THX
™
SELECT2
™
CERTIFIED
7.1
-
C
HANNEL A/V S
URROUND
HOME THEATER RECEIVER
NPR No. 05N41   09/05  Printed in Japan
Amplifier Features
• 170 Watts per channel minimum into
6 ohms, at 1 kHz, JEITA
• VLSC 
(
Vector Linear Shaping Circuitry
)
for all channels
• WRAT 
(
Wide Range Amplifier Technology
)
• Extended frequency response 
(
10 Hz to 100 kHz
)
• Reduced NFB 
(
Negative Feedback
)
• Full bandwidth power to all 7 
main channels
• Absolute ground plate
• H.C.P.S—massive high current 
power supply
• Discrete power amplifier circuitry for 
all channels
• High-current, low-impedance 6 ohm
drive for all channels
• Auto-protection circuitry
• High-grade extruded-aluminum heatsink
• Low Frequency Effect 
(
LFE
)
level control
• Thick bus bars
Audio/Video Features
• THX
™
Select2
™
Certified
• THX Surround EX, DTS, DTS 96/24,
DTS
-
ES Discrete/Matrix,
DTS Neo:6 decoding
• Dolby Digital, Dolby Digital EX, Dolby
Pro Logic IIx decoding
• 192 kHz/24-bit audio DACs for 
all channels
• Component video upconversion
with TBC 
(
Time Base Corrector
)
Due to a policy of continuous product improvement, Onkyo reserves the right to change specifications and appearance without notice. “THX Select 2” is a trademark or registered trademarks of THX Ltd. “Dolby”, “Pro Logic”, “Surround EX” and the double-D 
symbol are trademarks of Dolby Laboratories. “THX Surround EX
-
Dolby Digital Surround EX” is a joint development of Dolby Laboratories and THX Ltd. and is a trademark of Dolby. “DTS”, “DTS
-
ES Extended Surround”, “DTS 96/24” and “Neo:6” are trademarks of
Digital Theater Systems, Inc. iPod and iPhoto are trademarks of Apple Computer, Inc., registered in the U.S. and other countries. “VLSC” is a trademark of Onkyo Corporation. All other trademarks and registered trademarks are the property of their respective holders.
Onkyo Corporation
2-1 Nisshin-cho, Neyagawa-shi, OSAKA 572-8540, JAPAN  Tel: 
+
81-72-831-8136  Fax: 
+
81-72-833-5222  http://www.onkyo.com/
Onkyo China Limited
Units 2102-2107, Metroplaza Tower I, 223 Hing Fong Road, Kwai Chung, N. T., HONG KONG, SAR of China  Tel: +852-2429-3118  Fax: +852-2428-9039  http://www.ch.onkyo.com/
Onkyo U.S.A. Corporation 18 Park Way, Upper Saddle River, N.J. 07458, U.S.A.  Tel: 
+
1
-
201
-
785
-
2600  Fax: 
+
1
-
201
-
785
-
2650  http://www.onkyousa.com/
Onkyo Europe Electronics GmbH
Liegnitzerstrasse 6, 82194 Grobenzell, GERMANY  Tel: 
+
49-8142-4401-0  Fax: 
+
49-8142-4401-555  http://www.eu.onkyo.com/
SPECIFICATIONS
AMPLIFIER SECTION
Power Output
Front L/R............................................ 170 W + 170 W 
(
6 Ω, 1 kHz, JEITA
)
Center ................................................ 170 W 
(
6 Ω, 1 kHz, JEITA
)
Surround L/R ..................................... 170 W + 170 W 
(
6 Ω, 1 kHz, JEITA
)
Surround Back L/R............................. 170 W + 170 W 
(
6 Ω, 1 kHz, JEITA
)
Dynamic Power ................................... 240 W + 240 W 
(
3 Ω, Front
)
180 W + 180 W 
(
4 Ω, Front
)
125 W + 125 W 
(
8 Ω, Front
)
THD 
(
Total Harmonic Distortion
)
..... 0.08 % 
(
Rated Power
)
Damping Factor................................... 60 
(
Front, 1 kHz, 8 Ω
)
Input Sensitivity and Impedance
Line .................................................... 200 mV/47 kΩ
Phono MM ......................................... 2.5 mV/47 kΩ
Output Level and Impedance
Rec out............................................... 200 mV/470 Ω
(
Tape, Video 1
-
2
)
Frequency Response.......................... 10 Hz-100 kHz/+ 1 dB, - 3 dB 
(
Line
)
Tone Control ......................................... ± 10 dB, 50 Hz 
(
BASS
)
± 10 dB, 20 kHz 
(
TREBLE
)
Signal-to-Noise Ratio......................... 106 dB 
(
Line in, IHF
-
A
)
80 dB 
(
Phono in, IHF
-
A
)
Speaker Impedance............................ 4 Ω/6 Ω-16 Ω
VIDEO SECTION
Input Sensitivity/Output Level and Impedance
Video.................................................. 1.0 Vp-p/75 Ω
(
Component and S
-
Video Y
)
0.7 Vp-p/75 Ω
(
Component P
B
/C
B
, P
R
/C
R
)
0.28 Vp-p/75 Ω
(
S
-
Video C
)
1.0 Vp-p/75 Ω
(
Composite
)
Component Video Frequency Response
.. 5 Hz- 100 MHz
TUNER SECTION
[FM]
Tuning Frequency Range ................... 87.5 MHz-108.0 MHz
Usable Sensitivity
Stereo ................................................ 22.2 dBf, 2.0 µV 
(
75 Ω IHF
)
Mono.................................................. 15.2 dBf, 1.0 µV 
(
75 Ω IHF
)
Signal-to-Noise Ratio
Stereo ................................................ 67 dB 
(
IHF
-
A
)
Mono.................................................. 73 dB 
(
IHF
-
A
)
Total Harmonic Distortion
Stereo ................................................ 0.5 % 
(
1 kHz
)
Mono.................................................. 0.3 % 
(
1 kHz
)
Stereo Separation............................... 40 dB 
(
1 kHz
)
[AM]
Tuning Frequency Range ................... 522 kHz-1,611 kHz/530 kHz-1,710 kHz
Usable Sensitivity............................... 300 µV/m
Signal-to-Noise Ratio......................... 40 dB
Total Harmonic Distortion ................. 0.7 %
GENERAL
Power Supply....................................... AC 120/220-240 V, 50/60 Hz
Power Consumption ........................... 680 W
Stand-by Power Consumption .......... 0.5 W
Dimensions
(
W x H x D
)
.................... 435 x 173.5 x 430 mm
Weight................................................... 13.3 kg
TX
-
SR803
• Composite to S
-
Video upconversion
• HDTV-capable 
(
100 MHz
)
component
video switching
• Optimum Gain Volume Circuitry
• Digital upsampling
• Non-scaling configuration
•
Powered Zone 2
(
lineout
)
with 12 V trigger
• A-form listening mode memory
• Independent crossover adjustment for
bass management for F/C/S/SB
(
40/60/70/80/90/100/120/150/200 Hz
)
• Advanced 32-bit processing DSP chip
• 2 HDMI 
(
version1.1
)
inputs and 1 output
• 3 component video inputs and 1 output
• 5 S
-
Video inputs and 3 outputs
• 5 composite video inputs and 3 outputs
• 3 audio inputs and 1 output
• 7 digital inputs 
(
5 optical/2 coaxial
)
and 1 optical output
• Color-coded 7.1-multichannel inputs
and pre outs
• Heavy-duty, color-coded dual banana 
plug-compatible speaker posts 
• Front panel audio, video, S
-
Video,
optical inputs
• Pure audio mode
• Direct mode
• Automatic signal detection
• Dedicated line-level subwoofer pre out
• RS232 port
• Late night mode 
(
high/low/off
)
• Phono input
• Tone 
(
bass/treble
)
control for 
L/R channels
FM/AM Tuner and 
Other Performance Features
• 40 FM/AM random presets
• Character input 
(
Tuner presets,
input selector
)
• Outstanding selectivity and sensitivity
• Compatible with RI Dock 
(
DS
-
A1
)
for
the iPod
®
• IntelliVolume
• On-screen display control
• 3-mode display dimmer 
(
bright/normal/low
)
• Speaker placement calibration through
Auto Speaker Set-up with Microphone
• Absolute volume display
• Double Bass function
• Battery-free memory backup
• Brushed aluminum front panel
• Headphone jack 
(
standard size
)
• Heavy-duty power cord
• Individual input selectors for 
each source
• IR input and output terminals
• Blue illuminated volume control
• Separate PC 
(
printed circuit
)
boards
for audio and video sources
• Sleep timer via remote
• Backlit/Preprogrammed RI 
(
Remote
Interactive
)
learning remote control
with 3 macros and mode-key LEDs
Black model