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Devialet Expert 140 Pro Amplifier


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Enquiry/price check? Click here SKU: DVLE140
Ex VAT: £3,741.67

An incredible amplifier featuring Devialet's latest ADH, SAM, RAM, EVO and Core Infinity technologies. Can be doubled up to form the dual mono Expert Pro 210
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Condition: Brand new in original retail packaging

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Warranty length 5 Years
Brand Devialet

Tech Specs

- Bi-directional active source
- Short-circuit protection
- Active filtering available
- Signal-To-Noise Ratio: 130dB
- Distortion @Full Power: 0.0005%
- Distortion @10W: 0.00025%
- Output Impedance: 0.001Ω
- Damping Factor: 8000
- Bandwidth: DC-30/95 kHz (-0.1/3dB)
- Phase Rotation: 0.4/1.8° @20/40kHz


- 1x Quad-Core 1GHz CPU
- 2x SHARC 400MHz DSP
- 1x 16MHz RISC processor
- 4x 40MHz RISC processor
- 1x 64MHz RISC processor


- Wi-Fi: 2.4GHz 802.11 b/g/n
- Ethernet: RJ45 10/100 Mbps
- USB In/Out: 2.0 asynchronous
- PCM: 24/96kHz to 32/192kHz
- DSD64: 1bit / 3.072000MHz
- Digital Coax: 4x RCA 75Ω
- Toslink + miniTOSLINK 3.5mm
- Speaker Out: 4mm banana plugs
- Stripped cables or fork connectors
- Trigger: 3.5mm mini-jack connector
- Analogue: Up to 1x RCA stereo
- Daisy chaining: Up to 8 units
- Phono Stage: Standard (MM/MC)
- RS232: upto 1 x 3.5mm 115200 bauds


- Power: 2x140Wrms 6Ω
- Adjustable: 30-130 WRMS
- Compatible speakers: 2Ω to 8Ω
- Dimensions (LWH): 383 x 383 x 40mm
- Weight: 5.65Kg

Product Description

Devialet Expert 140 Pro hi-fi amplifier replaces the 130 Pro and is the best "entry level" amplifier they've ever made. With more power over the 130 Pro (140W rather than 130W, into 6Ω) and a host of other improvements, the 140 Pro features the full gamut of Devialet's latest and exclusive technologies.

Devialet Expert 140 joins the Expert Pro family inheriting all of Devialet's proprietary technologies for an unmatched performance. Equipped with new intelligent Core Infinity, Devialet have made this highly-awarded audio system even more affordable and versatile.

Leading-Edge Technologies

The Expert 140 Pro features Devialet's real-time SAM (Speaker Active Matching) technology which matches the amplifier to the properties of the specific speakers it's driving. To do this, Devialet need to sample the compatible speaker models and to date have done this with hundreds of speakers (see the list here), making it essentially "tailor made" to drive any of the speakers on this list.

Having SAM turned on for your speakers is a massive bonus but even if your speakers aren't on this list, this is still a class leading amplifier designed to get the best possible sound from any speakers.

 The Evo platform offers free and regular upgrades while Core Infinity streams music without compromising sound quality. Entirely made by Devialet engineers, these radically upgrade every section of the Expert Pro’s structure.

Incomparable Performance

The most advanced audiophile system, it is built for music lovers wanting refined and sensational sound. Expert Pro substitutes conservative Hi-Fi systems through giving all important elements of playback from preamp, amp, DAC, streamer to phono stage all in an individual ultra-compact box. With a precise and innate punch, explosive dynamics, clear silence and sriking true genuine timbre, the experience is breath-taking.

Infinitely Upgradeable

You can choose stereo, dual-mono or up to 8 Expert Pros in multi-amplification and scope your system to match your specific requirements. With infinite configurability, Expert Pro’s unique fractal build matches your every need. Expert Pro's breakthrough technologies consistently redefine industry standards. 10 years of r&d, over 100 patents and 60 awards, Expert Pro preservess its title of top critically acclaimed sound systems of all time.

Absolute Fidelity

A game-changing innovation, SAM enables Expert Pro to produce a signal ideally suited to your exact speaker model, thanks to the advanced mathematical modelling of their acoustic architecture determined by SAM Lab. With flawless temporal orientation and superior extension into low-end frequencies, the soundstage is superb. Ground-breaking, SAM technology exploits the best from your speakers while delivering lasting defence from overload.

Infinitely Configurable

Experience the ultimate audiophile tool. Expert Pro online Configurator allows you to modify your system to your exact preference. Select up to three diverse functions per connector (digital, analogue input or output). Define active filters in multi-channel or dual-mono. Precisely configure your phono stage with absolute precision. Expert Pro Configurator ensures a flawless fit with any source or speakers. The board comes with a Quadcore ARM processor clocked at 1GHz. That is supported by 1GB of RAM-DDR3 memory and 4GB of Flash memory.

Expert Pro Core

Intelligent Core Infinity hosts features designed to accelerate current and upcoming streaming abilities. Complete with the newest Devialet OS, Core Infinity passes a range streaming practices to Expert Pro, including UPnP, AirPlay, Roon (plus Devialet AIR), Spotify Connect and more. Coaxial or optical digital inputs, USB, AES, analogue phono and line inputs, Ethernet, dual-band Wi-Fi let you rediscover your music library without compromise. The systems are made to meet your stringent needs effortlessly.

Exceptional Remote

An excellent piece of technology and workmanship, Expert Pro’s remote enables control of your system with incredible accuracy from the palm of your hand. Operated via ultra-low latency, omnidirectional radio link, the volume control has never been as refined and reactive.

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