Sony HT-DDW840 - Specifications; Audio Power Specifications; Amplifier Section

Additional Information
53
GB
Specifications
AUDIO POWER SPECIFICATIONS
POWER OUTPUT AND TOTAL
HARMONIC DISTORTION:
With 8 ohm loads, both channels driven, from
40 – 20,000 Hz; rated 100 watts (STR-K840P
only)/80 watts (STR-K740P only) per channel
minimum RMS power, with no more than
0.09 % total harmonic distortion from 250
milliwatts to rated output (Models of area code
U only).
Amplifier section
POWER OUTPUT
Models of area code U, CA
Rated Power Output at Stereo Mode
(8 ohms 40 Hz – 20 kHz, THD 0.09 %)
STR-K840P: 100 W + 100 W
STR-K740P: 80 W + 80 W
Reference Power Output
(8 ohms 1 kHz, THD 0.7 %)
STR-K840P: FRONT
1)
:100 W/ch
CENTER
1)
: 100 W
SURR
1)
: 100 W/ch
STR-K740P: FRONT
1)
: 80 W/ch
CENTER
1)
: 80 W
SURR
1)
: 80 W/ch
Models of area code CEL,CEK
Rated Power Output at Stereo Mode
(8 ohms 1 kHz, THD 0.7 %)
STR-K840P: 100 W + 100 W
2)
STR-K740P: 80 W + 80 W
2)
Reference Power Output
2)
(8 ohms 1 kHz, THD 0.7 %)
STR-K840P: FRONT
1)
: 100 W/ch
CENTER
1)
: 100 W
SURR
1)
: 100 W/ch
STR-K740P: FRONT
1)
: 80 W/ch
CENTER
1)
: 80 W
SURR
1)
: 80 W/ch
Models of area code AR, SP
Rated Power Output at Stereo Mode
(8 ohms 1 kHz, THD 0.7 %)
STR-K840P: 90 W + 90 W
2)
continued
Reference Power Output
2)
(8 ohms 1 kHz, THD 10 %)
STR-K840P: FRONT
1)
: 120 W/ch
CENTER
1)
: 120 W
SURR
1)
: 120 W/ch
Models of other area code
Rated Power Output at Stereo Mode
(8 ohms 1 kHz, THD 0.7 %)
STR-K840P: 100 W + 100 W
2)
STR-K740P: 80 W + 80 W
2)
Reference Power Output
2)
(8 ohms 1 kHz, THD 10 %)
STR-K840P: FRONT
1)
: 120 W/ch
CENTER
1)
: 120 W
SURR
1)
: 120 W/ch
STR-K740P: FRONT
1)
: 100 W/ch
CENTER
1)
: 100 W
SURR
1)
: 100 W/ch
1) Depending on the sound field settings and the
source, there may be no sound output.
2) Measured under the following conditions:
Area code Power requirements
E2/E3 240 V AC, 50 Hz
SP, CEL, CEK, AR 230 V AC, 50 Hz
MX 120 VAC, 60 Hz
Frequency response
MULTI CH IN
3)
, CD,
MD/TAPE, DVD/LD,
VIDEO 1, 2
Inputs (Analog)
MULTI CH IN
3)
, CD,
MD/TAPE, DVD/LD,
VIDEO 1, 2
3) HT-DDW840 only
4) INPUT SHORT (with sound field and tone
bypassed).
5) Weighted network, input level.
10 Hz – 50 kHz
+0.5/–2 dB (with sound
field, and tone bypassed)
Sensitivity: 250 mV
Impedance: 50 kilohms
S/N
4)
: 96 dB
(A, 250 mV
5)
)