Sennheiser HDV 820 Digital Headphone Amplifier

The Sennheiser HDV 820 is a reference-grade digital headphone amplifier engineered for audiophiles who demand exceptional clarity, precision, and musical realism. Designed to perfectly complement high-end headphones, this premium DAC and headphone amplifier delivers stunningly detailed playback with ultra-low distortion and balanced audio performance. Featuring support for high-resolution audio formats up to DSD256 and PCM 32-bit/384kHz, the HDV 820 unlocks the full potential of your headphone system for a truly immersive listening experience.

Built with carefully selected premium components, the HDV 820 integrates an advanced ESS SABRE32 DAC for highly accurate digital conversion and pristine sound reproduction. Balanced XLR4 and dual 4.4mm Pentaconn outputs ensure optimal compatibility with modern audiophile headphones, while multiple digital and analog inputs provide versatile connectivity for high-end audio systems. Its sleek black glass and metal chassis complements premium listening spaces while delivering uncompromising performance for critical listening sessions.

Specifications

• Product Type: Digital headphone amplifier with integrated DAC
• DAC Chip: ESS SABRE32 Reference DAC
• Supported PCM Resolution: Up to 32-bit/384kHz
• Supported DSD Resolution: Up to DSD256
• Frequency Response: 10Hz – 100kHz (-3dB)
• Total Harmonic Distortion: Extremely low distortion design
• Signal-to-Noise Ratio: High dynamic range performance
• Headphone Outputs: Balanced XLR4, dual 4.4mm Pentaconn, 6.35mm stereo jack
• Digital Inputs: USB, Optical, Coaxial, AES/EBU
• Analog Inputs: Balanced XLR and RCA
• Analog Outputs: Balanced XLR and RCA line outputs
• USB Audio Support: High-resolution asynchronous USB audio
• Chassis Construction: Premium metal housing with glass front panel
• Volume Control: Precision analog rotary control
• Power Supply: Low-noise internal power supply design
• Compatibility: Optimized for high-impedance and audiophile-grade headphones
• Finish: Black

What It's Great At

• Driving high-end audiophile headphones with exceptional power and clarity
• Delivering ultra-high-resolution digital audio playback with remarkable detail
• Providing balanced headphone output for lower noise and improved channel separation
• Enhancing critical listening sessions with precise imaging and natural sound reproduction
• Serving as a premium desktop DAC and headphone amplifier for reference audio systems

Expanded Key Features List

• ESS SABRE32 Reference DAC: Advanced DAC architecture delivers highly accurate digital-to-analog conversion with exceptional detail retrieval and dynamic range.
• High-Resolution Audio Support: Supports PCM playback up to 32-bit/384kHz and native DSD256 for uncompromising high-fidelity listening.
• Balanced Headphone Outputs: Includes balanced XLR4 and dual 4.4mm Pentaconn outputs for improved signal integrity and reduced interference.
• Multiple Digital Inputs: USB, optical, coaxial, and AES/EBU inputs allow seamless integration with a wide range of digital audio sources.
• Premium Analog Circuit Design: Carefully engineered amplification circuitry ensures ultra-low distortion and transparent sound reproduction.
• Audiophile-Grade Build Quality: Elegant metal and glass chassis construction provides durability and premium aesthetics for high-end desktop setups.
• Versatile Connectivity: Balanced and unbalanced analog inputs and outputs make the HDV 820 suitable for complex home audio systems.
• Optimized for Reference Headphones: Designed to pair exceptionally well with high-impedance and flagship audiophile headphones for maximum sonic performance.

FAQ Section

Q: What type of headphones work best with the Sennheiser HDV 820?
A: The HDV 820 is optimized for high-end audiophile headphones, including high-impedance and balanced-drive models from Sennheiser and other premium brands.

Q: Does the HDV 820 include a built-in DAC?
A: Yes, it features a high-performance ESS SABRE32 Reference DAC capable of handling high-resolution PCM and DSD audio formats.

Q: What audio formats does the HDV 820 support?
A: It supports PCM audio up to 32-bit/384kHz and native DSD playback up to DSD256.

Q: Can I connect balanced headphones to the HDV 820?
A: Yes, the amplifier includes balanced XLR4 and dual 4.4mm Pentaconn headphone outputs for balanced listening configurations.

Q: What digital connections are available?
A: The HDV 820 includes USB, optical, coaxial, and AES/EBU digital inputs for versatile connectivity with digital audio sources.

Q: Is the HDV 820 suitable for desktop audio systems?
A: Absolutely. Its compact premium design and extensive connectivity make it ideal for high-end desktop listening setups.

Q: Can the HDV 820 be used as a standalone DAC?
A: Yes, the integrated DAC and line outputs allow it to function as a standalone digital-to-analog converter within a larger audio system.

Q: What makes the HDV 820 different from standard headphone amplifiers?
A: The HDV 820 combines reference-grade amplification, balanced outputs, and advanced high-resolution DAC technology for exceptional audio fidelity and precision.

HDV820 Instruction Manual