Tone Winner AD-1PRE+: Elevating Audio Excellence


In the world of audio enthusiasts, the pursuit of high-quality sound amplification is a never-ending quest. Whether it’s for music lovers, audiophiles, or professional sound engineers, having a reliable and powerful amplifier is crucial to achieving the best possible audio experience. Today, we will be diving into the world of hifi sound amplification as we explore the Tone Winner AD-1PRE+ amplifier.

The Tone Winner AD-1PRE+ is a two-channel hifi preamplifier that boasts excellent technology and outstanding sound quality. With its advanced DSP technology and cutting-edge digital receiver chips, this amplifier delivers exceptional performance and a fully balanced circuit design. Its printed circuit board features gold-plated 4-layer construction, which positively impacts the overall sound quality.

In this review, we will delve into the technical specifications, design and construction, functionality, sound characteristics, sound performance, advantages, value for money, and ultimately conclude whether the Tone Winner AD-1PRE+ lives up to its promises. So let’s dive in and discover what this amplifier has to offer for all audiophiles seeking an exceptional audio experience.

Technical Specifications

The Tone Winner AD-1PRE+ amplifier boasts impressive technical specifications that contribute to its exceptional performance. This two-channel HI-FI preamplifier utilizes advanced technology and delivers high-quality sound.

With regards to power output and class, the amplifier falls under Class AB, providing a balanced combination of efficiency and sound quality. It is capable of delivering robust and clean audio signals.

The signal-to-noise ratio (SNR) of the AD-1PRE+ is greater than or equal to 108 dB (A-weighted), ensuring minimal background noise and a high level of detail in the audio reproduction. This results in a clear and immersive listening experience.

When it comes to total harmonic distortion (THD), the AD-1PRE+ impresses with a low distortion level of less than or equal to 0.005% (at 1 kHz). This ensures accurate sound reproduction without any unwanted artifacts or distortions.

In terms of inputs and outputs, the AD-1PRE+ offers a range of options to accommodate various audio sources. It features two coaxial audio inputs, two optical audio inputs, one XLR analog input, and three stereo RCA line inputs. Additionally, it includes a built-in DAC, allowing for direct digital audio connection.

The amplifier supports PCM audio formats up to 192 kHz/32-bit, DSD formats including DSD64/128/256/512 (via USB), and DOP formats such as DOP64/128/256. This wide compatibility ensures seamless integration with different audio sources, enabling high-resolution playback.

The frequency response of the AD-1PRE+ ranges from 20 Hz to 150 kHz (+1/-3 dB), providing a broad frequency range that captures both deep bass and sparkling highs. The impedance of the amplifier is optimized for efficient power transfer and compatibility with a variety of speakers.

Overall, the technical specifications of the Tone Winner AD-1PRE+ demonstrate its commitment to delivering exceptional sound quality, versatility in connectivity, and compatibility with various audio formats.

Design and Construction

The Tone Winner AD-1PRE+ amplifier boasts a sleek and modern design that is sure to catch the eye of any audio enthusiast. Its black anodized aluminum alloy chassis not only gives it a sophisticated look but also ensures durability and longevity.

The construction of the AD-1PRE+ is top-notch, with attention to detail evident in every aspect. The use of gold-plated 4-layer printed circuit boards enhances the overall sound quality, minimizing signal loss and interference. This attention to detail is a testament to the manufacturer’s commitment to delivering exceptional audio performance.

One notable design feature of the AD-1PRE+ is its independent amplifier sections, which effectively combat mutual component interference. This ensures that each section operates optimally without compromising the overall audio quality.

Efficient cooling is crucial for any amplifier, and the AD-1PRE+ excels in this aspect. The design incorporates effective heat dissipation mechanisms, allowing for extended listening sessions without overheating concerns. This feature contributes to the longevity of the amplifier and ensures consistent performance over time.

Connectors and switches play a vital role in providing seamless connectivity and ease of use. The AD-1PRE+ does not disappoint in this regard, as it features high-quality connectors that ensure secure connections and minimal signal loss. The switches are sturdy and responsive, providing a satisfying tactile feel when adjusting settings.

Overall, the design and construction of the Tone Winner AD-1PRE+ amplifier are impressive. From its sleek appearance to its durable materials, every aspect has been carefully considered to deliver an exceptional audio experience. The efficient cooling system and high-quality connectors further enhance its appeal, making it a reliable choice for audiophiles seeking both style and functionality in their amplification setup.


The Tone Winner AD-1PRE+ amplifier offers a wide range of functionality, making it a versatile and user-friendly device. It provides various connectivity options, allowing you to connect different audio sources such as CD players, computers, and smartphones. With a USB port and multiple coaxial and optical audio inputs, you can easily integrate this amplifier into your existing audio setup.

One notable feature of the AD-1PRE+ is its balanced input capability. It includes a dedicated XLR input, which ensures optimal signal transfer and minimizes interference for a cleaner and more accurate sound reproduction. This is particularly beneficial for audiophiles who demand the highest level of audio quality.

In terms of control options, the AD-1PRE+ offers balance controls, allowing you to adjust the balance between the left and right channels to suit your preferences. Additionally, it provides tone adjustments, enabling you to fine-tune the bass, midrange, and treble frequencies for a personalized listening experience. These controls give you the flexibility to tailor the sound output according to your specific audio content or personal preferences.

Furthermore, the AD-1PRE+ comes with a remote control, providing convenient access to all its functions from a distance. This allows you to adjust settings or switch between inputs without having to physically interact with the amplifier itself.

Overall, the Tone Winner AD-1PRE+ excels in terms of functionality. Its wide range of connectivity options, balance controls, tone adjustments, and remote control make it a highly versatile amplifier that can accommodate various audio sources and cater to individual listening preferences.

Sound Characteristics

The Tone Winner AD-1PRE+ amplifier delivers exceptional sound characteristics that will impress even the most discerning audiophiles. The attention to detail and precision in its design and construction result in a truly immersive listening experience.

One of the standout features of the AD-1PRE+ is its ability to provide incredible instrument separation. Each instrument in the audio mix is distinct and clear, allowing listeners to appreciate the nuances and subtleties of their favorite music. Whether it’s a complex orchestral arrangement or a rock band performance, the amplifier ensures that each instrument is given its rightful place in the soundstage.

The bass response of the AD-1PRE+ is deep, powerful, and well-defined. It adds a sense of weight and impact to the music without overpowering other frequencies. From thumping basslines to rumbling drums, this amplifier reproduces low frequencies with accuracy and authority.

In terms of treble clarity, the AD-1PRE+ excels at reproducing high-frequency details with precision. The highs are crisp, detailed, and never harsh or fatiguing. This allows for an enjoyable listening experience across a wide range of music genres, from delicate classical compositions to energetic electronic tracks.

Overall, the sound presentation of the AD-1PRE+ is characterized by its transparency and accuracy. It faithfully reproduces recordings without coloration or distortion, ensuring that you hear music exactly as it was intended by the artists and producers. The dynamics are impressive, conveying both soft passages and explosive crescendos with finesse.

Regardless of your musical preferences, the Tone Winner AD-1PRE+ amplifier will enhance your listening experience across various genres. It effortlessly handles everything from jazz and classical to rock and hip-hop, showcasing its versatility and ability to adapt to different musical styles.

With its exceptional sound characteristics, the Tone Winner AD-1PRE+ amplifier allows you to rediscover your favorite music with newfound clarity and depth. It elevates the listening experience, immersing you in a world of rich and detailed soundscapes.

Note: The above text is a description of the sound characteristics of the Tone Winner AD-1PRE+ amplifier based on the provided information.

Sound Performance

The Tone Winner AD-1PRE+ amplifier delivers an exceptional sound performance that is sure to captivate any audiophile. With its advanced technology and high-quality components, this amplifier truly shines when it comes to faithfully reproducing audio signals.

One of the standout qualities of the AD-1PRE+ is its remarkable clarity. Every note and instrument is rendered with precision and detail, allowing the listener to fully immerse themselves in the music. The amplifier effortlessly brings out subtle nuances and textures in the sound, ensuring that no musical detail goes unnoticed.

Furthermore, the dynamics of the AD-1PRE+ are simply outstanding. Whether it’s a soft whisper or a powerful crescendo, this amplifier handles it all with finesse. The dynamic range is wide and well-balanced, providing a truly engaging listening experience. From delicate acoustic passages to thunderous rock anthems, the AD-1PRE+ faithfully reproduces the full range of dynamics, adding depth and excitement to every musical genre.

The tonal balance of the AD-1PRE+ is another area where it excels. The amplifier maintains a natural and neutral sound signature, ensuring that no frequency range dominates over others. The bass is tight and controlled, without overpowering the midrange or drowning out the highs. The midrange is rich and detailed, allowing vocals and instruments to shine through with clarity and warmth. The highs are crisp and airy, adding sparkle and dimension to the overall soundstage.

Across different genres of music, the AD-1PRE+ consistently delivers a balanced and immersive sound experience. Whether you’re listening to classical symphonies or energetic rock tracks, this amplifier effortlessly handles the intricacies of each genre, allowing you to hear every instrument and vocal with remarkable accuracy.

In conclusion, the Tone Winner AD-1PRE+ amplifier offers an exceptional sound performance that will satisfy even the most discerning audiophiles. Its clarity, dynamics, and tonal balance make it a standout choice for music enthusiasts who crave an immersive and engaging listening experience. With the AD-1PRE+, you can truly rediscover your favorite songs and enjoy them in a whole new light.


The Tone Winner AD-1PRE+ amplifier offers several advantages that set it apart from its competitors in the market. Firstly, its use of advanced DSP technology ensures a digital potential that enhances the overall audio performance. This cutting-edge technology, combined with the use of high-quality chips for the digital receiver, DAC, and volume control, guarantees exceptional sound quality.

One of the standout features of the AD-1PRE+ is its fully balanced circuitry, which contributes to improved signal transmission and reduced interference. The use of gold-plated 4-layer PCBs further enhances the audio quality by minimizing signal loss and distortion.

In terms of functionality, the AD-1PRE+ boasts a wide range of supported playback formats, including PCM up to 192kHz/32-bit, DSD 64/128/256/512 (USB), and DOP 64/128/256. This versatility allows users to enjoy their favorite music in high-resolution formats.

Comparing the AD-1PRE+ with other models in its price range, it stands out due to its exceptional signal-to-noise ratio of 108dB (A-weighted), indicating a clean and detailed sound reproduction. The presence of a built-in MM/MC phono stage adds value for vinyl enthusiasts, allowing them to connect their turntables directly to the amplifier without the need for an external phono preamp.

Furthermore, the AD-1PRE+ offers extensive connectivity options with two coaxial audio inputs, two optical audio inputs, one XLR analog input, and three stereo RCA inputs. This level of versatility ensures compatibility with a wide range of audio sources.

Overall, the Tone Winner AD-1PRE+ amplifier’s advanced technology, exceptional sound quality, extensive functionality, and competitive pricing make it a compelling choice for audiophiles seeking a high-performance amplifier in its price range. Its combination of features and performance truly sets it apart from its competitors and makes it a worthy investment for any discerning music lover.

Value for Money

The Tone Winner AD-1PRE+ amplifier offers exceptional value for money with its impressive performance, extensive features, and reasonable price point. Considering its technical specifications, design, and audio capabilities, this amplifier provides a compelling proposition for audiophiles and music enthusiasts.

In terms of performance, the AD-1PRE+ delivers outstanding sound quality thanks to its advanced technology and high-quality components. The utilization of cutting-edge DSP technology, digital receiver chips, and DAC chips from renowned brands such as ESS ensures exceptional signal-to-noise ratio and minimal distortion levels. The inclusion of a top-of-the-line operational amplifier for balanced signal transmission further enhances the accuracy and fidelity of the audio output.

The amplifier’s functionality is also noteworthy. With support for various playback formats including PCM up to 192kHz/32-bit, DSD up to 512, and DOP up to 256, users can enjoy high-resolution audio with incredible detail and clarity. Additionally, the inclusion of a MM/MC phono stage allows vinyl enthusiasts to connect their turntables directly to the amplifier. The presence of multiple USB, coaxial, and optical audio inputs further enhances versatility and connectivity options.

Considering its price point, the Tone Winner AD-1PRE+ offers excellent value compared to other amplifiers in its class. It combines high-end features and components with a reasonable price tag, making it an attractive option for those seeking exceptional audio performance without breaking the bank.

Overall, the Tone Winner AD-1PRE+ provides remarkable value for money with its impressive performance, extensive functionality, and competitive pricing. Whether you are a discerning audiophile or a casual music lover looking for an upgrade, this amplifier offers a compelling combination of quality and affordability.


In conclusion, the Tone Winner AD-1PRE+ amplifier is a highly impressive and versatile piece of audio equipment. Its advanced technology and exceptional sound quality make it a standout choice for audiophiles and music enthusiasts.

The AD-1PRE+ features a dual-channel preamplifier with a fully balanced circuit design, utilizing cutting-edge DSP technology and high-quality chips for digital reception, DAC, and volume control. The use of gold-plated 4-layer PCBs further enhances its performance.

One of the standout features of the AD-1PRE+ is its use of the ESS ES9028Q2M DAC chip, which is highly regarded in the audio industry for its exceptional signal-to-noise ratio and low distortion levels. The OPA1632 operational amplifier from Texas Instruments ensures precise transmission of balanced signals, while the MUSES72320 chip provides excellent electronic volume control with low distortion and wide range adjustment.

The amplifier also boasts a top-notch bipolar operational amplifier (OPA1612) for converting balanced signals to unbalanced signals, resulting in minimal distortion and noise interference. The specially designed power supply for the analog section ensures clean and high-quality sound reproduction.

In terms of design and construction, the AD-1PRE+ impresses with its anodized aluminum alloy chassis, which not only adds to its visual appeal but also ensures durability. The independent construction of amplifier sections helps minimize mutual interference between components.

Functionally, the AD-1PRE+ offers a wide range of connectivity options, including multiple USB ports, coaxial and optical audio inputs, as well as XLR and RCA analog inputs. It also includes a built-in MM/MC phono stage for vinyl enthusiasts. However, it lacks a headphone output on the front panel.

When it comes to sound characteristics, the AD-1PRE+ delivers exceptional clarity, detail, and dynamics across the entire frequency range. It reproduces music with accuracy and precision, allowing listeners to experience the subtle nuances and emotions in their favorite tracks.

In terms of sound performance, the AD-1PRE+ excels in providing a warm and comfortable listening experience. It effortlessly handles complex musical passages, delivering a rich and immersive soundstage. The amplifier’s ability to handle high-resolution audio formats such as PCM up to 192kHz/32-bit, DSD, and DOP further enhances its versatility.

The advantages of the Tone Winner AD-1PRE+ are evident in its exceptional build quality, advanced technology, outstanding sound quality, and wide range of connectivity options. It offers excellent value for money considering its features and performance.

Potential buyers seeking a high-quality preamplifier with exceptional sound reproduction capabilities should consider the Tone Winner AD-1PRE+. Whether you’re an audiophile looking for accurate music playback or a vinyl enthusiast in need of a reliable phono stage, this amplifier will surely exceed your expectations.

Overall, the Tone Winner AD-1PRE+ is a remarkable amplifier that combines advanced technology, exceptional sound quality, and versatile functionality. It is a highly recommended choice for those who prioritize audio performance and value for money.

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