Sony STR-DB840 Stereo System User Manual


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Additional Information
Specifications
AUDIO POWER
SPECIFICATIONS
POWER OUTPUT AND
TOTAL HARMONIC
DISTORTION:
With 8 ohm loads, both
channels driven, from 20 -
20,000 Hz; rated 110 watts
(STR-DB940) and 100 watts
(STR-DB840) per channel
minimum RMS power,
with no more than 0.09 %
total harmonic distortion
from 250 milliwatts to
rated output (USA model
only).
Amplifier section
POWER OUTPUT
Models of area code U, CA
Rated Power Output at Stereo Mode
(8 ohms 20 Hz – 20 kHz, THD 0.09 %)
STR-DB940: 110 W + 110 W
STR-DB840: 100 W + 100 W
(4 ohms 20 Hz – 20 kHz, THD 0.09 %)
STR-DB940: 100 W + 100 W
STR-DB840: 90 W + 90 W
Reference Power Output
(8 ohms 20 Hz – 20 kHz, THD 0.09 %)
STR-DB940: FRONT
1)
:
110 W + 110 W
CENTER
1)
: 110 W
REAR
1)
:
110 W + 110 W
STR-DB840: FRONT
1)
:
100 W + 100 W
CENTER
1)
: 100 W
REAR
1)
:
100 W + 100 W
(4 ohms 20 Hz – 20 kHz, THD 0.09 %)
STR-DB940: FRONT:
1)
100 W + 100 W
CENTER
1)
: 100 W
REAR
1)
:
100 W + 100 W
STR-DB840: FRONT
1)
:
90 W + 90 W
CENTER
1)
: 90 W
REAR
1)
:
90 W + 90 W
Models of other area code
Rated Power Output at Stereo Mode
(8 ohms 1 kHz, THD 0.7 %)
STR-DB940: 110 W + 110 W
2)
100 W + 100 W
3)
STR-DB840: 100 W + 100 W
(4 ohms 1 kHz, THD 0.7 %)
STR-DB940: 100 W + 100 W
2)
90 W + 90 W
3)
STR-DB840: 90 W + 90 W
Reference Power Output
2)
(8 ohms 1 kHz, THD 0.7 %)
STR-DB940: FRONT
1)
:
110 W + 110 W
CENTER
1)
: 110 W
REAR
1)
:
110 W + 110 W
STR-DB840: FRONT
1)
:
100 W + 100 W
CENTER
1)
: 100 W
REAR
1)
:
100 W + 100 W
(4 ohms 1 kHz, THD 0.7 %)
STR-DB940/DB840:
FRONT
1)
:
100 W + 100 W
CENTER
1)
: 100 W
REAR
1)
:
100 W + 100 W
(8 ohms 20 Hz – 20 kHz, THD 0.09 %)
STR-DB940: FRONT
1)
:
100 W + 100 W
CENTER
1)
: 100 W
REAR
1)
:
100 W + 100 W
STR-DB840: FRONT
1)
:
90 W + 90 W
CENTER
1)
: 90 W
REAR
1)
:
90 W + 90 W
(4 ohms 20 Hz – 20 kHz, THD 0.09 %)
STR-DB940/DB840:
FRONT
1)
:
90 W + 90 W
CENTER
1)
: 90 W
REAR
1)
:
90 W + 90 W
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
AU 240 V AC, 50 Hz
CN, SP, CED 230 V AC, 50 Hz
3) Measured under the following conditions:
Area code Power requirements
CN 220 V AC, 50 Hz
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