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Basic information
Product name
Yamaha RX-A840
Brand
Category
Features
Support for internet radio, Remote control, Built-in Wi-Fi, App control, Multi zone (audio/video multiple rooms), Built-in D/A Converter, Bi-amping, Programmable Remote Control
RMS power, 8 ohm, 20Hz-20kHz (all)
100 W
Built-in D/A converter
Yes
Phono input
Yes
Type of surround
7.2
Audio format
Dolby Digital 5.1, DTS 5.1, Dolby Digital EX, DTS-ES, Dolby Pro Logic II, Dolby Pro Logic IIx, DTS 96/24, Dolby TrueHD, DTS-HD Master Audio, DTS-HD High Resolution Audio, Dolby Digital Plus
Type
AV Receiver
Supported incoming video formats
480p, 480i, 576p, 576i, 720p, 1080p (Full HD), 1080i, 2160p (4K Ultra HD)
Ethernet connection
Yes
General
D/A audio
24 bit / 192 kHz
Automatic calibration with measurement microphone
Yes
Amplifier class
AB
Connectors
Digital optical output (S/PDIF)
0 pc.
Digital coaxial output (S/PDIF)
0 pc.
Component output (YPbPr/YCbCr)
1 pc.
Number of HDMI outputs
2 pc.
Analogue RCA stereo inputs
6 pair
Balanced input (analogue) XLR
0 pair
Pre output (full range)
Yes
Speaker connectors (type)
Screw / banana
Balanced output (analogue) XLR
0 pair
Analogue RCA stereo outputs
1 pair
Composite input
5 pc.
Component input (YPbPr/YCbCr)
2 pc.
Number of HDMI inputs
8 pc.
Composite output
2 pc.
Digital optical input (S/PDIF)
2 pc.
Number of zones
2 zones
Digital coaxial input (S/PDIF)
2 pc.
Headphone output
1 pc.
Number of channels
7.1
Balanced output digital XLR (AES / EBU)
0 pc.
Analogue 3.5mm input (Aux)
0 pc.
HDMI version
2.0
Multi zone (audio/video multiple rooms)
Yes
HDMI
Yes
USB
Yes
Front/side connections
3.5 mm analogue in, USB
Pre-output (RCA / XLR)
RCA
Number of USB connectors
2 pc.
Speaker connectors
9 pair
Other connectors
Headphone output, USB, Pre out (subwoofer)
HDMI Standards
MHL
Connectors
Ethernet, USB, HDMI, 3.5 mm input, RCA input, RCA output, Coaxial input, Optical input, Phono input, Pre-out
Image properties
Image frequency
24p, 30p, 50p, 60p
Supports upscaling
Yes
Video formats
1080p (Full HD), 2160p (4K Ultra HD)
Video Features
4K passthrough, 3D-video, Video upscaling
Decoders
Supported audio files
MP3, WMA, FLAC, WAV (PCM), AAC, DSD, Apple Lossless (ALAC)
Design
Colour
Black, Silver, Grey
Dimensions
Product weight
10.6 kg
Height
171 mm
Depth
369 mm
Width
435 mm
Communication
Wireless network (Wi-Fi)
Yes
Compatibility
Radio receiver
Yes
Radio Signal Types
FM, AM, RDS radio
3D support (3D-Ready)
Yes
Streaming standards
Apple AirPlay, Spotify Connect, Deezer, DLNA
Audio features
Number of amplifiers
7 pc.
Addressable amplifiers (bi-amp)
Yes
RMS power, 8ohm, 20Hz-20kHz (stereo)
100 W
Bi-amping
Yes
Ceiling surround support(DTS-X/D.Atmos)
No
Power supply
Power consumption (standby)
0.1 W
Separate power connector (mains)
Large power inlet connector (e.g. IEC C13/C17)
Miscellaneous
Remote control
Yes
Programmable
Yes
Release year
2014
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