DSD audio and the HDV 820 headphone amplifier I Sennheiser

HDV 820 Headphone Amplifier

MPN: 507444

Was: $2,499.95
Now: $2,199.95
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Sennheiser HDV 820 Digital Headphones;Headphones Amplifier is the next generation of digital He… More details

DSD audio and the HDV 820 headphone amplifier I Sennheiser

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Sennheiser HDV 820 Digital Headphones Amplifier is the next generation of digital headphones amplifiers.

Designed to complete the Sennheiser audio experience and perfectly complement its high-end audiophile headphone range for the ultimate acoustic performance.

The HDV 820 headphone amplifier is the result of Sennheiser's many years of audio expertise and the perfect complement to its high-end audiophile headphone range for the ultimate in sound quality and performance. The HDV 820 offers consistently symmetrical signal processing and extremely low harmonic distortion to ensure unadulterated and perfect music enjoyment.Designed and manufactured in Germany, the HDV 820 continues the success story of its predecessor, the HDVD 800, and convinced with its black design and enhanced components that provide even greater precision and sound quality.

The HDV 820 is equipped with a high-resolution ESS SABRE32 DAC (digital-to-analog converter) that has a resolution of 32 bits and a sampling rate of up to 384 kHz. The amplifier can also process DSD256 files with a frequency of up to 12.3 MHz and features various audio inputs and outputs, allowing you to choose the optimum connection for your audio devices and headphones. The HDV 820 reproduces both digital and analog audio sources with superb sound quality.

Fittingly for a product that gives such an incredible pure sound experience, the HDV 820 also inspires by its design. With its black anodized housing and white LEDs, the HDV 820 perfectly matches Sennheiser's HD 800 S flagship high-end headphones to deliver the ultimate audiophile listening experience.

Pair your reference-class headphones

The HDV 820 digital headphones amplifier will surely change the way you listen to and experience your music. That is, if you are lucky enough to possess headphones capable of turning the extremely high-quality audio signal delivered by the HDV 820 into an aural quality just as supreme.

The mission: Better the best

Since Sennheiser has engineered audio components that represent the state of the art, it has to be the most rewarding task to go one better. This is the task they set out on when they designed the HDV 820 Headphones Amplifier.

Pioneering into new technological territory, they still found more sonic truth to bring to their most demanding clientele.

The sound: Making great headphones show all their class

The HDV 820 will give your headphones virtually everything, so it's up to the cans to make it heard.

The different timbres of two otherwise identical instruments, the distance between the musicians of an orchestra, and the tension before a singer delivers the first note.

It is all there for you to discover.

The technology: Only the unsurpassed

The higher the tech, the higher the emotion. The heart of the new HDV 820 is a formidable ESS SABRE32 DAC that surpasses the previous generation with an even higher resolution of 32 bits and a sampling rate of up to 384 kHz.

The amplifier is also capable of playing DSD256 files of up to 12.3 MHz.

The design: Giving the eyes a taste of how it sounds

The HDV 820 has been created to be aesthetically pleasing. It features a new anodized black finish with white LED lights designed to perfectly complement the latest version of the flagship high-end HD 800 S headphones.

The compatibility: Outstanding sound will find a way

The HDV 820 provides a number of audio outputs including XLR3, XLR4, 6.3mm and 4.4mm Pentaconn sockets.

It performs brilliantly with digital sources: opical, coax, USB, balanced XLR and unbalanced RCA analogue inputs.

Symmetrical signal processing with exact signal transmission over the entire frequency spectrum and extremely low harmonic distortion.
Dynamic range of more than 120 dB, wide bandwidth and high transient response due to short signal paths.
Outstanding ESS SABRE32 DAC (digital-to-analog converter) with a resolution of 32 bits and a sampling rate of up to 384 kHz.
Automatic adjustment of the sampling rate (44.1 kHz to 384 kHz).
USB Audio (up to 32 Bit / 384 kHz and up to DSD256).
Can be used with up to four dynamic headphones.
3 balanced headphone sockets (2 x 4.4 mm Pentaconn jack socket, 1 x XLR-4 socket).
High-quality XLR-3/1/4" (6.35mm) jack combo socket for connection of unbalanced headphones.

High flexibility due to different connection possibilities:

Digital inputs: S/PDIF coaxial/optical, USB

Analog inputs: balanced XLR-3, unbalanced RCA

Analog output: balanced XLR-3, level adjustable (for connection of active loudspeakers or a power amplifier)
Engineered and handcrafted in Germany
Dimensions (W x H x D)approx. 224 x 44 x 306 mm
Weight approx 2.25 kg
Max. output power approx. 480 mW @ 1 kHz and 600Ω load at the XLR-4 output
Frequency response < 10 Hz to > 100 kHz
Crosstalk attenuation min. 93 dB @ 1kHz
THD + N < 0.001 %
UNBAL input / XLR-4 output
14 dB, 22 dB, 30 dB, 38 dB, 46 dB
BAL input / XLR-4 output
16 dB
Dynamic range > 115 dB @ 600Ω load (A-weighted)
Temperature range operation: 5 to 45 Cº
storage: -20 to 70 Cº
Relative air humidity (non-condensing) operation: 10 to 80%
storage: 10 to 90%
Power Supply
Voltage range 100 - 240 V ~, 50 - 60 Hz
Power consumption 12 W nominal
(2 x 300Ω headphones connected to the 4.4mm outputs)

max. 18 W
(2 x 16Ω headphones connected to the 4.4mm outputs)
Pin assignment of IEC mains socket Pin assignment of IEC mains socket
Analog input BAL (XLR-3)
Pin assignment Pin assignment Analog input BAL XLR-3
Max. input level 18 dBV
Input impedance 20 kΩ
Analog input UNBAL (RCA)
Max. input level 20 dBV (with minimum amplification GAIN)
Input resistance 10 kΩ
Digital inputs COAX/OPT (coaxial/optical)
Standard S/PDIF
Supported data streams PCM
Supported sample rates coaxial/optical:
44.1; 48; 88.2; 96 kHz
coaxial: 176.4; 192 kHz
Digital input USB (USB Type B)
USB standard min. USB 2.0
USB audio class USB Audio Class 2
Supported file formats PCM: 32 bits, 44.1; 48; 88.2; 96; 176.4; 192; 352.8; 384 kHz
DSD: 64 (2,822, 400Hz), 128 (5,644, 800Hz), 256 (11,289, 600 Hz)
Analog output BAL (XLR-3)
Pin assignment Pin assignment analog output BAL XLR-3
Max. output level 20 dBV
Output impedance 270Ω
Headphone output (1/4" (6.35mm) jack socket)
Pin assignment Pin assignment headphone output 6.35mm
Impedance min. 16Ω
Headphone output (XLR-3)
Pin assignment pin assignment Headphone output XLR-3
Impedance min. 16Ω
Headphone output (XLR-4)
Pin assignment Pin assignment headphone output XLR-4
Impedance min. 16Ω
Headphone outputs (Pentaconn, 4.4mm)
Pin assignment pin assignment headphone output pentaconn 4.44mm
Impedance min. 16Ω