Specifications, Audio power specifications (usa only), Amplifier section – Sony STR-DE425 User Manual
Page 18: Fm tuner section, Am tuner section, Video section {str-de425 only), General, Additional information
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Additional Information
Specifications
Audio power specifications
(USA only)
POWER OUTPUT AND TOTAL
HARMONIC DISTORTION
With 8-ohm load, both
channels driven, from 20 -
20,000 Hz, rated 100 watts
(STR-DE425/DE325) per
channel minimum RMS
power, with no more than
0.09 % total harmonic
distortion from 250
milliwatts to rated output.
Amplifier section
stereo mode
(Australia only)
(8 ohms at 20 Hz - 20 kHz
loss than 0.09% total
harmonic distortion)
lOOW + lOOW (STR-DE425)
SOW + SOW (STR-DE325)
Surround mode
(8 ohms at 1 kHz, THD
0.8 %)
US model:
Australia model;
5.1/DVD INPUT*
mode
Front;
STR-DE425: 100 W/ch
STR-DE325: 100%V7ch
Center; (Pro Logic Mode)
STR-DE425: 100 W
STR-DE325: 100 W
Rear:
STR-DE425: 50 W/ch
STR-DE325: 100 W
Front:
STR-DE425; 100 W/ch
STR-DE325; 80 W/ch
Center: (Pro Logic Mode)
STR-DE425: 100 W
STR-DE325: SOW
Rear:
5TR-DE425: 50 W/ch
STR-DE325: 80 W
(8 ohms at 1 kHz, THD
0.8"o)
Front:
100 W/ch
Center: , lOOW
Rear:
50 W/ch
Dynamic power
output
(For US only)
Frequency
response
Inputs
8 ohn\s:
SriCDF425:
DO W + 150 W
STR--Di;325:
145 W + 145 W
4 ifhms:
STR DE425:
200 W 200 W
STR-DE325:
190 W + 190 W
TV/DBS, CD, TAPE/
MD, VIDEO, 5.1/DVD
INPUT^
10 Hz-50 kH/±ldB
TAPE/MD,
150 mV
TV/
DBS, VIDEO
Outputs
Muting
BASS BOOST
TONE
78 IHF
TAPE/MD REC OUT:
Voltage: 150 mV,
Impedance: 10 kilohms
VIDEO AUDIO OUT:
Voltage: 150 mV,
Impedance: 10 kilohms
WOOFER/MIX AUDIO
OUT:
Voltage: 2 V
Impedance: 10 kilohms
PHONES: Accepts low
and high impedance
headphones
Full mute
-t-lOdBat 70 Hz
±8 dB at 100 Hz and
10 kHz
FM tuner section
Tuning range
87.5 - 108.0 MHz
Antenna terminals
75 ohms, unbalanced
Sensitivity
Mono: 18-3 dBf, 4.5 ¡
í
\’
Frequency
response
Selectivity
30 Н/ - D kHz dR
Ы1 dB at 400 кН/
AM tuner section
Tuning range
Sensitivity Impedance S/N
(weighting
network,
___________________________ input level)
CD,
200 mV
5.1/DVD
INPUT*
50
82 dB
kilohms 82 dB**
(A, 150 mV)
Antenna
US MODEL;
10 kHz inter\ aC*'
530 - 1710 kHz
9 kHz interv al
531 -1710 kHz
AUSTRALIAN MODEL:
531 - 1602 kHz
( 9 kHz interval )
Loop antenna
Usable sensitivity
50 dB/m (at 1,000 kHz or
999 kHz)
S/N
Harmonic
distortion
Selectivity
54 dB (at 30 m\’ / r
0.5 "u (50 m\’.' m,
400 Hz )
At 9 kHz: .35 dB
At 10 kHz: 40 dB
*** You can change the AM tuning interval
between 9 kHz and 10 kHz. .After tuning
in an\' AM station, turn off the receiver.
Hold down the PRESET -f button and
press the l/Ci) (power) button. All preset
stations will be erased when vou change
the interval. To reset the interval, repeat
the procedure-
video section {STR-DE425 only)
Inputs
VIDEO, 4 \-/DBS, 5.1/
D\'D iXPLT^:
1 5'p’P " ohms
VIDEO;
1 5'p-p 75 ohms
MONITOR:
1 ^’p-p 75 ohms
Outputs
General
System
Tuner'.ection: PLL
quartz-locked digital
svnthesizer svstem
Preamplifier section;
Low-noise NE tvpe
ee]ualizer
Power amplifier section:
Pure-complementarv
SEPP
Power
US:
Usable sensitivity
lL2dBf, 2 ifV (IHF)
requirements
120 AC. hO Hz
S/N
Mono: 76 dB
Stereo: 70 dB
AUSTRALIA:
240 V AC, 50 Hz
Harmonic
distortion at 1 kHz
Motue 0.3".,
Stt'reo: 0.5
Power
consumption
US,
STR-DH425
SrR-DH321^
230W
lAI
Separation
45 dii at 1 kHz
Л LSTRALIA:
STR-DL425
: :5ow
STR-Df-;7=;
: ISOW
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