Hegel H150 Integrated Amplifier and Streamer at Vinyl Sound Buffalo, NY

The H150 is a streaming integrated amplifier from Hegel Music Systems (Oslo, Norway), available at Vinyl Sound in Buffalo, NY. Nicknamed "The Prodigy," the H150 succeeds the H120 as Hegel's entry-level all-in-one solution, delivering 2 x 75 watts of Class AB power with Hegel's patented SoundEngine 2 technology and a damping factor exceeding 2000. It houses a custom four-layer DAC, a Moving Magnet phono stage, a USB-A drive input, a headphone output, and a streaming platform supporting Spotify Connect, Tidal Connect, Qobuz Connect, Google Cast, Apple AirPlay, UPnP, and — following a December 2025 firmware update — Roon Ready certification. At a depth of just 35 cm, the H150 fits into most standard shelving while delivering performance that consistently surprises listeners accustomed to far more expensive equipment.

SoundEngine 2 Class AB Amplification and Custom DAC

The H150's amplifier section is built around Hegel's patented SoundEngine 2 error-correction technology, a feedforward distortion-cancellation approach that reduces distortion to extremely low levels without the phase penalties of conventional negative-feedback designs. The result is a damping factor exceeding 2000 — up to twenty times the industry average at this power level — giving the H150 commanding bass control and the ability to drive demanding or low-impedance loudspeakers with confidence. Power delivery is supported by a large, ultra-low-noise toroidal transformer and high-speed capacitors, providing instantaneous current reserves for dynamic transients. The internal DAC is a custom four-layer design developed with reference to Hegel's Viking CD player, processing both connected digital sources and the internal streaming section. Hegel's Optimized Clock technology minimizes jitter for accurate retrieval of digital information, and the DAC accepts sources up to 24-bit/192kHz via coaxial and network inputs.

Streaming Platform, Phono Stage, USB Drive Input, and Smart Home Features

The H150 is among the most connected amplifiers in its class. Its streaming platform covers Spotify Connect (Lossless), Tidal Connect, Qobuz Connect, Google Cast, Apple AirPlay, UPnP, and Roon Ready — a broader range of lossless streaming services than virtually any competitor at this level. A USB-A input on the rear panel accepts flash drives and powered hard disks with library browsing via the Hegel Control app, which also provides internet radio and podcasts via airable. The built-in MM phono stage gives vinyl listeners direct turntable connection without a separate phono preamplifier. A coaxial digital output enables DAC-loop operation — feeding an external DAC or active speakers from the H150's digital inputs while retaining full amplifier functionality. Google Home and Apple Home voice command support, pre-loaded TV remote codes, and an auto-standby function make the H150 as easy to live with as it is impressive to listen to.

Key Features

• SoundEngine 2 with 2000+ Damping Factor: Hegel's patented feedforward error-correction technology dramatically reduces distortion while delivering a damping factor exceeding 2000, enabling tight, authoritative control of loudspeakers at any impedance down to 2 ohms.
• Custom Four-Layer DAC: Developed from the technology platform of Hegel's Viking CD player, the internal DAC handles digital sources and the streaming section with a focus on low jitter and natural musical resolution.
• Built-In MM Phono Stage: A high-quality Moving Magnet phono input brings vinyl playback into the H150 for the first time in a Hegel entry-level model, providing detailed, dynamic performance from any MM-equipped turntable.
• Broadest Streaming Platform in Class: Spotify Connect (Lossless), Tidal Connect, Qobuz Connect, Google Cast, Apple AirPlay, UPnP, and Roon Ready (certified December 2025) built in as standard.
• USB-A Drive Input: Connect a flash drive or powered hard disk directly to the H150 for local library playback with Hegel Control app browsing — a first for a Hegel product.
• Coaxial Digital Output for DAC-Loop Mode: Forward digital input signals to an external DAC or active speakers while retaining full amplifier functionality, enabling a path to an upgraded digital stage.
• Compact Full-Width Form Factor: At 43 x 31 x 8 cm (W x D x H), the H150 matches standard hi-fi rack width while fitting into shallow shelving and media cabinets — available in black or white.
• OLED Display with Smart Home Integration: Front-panel OLED readout with dimming or full-off option; compatible with Google Home and Apple Home voice commands and pre-loaded TV remote codes.
• Headphone Output and Variable Line Output: Front-panel 6.35 mm headphone output and variable RCA line output for subwoofer or external power amplifier connection.

Technical Specifications

Connections at a Glance

• 1 x XLR balanced analog input
• 1 x RCA unbalanced analog input
• 1 x RCA phono input (MM)
• 1 x RCA coaxial digital input (24/192)
• 2 x Optical digital inputs (24/96)
• 1 x USB-B digital input (24/192)
• 1 x USB-A 2.0 input (drives and charging)
• 1 x Network (Ethernet) input (24/192)
• 1 x RCA coaxial digital output (24/192)
• 1 x RCA variable line output
• 1 x 6.35 mm headphone output (front)

Frequently Asked Questions

What is the Hegel H150?

The Hegel H150 is a streaming integrated amplifier from Hegel Music Systems of Oslo, Norway, delivering 2 x 75 watts of Class AB power with SoundEngine 2 technology and a damping factor exceeding 2000. It integrates a custom four-layer DAC, a Moving Magnet phono stage, a USB-A drive input, and a streaming platform supporting Spotify Connect, Tidal Connect, Qobuz Connect, Google Cast, Apple AirPlay, UPnP, and Roon Ready — making it one of the most comprehensively connected all-in-one amplifiers available at its level.

How does the Hegel H150 compare to the Cambridge Audio Evo 75?

Both the H150 and the Cambridge Audio Evo 75 are compact streaming integrated amplifiers with built-in DACs, but they differ in important ways. The H150 uses a Class AB output stage with SoundEngine 2 error correction and a damping factor exceeding 2000, while the Evo 75 uses a Hypex NCore Class D module. The H150 adds an MM phono stage and a USB-A drive input not found on the Evo 75, and now carries Roon Ready certification matching the Evo's Roon support. The H150's coaxial digital output for DAC-loop operation is also unique at its level. Listeners who prioritize analog amplification character, vinyl replay, and local library playback will find the H150 the more complete solution.

Is the Hegel H150 Roon Ready?

Yes, the Hegel H150 received Roon Ready certification following a firmware update released on December 15, 2025. It supports the full Roon endpoint experience alongside its other streaming services: Spotify Connect (Lossless), Tidal Connect, Qobuz Connect, Google Cast, and Apple AirPlay.

What is SoundEngine 2 technology?

SoundEngine 2 is Hegel's patented feedforward distortion-cancellation technology. Rather than using conventional negative feedback — which can introduce time-domain errors — SoundEngine 2 detects and corrects distortion before it reaches the output stage. The result is extremely low distortion figures combined with a damping factor exceeding 2000, which translates into precise bass control, natural dynamics, and confident drive of demanding loudspeakers down to 2-ohm loads.

Can the H150 connect directly to a turntable?

Yes, the H150 includes a Moving Magnet phono input on its rear panel, allowing direct connection of any turntable equipped with an MM cartridge. This eliminates the need for an external phono preamplifier, making the H150 a complete source-to-speaker solution for vinyl listeners.

What is the coaxial digital output on the H150 for?

The H150's coaxial digital output enables DAC-loop mode, forwarding the digital signal from any of the H150's digital inputs to an external DAC or active speaker system. This allows listeners to upgrade the digital conversion stage at a later date without losing access to the H150's amplifier and streaming functionality — a level of flexibility unusual in amplifiers at this level.

Where can I buy the Hegel H150 in Buffalo, NY or the USA?

The Hegel H150 is available at Vinyl Sound in Buffalo, NY — an authorized Hegel dealer serving audiophiles across Western New York and the broader United States. The Vinyl Sound team can demonstrate the H150 alongside a wide range of compatible loudspeakers and source components.