Yamaha RX-497 User Guide

• Minimum RMS Output Power

(8 

Ω , 20 Hz to 20 kHz, 0.04% THD) ...................... 75 W + 75 W

• Dynamic Power (IHF)

(8/6/4/2 

Ω)  ..................................................... 105/125/150/178 W

• Maximum Output Power [Europe model only]

(1 kHz, 0.7% THD, 4 

Ω)  .................................................... 105 W

• IEC Output Power [Europe model only]

(1 kHz, 0.04% THD, 8 

Ω)  .................................................... 84 W

• Power Band Width

(0.08% THD, 35 W, 8 

Ω) ....................................  10 Hz to 50 kHz

• Damping Factor (SPEAKERS A)

20 Hz to 20 kHz, 8 

Ω .................................................  150 or more

• Maximum Output Power (EIAJ) 

[Asia and General models only]
(1 kHz, 10% THD, 8 

Ω) ...................................................... 115 W

• Maximum Input Signal

PHONO (1 kHz, 0.04% THD) ..............................  70 mV or more
CD, etc. (1 kHz, 0.04% THD)  ................................  2.2 V or more

• Frequency Response

CD, etc. (20 Hz to 20 kHz)  ........................................... 0 ± 0.5 dB
CD, etc. PURE DIRECT ON (10 Hz to 100 kHz)......... 0 ± 1.0 dB

• RIAA Equalization Deviation

PHONO ............................................................................ ± 0.5 dB

• Total Harmonic Distortion

PHONO to OUT (REC)

(20 Hz to 20 kHz, 3 V

)  ........................................... 0.02% or less

CD, etc. to SPEAKERS 

(20 Hz to 20 kHz, 35 W, 8 

Ω) ................................. 0.02% or less

• Signal to Noise Ratio (IHF-A Network)

PHONO (5 mV input shorted) ...............................  82 dB or more
CD, etc. (185 mV input shorted)  .........................  108 dB or more

• Residual Noise (IHF-A Network)

PURE DIRECT ON ..........................................................  100 µV

• Gain Tracking Error (0 to –60 dB)  ................................ 2 dB or less

• Input Sensitivity/Input Impedance

PHONO ..................................................................  2.5 mV/47 k

Ω

CD, etc.  .................................................................  185 mV/47 k

Ω

• Output Level/Output Impedance

OUT (REC)................................................  185 mV/1.2 k

Ω or less

SUB WOOFER OUTPUT............................................ 4 V/1.2 k

Ω

ZONE 2 OUTPUT ...............................................  185 mV/1.2 k

Ω

• Headphone Output/Impedance

(Input 1 kHz, 185 mV, 8 

Ω , 0.015% THD)

CD, etc.  .................................................................... 0.47 V/390 

Ω

• Channel Separation

CD, etc. (5.1 k

Ω input shorted, 1/10 kHz) ........  65/50 dB or more

• Tone Control Characteristics

BASS 

Boost/Cut (20 Hz) ........................................................... ±10 dB
Turnover Frequency ........................................................  350 Hz

TREBLE 

Boost/Cut (20 kHz) ......................................................... ±10 dB
Turnover Frequency .......................................................  3.5 kHz

• Continuous Loudness Control

Attenuation (1 kHz)  ...........................................................  –30 dB

• Video Signal Type

[U.S.A., Canada and General models]  ................................  NTSC
[Other models]  .......................................................................  PAL

• Signal to Noise Ratio  ................................................  50 dB or more

• Frequency Response (MONITOR OUT)

Composite ................................................. 5 Hz to 10 MHz, –3 dB

• Tuning Range 

[U.S.A. and Canada models] ...........................  87.5 to 107.9 MHz
[Asia and General models] ........ 87.5/87.50 to 107.9/108.00 MHz
[Other models]  ............................................  87.50 to 108.00 MHz

• Usable Sensitivity (IHF)........................................ 1.0 µV (11.2 dBf)

• Signal to Noise Ratio (IHF)

Mono/Stereo .............................................................. 76 dB/70 dB

• Harmonic Distortion (1 kHz)

Mono/Stereo ................................................................  0.2%/0.3%

• Stereo Separation (1 kHz)  ....................................................... 45 dB

• Frequency Response ........................... 20 Hz to 15 kHz, +0.5/–2 dB

• Tuning Range 

[U.S.A. and Canada models] ..............................  530 to 1710 kHz
[Asia and General models] .................  530/531 to 1710/1611 kHz
[Other models]  ...................................................  531 to 1611 kHz

• Usable Sensitivity .............................................................  300 µV/m

• Power Supply

[U.S.A. and Canada models] .............................. AC 120 V, 60 Hz
[Asia model] .................................... AC 220/230-240 V, 50/60 Hz
[General model] ................  AC 110/120/220/230-240 V, 50/60 Hz
[Australia model]  ............................................... AC 240 V, 50 Hz
[Europe model] ................................................... AC 230 V, 50 Hz

• Power Consumption  ..............................................................  180 W

• Standby Power Consumption  .................................................  0.1 W

• Maximum Power Consumption [General model only]

(8 

Ω , 1 kHz, 10% THD) ....................................................  400 W

• AC  Outlets

[Australia model]  ...............................  1 (Total 100 W maximum)
[General model]  ...................................  2 (Total 50 W maximum)
[Other models]  ...................................  2 (Total 100 W maximum)

• Dimensions (W x H x D)  ................................  435 x 151 x 308 mm

(17-1/8” x 5-15/16” x 12-1/8”)

• Weight  .............................................................  8.7 kg (19 lbs. 3 oz.)

* Specifications are subject to change without notice.