Specifications, Audio power specifications, Amplifier section – Sony STR-DE725 User Manual
Page 42: Power output, Surround mode, Dynamic power output, Harmonic distortion at rated output, Frequency response, Inputs (analog), Inputs (digital)
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Specifications
AUDIO POWER
SPECIFICATIONS
POWER OUTPUT AND
TOTAL HARMONIC
DISTORTION:
With 8 ohm loads, both
channels driven, from 20 -
20,000 Hz; rated 100 watts
per channel minimum RMS
power, with no more than
0.09% total harmonic
distortion from 250
milliwatts to rated output.
Amplifier section
POWER OUTPUT
Stereo mode
(8 ohms 20 Hz - 20 kHz.
THD 0.09%)
100 W+ 100 W
Surround mode
(8 ohms at 1 kHz. THD
0
.
8
%)
Front: 100 W/.ch
Center^*: lOOW
Rear^*: lOOW/ch
a) Depending on the sound held settings and
the source, there may be no sound output.
Dynamic power output
155 W + 155 W. 8 ohms
220 W + 220 W. 4 ohms
Harmonic distortion at rated output
Less than 0.09% (with
sound field, tone,
and bass booster
bypassed)
Frequency response
PHONO: RIAA
equalization curve
±0.5 dB
CD, TAPE/MD, DVD/
LD. TV/DBS.
VIDEO 1.2:
10 Hz - 50 kHz
+0.5/-2 dB (with
sound field, tone,
and bass booster
bypassed)
Inputs (Analog)
PHONO:
Sensitivity: 2.5 mV
Impedance:
50 kilohms
S/N‘’>: 75 dB (A.
2.5 mV"')
CD. DVD/LD. TAPE/
MD. TV/DBS.
VIDEO 1.2:
Sensitivity: 150 mV
Impedance:
50 kilohms
S/N»*': 82 dB (A.
150 mV">)
b) 78 ' I M F
c) Weighted network, input level
Inputs (Digital)
DVD/LD:
Sensitivity: ~
Impedance: -
S/N: 100 dB (A,
20 kHz LPF)
Outputs
TAPE/MD. (REC OUT):
VIDEO 1.2 (AUDIO
OUT):
Voltage: 150 mV.
Impedance:
10 kilohms
WOOFER:
Voltage: 2 V
Impedance:
1
kilohms
PHONES:
Accepts low- and
high-impedance
headphones
BASS BOOST
+6 dB at 70 Hz
Sampling Frequency
48 kHz
EQ
BASS:
100 Hz-l.OkHz
(21 steps)
MID:
500 Hz~5.0kHz
(21 steps)
TREBLE:
1.0 kHz~10kHz
(21 steps)
Gain levels:
+10 dB, 1 dB step
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