
Select NORMAL mode it vou have front
and rear speakers and a small center
speaker. Since a small speaker cannot
produce emuigh bass, the bass scuind of
the center channel is output from the front
speakers.
Front
speaker (L)
Front
speaker(R)
er(L) (R)
WIDE mode
Select WIDH mode if vou have front and
rear speakers and a large ceriter speaker
With the WIDt mode, you can take full
advantage c'f Dolbv Surround sound.
Center
Front speaker Front
(L) speaker (R)
3CH LOGIC r
Select 3 CH LOGIC mode if vou have frocit
and center speakers but no rear speaker
The sound ol the rear chaimel is output
from tlu' front speakers H) let you
e\[U‘rii'iu'i’ some ol llie sunouiul sound
vvilhouf using rear ~.peakeis.
(L) (R)
(L) (R)
Delay time
Time lag between the surround sound output
from front speakers and rear speakers. B\'
adjusting the dela\' time of the rear speakers,
vou can i)btain the feeling of presence. Make
the delay time longer when vou have placed
the rear speakers in a small rooiii or close to
vu'ur listening pc'sitiim, and make it shorter
when vou have placed them in a large room
or apart from \ our listening positiim.
Direct tuning
Toiling method to let vou directlv enter a
station's lrequenc\ usuig the numeric
buttons. Use this method it vou know the
frequence' ot the station vou want.
Dolby Pro Logic Surround
Decoding svstem of D(.>lb\' Surround sound
'.tandardi/ed in I'V programs and nioe ies.
Compared with the former Dolbv Surround
se stem, D«dbv I'ro Logic Surround improves
sound image bv using four separate channels:
off-screen audio effects, on-screen dialog,
left-to-right panning, and music. These
channels manipulate the sound to be heard
and enhance the action as it happens on the
screen. To take ad\'antage ol Uolb\' Pro Logic,
vou should have at least one pair of rear
speakers and/or one center speaker. You also
need to select the appropriate center mode to
eiijov a full effect.
Preset station
A radio bro.idcasting station that is stored in
memorv ol the reci'iver Once vou "preset"
stations, \’ou no longer ha\'e to tune in the
stations. Lach preset station isassigiU'd ils
own pr eset luiml'er, w liii |i U'ts \ ou tune
them m i[uickl\
Surround sound
S(.)und that consists ot three elements: direct
sound, earl\' reflected sound (earlv
reflecticms) and reverberali\'e sound
(re\'erberalion). The acoustics u here vou hear
the sound affect the uav these three sc>unJ
elements are heard. These sound elements are
combined in such a wav that
veui can actualK'
feel the si/e and tiie t\ pe of a concert hall.
• Types of sound
Early reflections
Direct sound
Transition of sound from rear speakers
Direct sound Early
Level' ■ reflections Reverberation
:
Early reflection time
Test tone
Signal given out bv the receiver fcir adjusting
tine speaker volume The lest tone will come
out as follows.
in a system with a center <
(NORMAL/WIDE/3 CH LOGIC modes)
The test tone is output from the front 1.
(left), center, front R (right), and rear
speakers in succession.
Front (L) Front (R)
Center
PHANTOM mode
Select l^HANTOM mode if vou have front
and rear speakers but no center speaker.
The sound of the center channel is output
from the front speakers.
Front
r(L) (R)
«
Rear Rear
speaker (L) speaker (R)
Dolby Surround
Lncoding and 'decoding svstem of Dolbv
Surround sound tor consumer use. Dolbv
Surround deC(KÌes the extra channels on the
Dolby Su rround-encoded sound tracks of
movie videos and TV programs and produces
s(.)und effects and ech<ies that make the action
seem ti> envelop viui.
The receiver offers Dolbv Surround as one of
the pre-programmed sound fields If vou
have rear or center speaker(s), we
rea'mmend that you customize the Dolb\'
Surround sound field bv selecting the
appropriate center mode to take advantage of
Dolbv Pro Logic Surround sound.
q Rear (UR) ,,
NORMAL/WIDE
In a system without a center speaker
(PHANTOM mode)
The test tone is output from the front and
the rear speakers alternateiv.
Front (L, R)
.] Rear (L, R) ¡.
19