Yamaha RX-A660

GENERAL
Brand	Yamaha
Series	Aventage
Model	RX-A660
Type	A/V Receiver
Country	China
Release Year	2016
Predecessor	Yamaha RX-A550
Successor	Yamaha RX-A670

AMPLIFIER
Channels	7.2
Power Output	80 W (8 Ω, 20 Hz - 20 kHz, 2 channel driven)
Front Wide Channel Support
THX™ Certification
Continuous 6 Ω Rated
Discrete Output Stage Circuitry
Bi-amp Capability

AUDIO FEATURES
Surround:AI™
DAC	Burr-Brown
DAC Specs	192 kHz/24 Bit
Maximum Channel Processing	7.1
Air Studios Monitor Certification
Dolby Atmos	up to 5.1.2
Dolby Atmos Height Virtualization
Dolby Atmos Music
Dolby TrueHD
Dolby Digital Plus
Dolby Surround Upmixer
Dolby Pro Logic
Dolby Digital EX
DTS:X	up to 5.1.2
DTS Neural:X
DTS Virtual:X
DTS Neo	Neo:6
DTS-HD Master Audio
DTS-HD High Resolution Audio
DTS 96/24
DTS Express
DTS-ES	Discrete 6.1, Matrix 6.1
IMAX Enhanced
Auro 3D with Auro-Matic Upmixer
PCM	2-ch/Multi-ch Input
Network Audio Formats	MP3, WMA, MPEG-4 AAC, Apple Lossless, WAV, FLAC, AIFF, DSD
Music Playback via USB	MP3, WMA, AAC, Apple Lossless, WAV, FLAC, AIFF, DSD
High Resolution Music Playback via USB and/or Network	up to 192 kHz
High Resolution Audio Formats via USB	Apple Lossless, WAV, FLAC, AIFF, DSD
Gapless Playback
DSD via HDMI	2-ch/Multi-ch Input
DSD via USB	2-ch Input
DSD to PCM Converter
USB DAC
DTS Dialogue Control
Dialog Level Adjustment
Dialog normalization
Dialogue Lift	no presence speakers required
Compressed Music Enhancer	including for Bluetooth®
High-resolution Music Enhancer
Adaptive DRC (Dynamic Range Control)
Initial Volume & Maximum Volume Setting
Audyssey Dynamic EQ
Audyssey Dynamic Volume
Audyssey LFC
Audyssey Sub EQ HT
Audyssey DSX
Direct Mode
Straight Decoding Mode
CINEMA DSP	3D
DSP Programs	17
SILENT CINEMA / Virtual CINEMA DSP	Virtual CINEMA FRONT
Virtual Speakers	including surround back
Independent Subwoofer Outputs

CALIBRATION
Auto Speaker Calibration System with Mic.	YPAO sound optimization
YPAO Volume
PEQ for SUB	Down to 31 Hz

VIDEO FEATURES
HDR10
HDR10+
Dynamic HDR
BT.2020 color space
Dolby Vision
HLG (Hybrid Log Gamma)
HDBaseT Compatible
Enhanced Audio Return Channel (eARC)
HDCP Version	2.2
QMS (Quick Media Switching)
ALLM (Auto Low Latency Mode)
VRR (Variable Refresh Rate)
QFT (Quick Frame transport)
3-D Ready
Video Signal Passthrough	up to 4K/60p 4:4:4
Video Signal Upscaling
Analog To HDMI Upconversion
Component Video Upscaling
Analog to Analog Video conversion
Video Parameter Adjustments
isf Certified Calibration Control

CONNECTIVITY
Wi-Fi	with Wireless Direct
Bluetooth	SBC, AAC
Works with Amazon Alexa	on MusicCast (Voice control using your Alexa device like Echo, Dot, Tap and Show)
Chromecast Built-In
Works with SonoS
DTS Play-Fi
MHL Input
DLNA 1.5
MusicCast
AirPlay	AirPlay
Apple Product Connection	iPod, iPhone and iPad
Remote App	(iPhone® / iPad® / Android™ phone / tablet)
InstaPrevue Input Source Prevue

TERMINALS
HDMI Inputs	4
HDMI Outputs	1
8K Inputs
USB Input	USB memory, portable audio player
USB DC Out Port
Optical Inputs	1
Optical Outputs
Coaxial Inputs	2
RCA Line Inputs	4 (1 front)
RCA Line Outputs
XLR Line Inputs
Phono Input
Multi-Channel Input
RCA Pre-Outs	0.2
XLR Pre-outs
Composite Video Inputs	4
Composite Video Outputs	1
S-Video Inputs
S-Video Outputs
Component Video Inputs
Component Video Outputs
Ethernet
Ethernet Switch
PC In
Front A/V Inputs	USB, mini-jack Audio
Speaker A/B
Headphone Out	6.3 mm (1/4")
Detachable Power Cord
dockport

ZONES
Number of Zones	1
Zone B Video Output
RS-232C Interface
+12V Trigger Output
Remote (IR) Input/Output	0 / 0
Party Mode

MISCELLANEOUS
On-Screen Display	color OSD
SCENE	SCENE (4 sets)
Web Control
PreAmp Mode

RADIO
Analog Tuner	FM/AM
Presets	40
Digital Radio
Internet Radio	vTuner
Pandora
Spotify
Tidal
Deezer
Napster
SiriusXM

CONSTRUCTION
A.R.T. Wedge
Speaker Terminals	7
Large Speaker Terminals	7
Color-Coded Speaker Terminals
Gold plated RCA terminals

POWER
Power Supply	AC 220 V, 50 Hz
Power Consumption	260 W
Standby Power	0.1 W
ECO Mode / Hybrid Standby Function
Auto Power Standby

PHYSICAL
Dimensions (W x H x D)	435 mm x 161 mm x 330 mm (with antenna: 435 mm x 225.5 mm x 330 mm)
Weight	8.3 kg (18.3 lbs)

SPECIFICATIONS
Power Output (6 Ω, 20 Hz - 20 kHz, 2 channel driven)	80 W (0.09% THD)
Power Output (6 Ω, 1 kHz, 1 channel driven, FTC)	115 W (0.9% THD)
Maximum Effective Power Output (6 Ω, 1 kHz, 1 channel driven, JEITA or IEC)	135 W (10% THD)
Dynamic Power per Channel (2 Ω, Front)	190 W
Dynamic Power per Channel (4 Ω, Front)	170 W
Dynamic Power per Channel (6 Ω, Front)	140 W
Damping Factor	100 (Front, 20 Hz - 20 kHz, 8 Ω)
Input Sensitivity and Impedance (Line)	200 mV/47 kΩ (1 kHz, 100 W/6 Ω)
Maximum Input Sensitivity (Line)	2.3 V (1 kHz, 0.5% THD)
Rated Headphone Jack Output Level and Impedance	100 mV/470 Ω (1 kHz, 50 mV, 8 Ω)
S/N Ratio (Line, IHF-A)	110 dB
Frequency Response (Analog In)	+0/-3 dB (10 Hz to 100 kHz)
Residual noise (IHF-A Network)	150 µV (Speaker Out)
Channel Separation at 1 kHz/10 kHz (LINE)	75 dB/50 dB
DSD Sampling Rates via HDMI	2.8 MHz
DSD Sampling Rates via USB	5.6 MHz, 2.8 MHz
Video Input Sensitivity/Output Level and Impedance	1 Vp-p/75 Ω (Composite)
Video Maximum Input	1.5 Vp-p
Video S/N Ratio	50 dB
Ethernet Standard	10BASE-T/100BASE-TX
Wi-Fi Standard	IEEE 802.11 b/g/n
Wi-Fi Terminal Frequency	2.4 GHz
Bluetooth Version	2․1 + EDR
Bluetooth Frequency	2.4 GHz
USB Terminal	USB2.0 5 V, 1 A
FM Frequency	87.50 MHz - 108.00 MHz
FM 50 dB Quiet Sensitivity (IHF, 1 kHz, 100% MOD.)	Mono: 3 µV (20.8 dBf)
FM S/N Ratio	Mono/Stereo: 65 dB/64 dB
FM Harmonic Distortion (IHF, 1 kHz)	Mono/Stereo: 0.5%/0.6%
AM Frequency	531 kHz - 1611 kHz
Warranty	3 Years

* - 480i/576i and 480p/576p only
** - 480i/576i only
*** - no 1080p/24 upconversion
**** - 1080p signal is not converted

For a full review please go to the review page: