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TX-SR501

6.1-C

HANNEL

A/V S

URROUND

H

OME

T

HEATER

R

ECEIVER

NPR No. 03N03   03/03  

Printed in Japan

Amplifier Features

115 Watts per channel min. into 
6 ohms, 1 kHz, JEITA

Wide Range Amplifier Technology
(WRAT)

Extended Frequency Response

(10 Hz to 100 kHz)

Full bandwidth power to all 6
main channels

High-current, low-impedance 6 ohm
drive for all six channels

Absolute Ground Plate

H.C.P.S.—Massive high power 
transformer

Oversized electrolytic capacitors

Fully discrete output stages for all 
six channels

Large high-grade aluminum heat sink

Auto-protection circuitry

Audio/Video Features

DTS, DTS-ES Discrete/Matrix 6.1,
DTS Neo:6

Dolby Digital, Dolby Digital EX, Dolby
Pro Logic II decoding

State-of-the-art linear PCM 96kHz/
24-bit DACs for all channels

Optimum Gain Volume Control circuitry

Advanced 24-bit DSP chip

9 DSP soundfields

Late night mode (high, low, off)

Non-scaling configuration

A-Form Listening Mode Memory

“Easy-set” speaker configuration

CinemaFILTER

Crossover Adjustment (60/80/100/
120/150 Hz) for bass management

“Double Bass” function

A/B speaker drive

Tone control (bass/treble) for front 
L/R speakers

Automatic signal detection

5.1 Multi-channel color-coded inputs
for DVD-Audio and Super Audio CD

3 Digital inputs (1 coaxial, 2 optical; 
3 assignable)

4 S-Video inputs and 2 outputs

2 Component video inputs and 
1 output

4 A/V inputs

2 Audio inputs

Front panel Audio/Video, S-Video inputs

Dedicated line-level subwoofer pre out

Full input/output cassette and VCR loops

6 Sets of heavy-duty multiway speaker
binding posts (dual banana-plug 
compatible) (except SP-B)

FM/AM Tuner Features

Outstanding selectivity and sensitivity

30 FM/AM random presets

FM auto scan tuning

Red FM stereo indicator

75-ohm antenna input

FM indoor antenna supplied

AM loop antenna supplied

Other Performance Features

Precision digital speed-sensitive 
volume control

Absolute volume display

Separate PC (printed circuit) boards
for audio and video sources

35-segment fluorescent dot-matrix
display

3-Mode display dimmer (bright,
normal, low)

Individual input selectors for each source

Headphone jack (standard size)

Audio mute (via remote)

Sleep timer (via remote)

Battery-free memory backup

1 Switched AC convenience outlet with
a total 100 Watts max

Heavy-duty power cord

Large non-resonant feet

Heavy-gauge, anti-resonant, reinforced
steel chassis

Vibration-resistant cover

Brushed aluminum front panel

Full-function RI Remote

Due to a policy of continuous product improvement, Onkyo reserves the right to change specifications and appearance without notice.

“Dolby”, “Pro Logic” and the double-D symbol are trademarks of Dolby Laboratories. “Surround EX” is a jointly developed technology of THX Ltd. and Dolby Laboratories.

Inc. and is a trademark of Dolby. “DTS”, “DTS-ES Extended Surround” and “Neo:6” are trademarks of Digital Theater Systems, Inc. “CinemaFILTER” is trademark of Onkyo Corporation.

Onkyo Corporation

Sales & Product Planning Dept.: 2-1, Nisshin-cho, Neyagawa-shi, OSAKA 572-8540, JAPAN  Tel: 072-831-8111  Fax: 072-833-5222  

http://www.onkyo.co.jp/

Onkyo Corporation

Marketing Dept.: 2-1, Nisshin-cho, Neyagawa-shi, OSAKA 572-8540, JAPAN  Tel: 072-831-8008  Fax: 072-833-5222  

http://www.onkyo-intl.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.onkyochina.com

Onkyo U.S.A. Corporation

18-10 Park Way, Upper Saddle River, N.J. 07458, U.S.A.  Tel: 201-825-7950  Fax: 201-825-8150  

http://www.onkyousa.com

Onkyo Europe Electronics GmbH

Liegnitzerstrasse 6, 82194 Grobenzell, GERMANY  Tel: 8142-4401-0 Fax: 8142-4401-555  

http://www.onkyo.net

A

MPLIFIER

S

ECTION

Power Output

Front L/R........................................... 115 W + 115 W (6 

, 1 kHz, JEITA)

Center ............................................... 115 W (6 

, 1 kHz, JEITA)

Surround L/R .................................... 115 W + 115 W (6 

, 1 kHz, JEITA)

Surround Back .................................. 115 W (6 

, 1 kHz, JEITA)

Dynamic Power

.................................. 160 W + 160 W (3 

, Front)

125 W + 125 W (4 

, Front)

85 W + 85 W (8 

, Front)

THD (Total Harmonic Distortion)

.... 0.08 % (Rated Power)

Damping Factor

.................................. 60 (Front, 1 kHz, 8 

)

Input Sensitivity and Impedance

Line................................................... 200 mV/47 k

(CD, Tape, etc.)

Multichannel ..................................... 200 mV/47 k

(DVD, except for Subwoofer)

36 mV/47 k

(DVD, Subwoofer)

Digital input Coaxial .......................... 0.5 Vp-p/75 

Output Level and Impedance

Rec out ............................................. 200 mV/470 

(Tape, Video 1) 

Pre out .............................................. 1.0 V/470 

(Subwoofer)

Frequency Response

......................... 10 Hz-100 kHz/ 

+

1 dB, 

-

3 dB (Direct mode)

Tone Control

........................................

±

10 dB, 50 Hz (BASS)

±

10 dB, 20 kHz (TREBLE)

Signal-to-Noise Ratio

....................... 100 dB (Line in, IHF-A)

Speaker Impedance

.......................... 6 

-16 

V

IDEO

S

ECTION

Input Sensitivity/Output Level and Impedance

Video................................................. 1.0 Vp-p/75 

(Component and S-Video Y)

0.7 Vp-p/75 

(Component P

B

/C

B

, P

R

/C

R

)

0.28 Vp-p/75 

(S-Video C)

1.0 Vp-p/75 

(Composite)

Component Video Frequency Response

.. DC-50 MHz

T

UNER

S

ECTION

[FM]
Tuning Frequency Range

.................. 87.50 MHz-108.00 MHz

Usable Sensitivity

FM Stereo ......................................... 17.2 dBf, 2.0 µV (75 

IHF)

FM Mono .......................................... 11.2 dBf, 1.0 µV (75 

IHF)

Signal-to-Noise Ratio

FM Stereo ......................................... 70 dB (IHF-A)
FM Mono .......................................... 76 dB (IHF-A)

Total Harmonic Distortion

FM Stereo ......................................... 0.3 %
FM Mono .......................................... 0.2 %

FM Stereo Separation

....................... 45 dB at 1 kHz, 30 dB at 100 Hz-10 kHz

[AM]
Tuning Frequency Range

.................. 531 kHz-1,602 kHz/530 kHz-1,710 kHz

Usable Sensitivity

AM .................................................... 30 µV

Signal-to-Noise Ratio

AM .................................................... 40 dB

Total Harmonic Distortion

AM .................................................... 0.7 %

G

ENERAL

Power Supply

...................................... AC 120/220-230 V, 50/60 Hz

Power Consumption

.......................... 450 W

Stand-by Power Consumption

......... 2 W

Dimensions 

(W x H x D)

................... 435 x 150 x 376 mm

Weight

.................................................. 9.9 kg

SPECIFICATIONS

Full-function RI Remote

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