Pathos Synapse: Unleashing the True Potential of Your Audio System


In today’s world of music and entertainment, the quest for high-quality sound amplification is of paramount importance. Whether you are a music enthusiast, a professional audio engineer, or simply someone who appreciates the finer details of sound reproduction, having a reliable and powerful amplifier is crucial. In this review, we will delve into the world of hifi sound amplifiers and take a closer look at the “Pathos Synapse” amplifier.

The “Pathos Synapse” is a cutting-edge stereo preamplifier that promises to elevate your audio experience to new heights. Designed and manufactured in Italy, this amplifier combines innovative technology with exceptional craftsmanship to deliver an unparalleled performance. With its sleek silver finish and compact dimensions (260mm height, 430mm width, and 530mm depth), the “Pathos Synapse” is not only visually appealing but also designed to fit seamlessly into any audio setup.

Before we dive into the technical specifications and features of this amplifier, let us explore why high-quality sound amplification is so crucial. Whether you are listening to your favorite music, watching movies, or enjoying a live concert recording, the amplifier plays a vital role in enhancing the audio signal and delivering it with utmost clarity and precision. A well-designed amplifier can bring out nuances in the sound that would otherwise go unnoticed, creating a truly immersive listening experience.

With this understanding in mind, let us now embark on a journey to discover the features, characteristics, and performance of the “Pathos Synapse” amplifier. Join me as we explore its technical specifications, design and construction, functionality, sound characteristics, performance, advantages, value for money, and ultimately draw our conclusion on whether it lives up to its promises.

Technical Specifications

The Pathos Synapse amplifier is a stereo preamplifier that offers impressive technical specifications to enhance your audio experience. This Italian-made amplifier boasts a sleek silver design and compact dimensions, with a height of 260mm, width of 430mm, and depth of 530mm.

When it comes to sound quality, the Pathos Synapse delivers exceptional performance. With a minimum frequency response of 1Hz and a maximum frequency response of 100,000Hz, this amplifier ensures that no detail in your music goes unnoticed. It operates with a low total harmonic distortion (THD) of just 0.04%, guaranteeing clean and accurate sound reproduction.

The amplifier features two channels for amplification, allowing you to enjoy your music in stereo. It supports three RCA inputs for connecting various audio sources, and it also includes a balanced input for enhanced audio signal transmission. Additionally, the Pathos Synapse provides two balanced outputs for connecting to power amplifiers or active speakers.

In terms of compatibility, this amplifier supports a wide range of audio formats, ensuring that you can connect your favorite devices without any issues. Whether you prefer vinyl records or digital music files, the Pathos Synapse has got you covered.

With its excellent signal-to-noise ratio (SNR), the Pathos Synapse ensures that your music is delivered with clarity and precision. The SNR measures at an impressive level, minimizing background noise and allowing you to fully immerse yourself in your favorite tracks.

The amplifier’s impedance is optimized to work seamlessly with various speakers, ensuring optimal performance across different setups. Whether you have high-impedance or low-impedance speakers, the Pathos Synapse can accommodate them effortlessly.

Overall, the technical specifications of the Pathos Synapse demonstrate its commitment to delivering remarkable sound quality and versatility. From its wide frequency response to its low THD and impressive SNR, this amplifier is designed to elevate your audio experience to new heights.

Design and Construction

The Pathos Synapse amplifier boasts a sleek and elegant design that is sure to catch the eye of any audio enthusiast. Its silver color adds a touch of sophistication to any audio setup. The amplifier is constructed with high-quality materials, ensuring durability and longevity.

One notable design feature of the Synapse amplifier is its two-block configuration, with the power supply, control system, and fluorescent display housed in the lower block, while the preamplifier is located in the upper block. This separation effectively minimizes interference from the power supply, digital circuits, and indicators.

Efficient cooling is achieved through thoughtful design choices. The amplifier utilizes a well-ventilated chassis and strategically placed heat sinks to dissipate heat effectively, preventing overheating and maintaining optimal performance even during extended listening sessions.

The connectors and switches on the Synapse amplifier are of exceptional quality. The RCA inputs provide a solid connection for your audio sources, ensuring minimal signal loss. The balanced inputs further enhance audio fidelity by reducing noise and interference. The switches used for volume control are precise and responsive, allowing for fine-tuning of sound levels with ease.

Overall, the design and construction of the Pathos Synapse amplifier exude elegance and attention to detail. From its visually appealing appearance to its efficient cooling system and high-quality connectors, this amplifier is built to impress both aesthetically and functionally.


The Pathos Synapse amplifier offers a wide range of functionality, making it a versatile choice for audio enthusiasts. It provides various connectivity options, allowing you to connect different audio sources such as CD players, computers, smartphones, and more. With three RCA inputs and two balanced inputs, you have the flexibility to connect multiple devices simultaneously.

One notable feature of the Synapse amplifier is its balance controls. It allows you to adjust the balance between the left and right channels, ensuring an optimal listening experience. Additionally, the amplifier offers tone adjustments, allowing you to fine-tune the sound according to your preferences. Whether you prefer a warmer or brighter sound signature, the Synapse gives you the freedom to tailor the audio output to your liking.

The amplifier also includes other operating modes that enhance its functionality. It features a high-quality volume control with 168 steps of adjustment, providing precise control over the sound levels. This ensures that you can achieve the perfect volume for any type of music or audio content.

Furthermore, the Synapse amplifier allows you to save and recall settings for each channel individually. This means that once you have found your preferred settings for different audio sources or genres of music, you can easily switch between them without having to readjust every time.

Overall, the functionality of the Pathos Synapse amplifier is impressive. Its wide range of connectivity options, balance controls, tone adjustments, and customizable operating modes make it a powerful tool for audiophiles who seek versatility and convenience in their audio setup.

Sound Characteristics

The Pathos Synapse amplifier offers exceptional sound characteristics that truly elevate the listening experience. With its high-quality components and meticulous design, this amplifier delivers a captivating and immersive audio performance.

One of the standout features of the Synapse is its ability to reproduce intricate details with remarkable clarity. The amplifier effortlessly captures subtle nuances in the music, allowing listeners to hear every instrument and vocal with stunning precision. The level of detail retrieval is truly impressive, making each listening session a delight for audiophiles and music enthusiasts alike.

The instrument separation provided by the Synapse is outstanding. Each instrument is given its own space within the soundstage, creating a three-dimensional and lifelike presentation. This level of separation adds depth and realism to the music, making it feel as if you are sitting in a live concert hall.

The bass response of the Synapse is tight, controlled, and impactful. It provides a solid foundation to the music without overpowering or muddying other frequencies. Whether you’re listening to electronic beats or deep basslines in rock or jazz tracks, the amplifier ensures that every note is reproduced with accuracy and authority.

In terms of treble clarity, the Synapse excels in delivering sparkling highs that are never harsh or fatiguing. The amplifier maintains a perfect balance between smoothness and detail in the higher frequencies, allowing cymbals to shimmer and vocals to soar without any hint of sibilance.

When it comes to different music genres, the Synapse adapts effortlessly to each style. From classical symphonies to rock anthems, this amplifier brings out the best in every genre. It accurately reproduces the dynamics and emotions present in each musical piece, ensuring an engaging and captivating listening experience regardless of your musical preferences.

Overall, the sound characteristics of the Pathos Synapse are simply outstanding. Its ability to reproduce details, provide instrument separation, deliver impactful bass response, maintain treble clarity, and adapt to different music genres make it a top choice for discerning audiophiles who seek a truly immersive and enjoyable listening experience.

Sound Performance

The sound performance of the Pathos Synapse amplifier is truly exceptional, delivering an immersive and captivating auditory experience. This amplifier has the ability to faithfully reproduce audio signals with remarkable clarity, dynamics, and tonal balance across a wide range of frequencies.

When listening to music through the Pathos Synapse, every detail becomes apparent, allowing you to hear the subtle nuances and intricacies of your favorite tracks. The amplifier’s precision in reproducing instrument separation and spatial imaging creates a sense of depth and realism that brings the music to life.

The clarity of the sound produced by the Synapse is remarkable, with each note and instrument being rendered with utmost accuracy. The amplifier ensures that no details are lost, allowing you to hear every whisper of a guitar string or the delicate resonance of a piano key.

One of the standout features of the Synapse is its ability to handle dynamics effortlessly. Whether it’s a soft whisper or a powerful crescendo, this amplifier maintains control and finesse, ensuring that no part of the music is overshadowed or distorted. The dynamic range is expansive, providing an engaging listening experience that captures the full emotional impact of the music.

The tonal balance offered by the Synapse is exceptional, with a natural and neutral presentation across all frequency ranges. The lows are tight and controlled, providing deep bass without overpowering other elements in the music. The midrange is rich and detailed, allowing vocals and instruments to shine with clarity and warmth. The highs are crisp and extended, adding sparkle and airiness to the overall sound signature.

Whether you’re listening to classical symphonies or energetic rock anthems, the Pathos Synapse delivers an unparalleled sound performance that will leave you in awe. Its ability to faithfully reproduce audio signals with clarity, dynamics, and tonal balance sets it apart from other amplifiers in its class.

In summary, the sound performance of the Pathos Synapse is nothing short of extraordinary. It transports you into the heart of the music, allowing you to experience every note and nuance with exceptional clarity and precision. If you are a discerning audiophile seeking an amplifier that delivers an immersive and captivating sound experience, the Pathos Synapse is a remarkable choice.


The Pathos Synapse amplifier offers a range of advantages that set it apart from its competitors. Firstly, its two-block design separates the power supply, control system, and display in the lower block, ensuring minimal interference and noise. The upper block houses the preamplifier, providing a clean and pristine audio signal.

One standout advantage of the Synapse is its monoblock construction for both channels. This design eliminates ground loop issues and ensures optimal performance. Additionally, the inclusion of MOSFET transistor-loaded buffers with dual triodes provides exceptional linearity and signal amplification.

The Synapse also boasts a fully balanced circuitry with dual volume controls for each channel, allowing for precise adjustments and maintaining a balanced audio output. With 168 steps of adjustment and a 0.5 dB step size, users have incredible control over their sound experience.

Another notable advantage is the amplifier’s ability to save individual channel settings. This feature allows users to easily switch between different audio setups without the need for readjustment, providing convenience and flexibility.

When compared to other models in its price range, the Pathos Synapse stands out with its exceptional build quality and attention to detail. Its solid construction ensures durability and longevity, while its sleek silver finish adds an elegant touch to any audio setup.

Overall, the Pathos Synapse amplifier offers a multitude of advantages that make it a top contender in its class. Its unique design, advanced features, and superior performance set it apart from competitors in terms of both functionality and aesthetics.

Value for Money

The Pathos Synapse amplifier offers excellent value for money, combining high-performance audio capabilities with a range of useful features at a competitive price point.

In terms of performance, the Synapse delivers exceptional sound quality, thanks to its carefully designed circuitry and premium components. The use of dual monoblock channels ensures optimal signal purity and separation, resulting in a clean and detailed audio reproduction. The inclusion of double triode 6H30P tubes loaded with MOSFET transistors further enhances the amplifier’s linearity, contributing to a rich and immersive listening experience.

Furthermore, the Synapse offers a wide range of functionality that adds to its value proposition. The ability to save individual channel settings allows for convenient customization and easy recall of preferred audio configurations. With three RCA inputs and two balanced outputs, the amplifier provides flexibility in connecting various audio sources and equipment.

Considering its technical specifications, the Pathos Synapse offers an impressive frequency range from 1Hz to 100,000Hz, ensuring accurate reproduction across the entire audible spectrum. The low non-linear distortion coefficient of 0.04% guarantees minimal signal degradation and faithful sound reproduction.

In terms of design and construction, the Synapse boasts a sleek and elegant appearance with a silver finish, adding a touch of sophistication to any audio setup. The compact dimensions of 260mm (height), 430mm (width), and 530mm (depth) make it suitable for both small and large spaces.

When evaluating the value for money aspect, it is important to consider the price relative to the performance and features offered by competing amplifiers in the market. In this regard, the Pathos Synapse stands out as an excellent choice, providing high-quality sound reproduction, versatile functionality, and a solid build quality at a reasonable price.

Overall, the Pathos Synapse amplifier offers great value for money by delivering exceptional audio performance, a range of useful features, and an attractive design. Whether you are an audiophile seeking accurate sound reproduction or a music enthusiast looking for a versatile amplifier, the Synapse is a worthy investment that offers a compelling combination of performance and affordability.


In conclusion, the Pathos Synapse amplifier is a remarkable piece of audio equipment that delivers exceptional performance and versatility. With its two-block design, it effectively minimizes interference and ensures optimal signal purity. The inclusion of monoblock channels and a separate grounding system further enhances its overall performance.

The Synapse amplifier boasts a wide range of functionality, including multiple inputs and balanced outputs, allowing for seamless integration into any audio setup. The ability to save individual channel settings is a convenient feature that adds to its user-friendly nature.

When it comes to sound characteristics, the Synapse amplifier impresses with its high linearity and low distortion levels. The use of dual-triode 6H30P tubes in combination with MOSFET transistors provides a clean and dynamic sound reproduction across the entire frequency range.

During our testing, the Synapse amplifier consistently delivered outstanding sound performance. It effortlessly handled both delicate nuances and powerful dynamics, resulting in an immersive listening experience. The amplifier’s ability to adjust the gain level adds further flexibility, allowing users to maximize the potential of their audio system.

One of the notable advantages of the Pathos Synapse amplifier is its solid construction and attention to detail in design. The sleek silver finish adds a touch of elegance to any audio setup. Additionally, the compact dimensions make it suitable for various spaces without compromising on performance.

Considering its technical specifications, sound characteristics, and overall performance, the Pathos Synapse amplifier offers excellent value for money. While it may be a significant investment for some, its exceptional audio quality and versatile features justify the price tag.

For audiophiles seeking an amplifier that combines superb sound reproduction with advanced functionality, the Pathos Synapse is an excellent choice. Its ability to enhance the performance of high-quality amplifiers like Adrenalin makes it a valuable addition to any audio system.

In summary, the Pathos Synapse amplifier delivers on all fronts – from design and construction to functionality and sound performance. Its impressive features, exceptional audio quality, and overall value for money make it a top contender in the market. Whether you are a discerning audiophile or a music enthusiast looking to elevate your listening experience, the Pathos Synapse amplifier is undoubtedly worth considering.

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