Note that this is a discontinued product. You may want to visit the brand's page here to browse their newer products.
What reviewers think
Bloggers and YouTubers have tried this product—so we've summarized their strongest opinions below. Links to full reviews follow.
Product Strengths
- Detailed and airy treble provides a holographic and three-dimensional soundstage
- Musical, transparent, and realistic mid-range
- High-quality internal components are used, including expensive capacitors
- Class A performance with less heat compared to some other Class A amps
- Well-constructed and uses parts sourced from North America
- Only has RCA inputs, no balanced inputs
Product Considerations
- Bass quality may be perceived as loose or lacking control compared to some other amplifiers
- Pairing with the right preamp is crucial to achieve desired sound characteristics
Comparisons (according to reviewers)
- Vs Pass Labs XA-25, the TS-A20 has more detail and air in the treble, while the XA-25 is warmer and richer in the mid-band
- Vs AGD AGR2, the TS-A20 is richer and warmer, while the AGR2 has better bass articulation, quickness, and separation
Takeaway: The Galleon TS-A20 is a well-built Class A amplifier known for its detailed, airy sound and holographic imaging. It's a great option for listeners seeking a transparent and realistic sound signature with quality components.
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TS A20
reviews

Manufacturer details
- RMS Power 8 ohm: 20W + 20W
- RMS Power 4 ohm: 35W + 35W
- Frequency Response (-0.5dB): 14Hz - 160 KHz
- Input Impedance: 100K
- Gain: 13
- 4W Distortion THD+N: <0.007%
- 10W Distortion THD+N: <0.02%
- 15W Distortion THD+N: <0.03%
- Damping Factor: 60
- Total Capacitance: 406000 uF
- Maximum Current: 15A (Continuous)
- Dimensions: 14 inch deep x 6 inch tall x 17.5 inch wide
- SNR: 92
- Transistors: Onsemi transistors
The Galion TS A20, a brainchild of Fabien Tremblay from Quebec, represents a collaboration with Galion to bring forth a top-tier Class A 20w push-pull power amplifier, meticulously crafted in Canada. Distinguished by its unparalleled resolution, the TS A20 offers an auditory experience like no other, unveiling previously unnoticed nuances across treble, midrange, and bass frequencies. Its exceptional performance is further complemented by a rich, full-bodied midrange, a hallmark of Class A amplifiers, setting a new standard in audio fidelity.
Sound Characteristics
The Galion TS A20 Class A power amplifier excels in delivering a highly detailed treble with an extended decay, creating a sense of spaciousness and airiness. The midrange is a true hallmark of Class A amplification, offering a unique blend of body, clarity, and smoothness while maintaining that linearity common to class A amplifiers. Surprisingly, the TS A20 also offers tight, strong, and nuanced bass, a feature not commonly associated with Class A amps. The soundstage is impressively airy, rivaling many tube amplifiers. Perhaps most unexpected is the amplifier's dynamic contrast; despite its modest 20W output, the TS A20 provides some of the best dynamic range available in its price category, outperforming many Class A, AB, and D amplifiers. This class A amp sounds like a tru...
Brand highlights
Taking a step back to look at reviewers' thoughts of the brand's entire lineup—not just this product—what stands out most is the following:
Select products
TS-A75
- Positioning: A mid-range power amplifier with a high current design.
- Description: Features dynamic bass and an airy 3D soundstage. Uses a high current design with two 200W toroidal transformers and 20 capacitors, providing a total of 200k uf of capacitance, which is significantly more than most affordable amplifiers. This makes it ideal for users who want impactful bass and a holographic soundstage without breaking the bank, especially in small to medium-sized rooms.
TS34
- Positioning: A versatile tube integrated amplifier with EL34 tubes, delivering a lively and agile sound.
- Description: Can switch between Class A and Class AB modes, providing both warm midrange and powerful bass. Uses Jupiter Bumblebee capacitors to enhance midrange vocal performance, making it a great choice for those who appreciate a vintage-inspired sound with modern clarity.
TS-A20
- Positioning: A high-end Class A power amplifier designed for audiophiles.
- Description: Features exceptional resolution and dynamic range, enabled by its massive 400,000 microfarad capacitor bank. This allows it to deliver tight, nuanced bass and a 3D soundstage that rivals many tube amplifiers.
TS120
- Positioning: A flagship tube integrated amplifier combining tube and solid-state characteristics.
- Description: Offers a blend of smooth, airy soundstage and dynamic bass control, with the ability to switch between Class A and Class AB modes. Features high-quality components like Jupiter and Solen capacitors, providing a nuanced and fatigue-free listening experience.
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Used
Galion
What if you spend more?
Enleum was launched as a new brand with the AMP-23R. While our legacy AMP-13R had already been praised all around the world for its performance and unique design, we pushed the boundaries to create the AMP-23R with a new circuit that truly enhances the existing performance. We have drastically improved the PCB circuit board design, chosen new internal components and upgraded our JET2 Bias design. And the reviews and awards are unanimous. The AMP-23R's physical size and footprint may be compact, but with the all new chassis and thermal heatsink design, we've launched a product that's fit for the next generation reference compact amplifier. The unique design is the DNA of our new Enleum Brand and was already awarded the Red Dot Award: Product Design 2021 and iF Design Gold Award 2022. The AMP-23R proudly showcases Enleum's expertise in technology and design.
Our summary
Product Strengths
- Addictive sound signature, unlike any other amp, with otherworldly instrument and voice reproduction
- Delivers serious magic with Fleetwood Deville and Klipsch Heritage speakers, revealing obscure details and creating a massive soundstage
- Dynamics for days
- Combines the qualities of a nice SET amp without the downsides, like noise or tube replacement
- Exceptional build quality and design with high-quality parts
- Only has two RCA inputs, no XLR balanced connections
Product Considerations
- Heavy speaker cables can cause the amp to tilt
- The volume dial functions as a gain dial, which may be different than what some users are accustomed to
- May not be suitable for hard-to-drive speakers in the 85db range that dip into 2–4 ohms
Comparisons (according to reviewers)
- The AMP23R offers more texture, layering, mid-bass, and vocal presence than Nagra INT
- The AMP23R is more organic, ethereal, and dynamic than Kinki Studio EXM1
- It sounds better than the Vinnie Rossi L2iSE, so long as the speakers are easy to drive
- The Enleum has more delicacy and finesse than Pass Labs and Cary Audio
- The AMP23R stacks up with the finest gear such as ampsandsound Bryce monoblocks
- Pass Labs First Watt SIT-3 offers a bit more organic, warmer presentation
Takeaway: The Enleum AMP-23R is a small but mighty integrated amplifier with a unique and addictive sound signature, and it is built with high-quality components. It's a great choice for those with sensitive speakers looking for a reference-quality system in a compact package.
Video review
Our take on the brand
The Audio Note (UK) CONQUEST Mono Power Amplifiers are Pure Class A Parallel Single Ended valve amplifiers that use a pair of the highly regarded 300B triode valves per channel, producing a level of performance that is radically superior to the vast majority of current designs. They have been specifically engineered for sonic performance rather than technical specification, and fulfil all Audio Note (UK) Level 3 criteria: - Pure Class A operation Zero Negative Feedback Single Ended Output Stage Valve Rectification Directly Heated Triode operation Materials and component quality
The Silver version builds upon the already superb performance of the standard CONQUEST, and features the following component upgrades: - Audio Note (UK) AN-V internal cable Audio Note 1 Watt Tantalum film resistors Audio Note (UK) Copper Foil signal capacitors Audio Note (UK) IHiB Double C-core output transformers
The Silver Signature version builds upon the already superb performance of the standard CONQUEST, and features the following component upgrades: - Audio Note (UK) AN-Vx internal cable Audio Note (UK) 2 Watt Tantalum film resistors Audio Note (UK) Copper Foil signal capacitors Audio Note (UK) SHiB Double C-core output transformers
Our summary
Product Strengths
- Classic single-ended triode amplifier that caresses vocals and conveys warmth in vocal recordings
- Delivers rock-solid image placement and transparency, particularly in the midband
- Acts like a higher-wattage amplifier than its 18W rating suggests
- Can drive speakers that aren't absurdly sensitive
Product Considerations
- Build quality is not as refined as the more expensive Japanese-made Audio Note products
- Bass can be waffly/uncontrolled
- Top-end frequency performance can vary
- May not impress those familiar with higher-end Audio Note amplifiers
Takeaway: The Audio Note Conquest is a single-ended triode amplifier that can provide a lush, sweet midband and is more powerful than its specifications suggest. It offers single-ended triode performance at a more accessible price point.
Video review
Our take on the brand
an integrated solid-state amplifier in pure class-A up to 50 W per channel a relay attenuator with two standalone blocks for each channel PCB’s utilize our premium CMT™ technology (CANOR® PCB Milling Technology), it is the way we mill printed circuit boards CMT™ technology originated in a long-standing endeavour to improve the sonic performance of our products power supply units with filtered out interfering signals from the mains supply interference-rejection and as small as possible leakage field ensure custom-wound toroidal transformers 264 000 uF of filtering capacitance simulates a nearly stabilized supply voltage an option of synchronous control enables the use of two amplifiers in a monoblock mode without the need of using an extra preamplifier and that is a Master/Slave mode with an output power of 100W per channel
Product Strengths
- Exceptional build and manufacturing quality
- Sounds a little bit tubey for a solid-state amplifier, providing a gloss/warmth to the music
- Has the classic Class A characteristic of high perceived detail resolution alongside a relaxed presentation
- Delivers leading edges without the hardness typical of Class AB amps, and delivers them at high speed
- Can be used as single channel monoblock with a second AI 1.20, doubling the specified output
Product Considerations
- Only accepts single-ended RCA phono connections (until used in monoblock mode)
- Runs hot due to Class A operation and requires ventilation
- Some may want XLR inputs or digital inputs, which the AI 1.20 lacks
- The included remote is described as lightweight
Comparisons (according to reviewers)
- Vs Chord Electronics Etude: The Etude has a noticeably lower noise floor, more substantial/impactful bass, and more resolution, but the AI 1.20 has a smoother—more musical flow
- Vs Gryphon Diablo 300: The Diablo 300 has more raw power and authority in bass delivery, but the AI 1.20 pairing has better bass quality (tautness, incisiveness, and control)
- Vs Nagra Classic integrated amplifier: For less money, the dual AI 1.20s offer a lot more amplifier
Takeaway: The Canor AI 1.20 is a well-built amplifier that offers a smooth, musical sound with high detail resolution. It is especially impressive when used as a monoblock pair, delivering serious performance for audiophiles.
Video review
Our take on the brand
A Push-pull power amplifier with 50 watts per channel stereo utilising eight EL34 (four per channel) into 4, 8 and 16 ohms. Self-biasing operations with balanced or unbalanced inputs. Chrome facia.
Our summary
Product Strengths
- More musically convincing, more detailed, more harmonious, more linear, and more transparent than any other similar EL34 design at any price.
- Piano music is most perfect and quick, with purity of tone and tambour with proper richness and speed.
- Silent with totally black backgrounds, micro and macro dynamics are unrestricted and natural.
- Reveals its glory quickly due to its transparency.
- Excellent fit and finish and it worked right out of the box.
Product Considerations
- Thick or lean sounding cables will make the 534 sound thick or lean, and it needs top-quality isolation and support.
- The reviewer recommends buying the 534 new as they haven't auditioned the original from the beginning of the century.
- The only major flaw is that it doesn't have 500 watts per channel, but a custom one can be ordered for a very high price.
Comparisons (according to reviewers)
- Vs E.A.R. 890: The 890 is more robust and powerful, but not more convincing if your speakers don't need the power.
- Vs Cary Audio Custom 300B: The 534 is vastly superior.
Takeaway: The E.A.R. 534 is a musically convincing and transparent amplifier that reveals nuances in music. It is easy to place, beautiful to look at, and can make vocals and piano sound exquisite.
Video review
Our take on the brand
What competes at this price?
Our Summary
Product Strengths
- Beautiful and elegant design and high build quality
- Delivers a true single-ended triode sound field, offering enormous delicacy and a full organic sound presentation
- Simplifies the process of using tube amplifiers with automatic bias control
- Sound is concentrated in the midrange, dense, saturated, and organic
- Offers a variety of color options without an extra cost
Product Considerations
- Requires careful speaker matching
- The on/off switch's location on the back might be awkward
- The acrylic glass on the front of the tube cage might be scratched easily and its mounting is questionable
- May not be ideal for hard rock due to a tendency to smooth out some of the pain
Comparisons (according to reviewers)
- Vs Unison Research Triode 25: The Unison has more interesting, bolder, more dynamic, transparent, and engaging sound
- Vs Unison Research Preludio: The Mira Ceti has better design, build quality, and sound performance
Takeaway: The Mira Ceti 300B is a beautiful amplifier that provides a delicate and organic sound, especially when paired with the right speakers. It's a great option for anyone looking for a quality tube amplifier.
Video review
Our take on the brand
Our Summary
Product Strengths
- Uses a Static Induction Transistor (SIT), which has characteristics similar to a triode vacuum tube
- It expands and opens up soundstage, with a gorgeous sound and great midrange, with voices sounding present and full-bodied
- The amp holds a conversation with the speaker, letting it 'have it your way'—rather than forcing its own sound
- It's spectacular on tone complexity, spatial hydration, fleshiness and vividness, making it sound off-charts organic, elastic and tangible
- The main aspect that positions it noticeably above all other amps is immersion, making music three-dimensional, material, enveloping
Product Considerations
- The SIT-4 is a limited production piece due to the limited availability of the Tokin SIT transistors
- The power output is limited (10 watts into 8 ohms, 5 watts into 4 ohms), so it's not a universal amplifier
- It is not ideal for speakers that require a lot of power, like Magnepans or electrostatic speakers
- The power switch is located on the rear of the unit
- Runs very hot
Comparisons (according to reviewers)
- Vs First Watt SIT3: It sounds cooler in tonal balance and has more 3D imaging and body
- Vs Pass Labs XA-25: It sounds more immersive, while the XA-25 is sharper and more focused
- Vs First Watt F7: SIT-4 felt more gathered, punchier and texturally juicier, the F7 was more diffused, innocent, icier, leaner and color-wise opaque
- Vs Elekit TU-8900: It is more rugged and expressive, while the TU-8900 presents recordings more aesthetically
Takeaway: The SIT-4 is a specialized amplifier that produces great sound with the right speakers, with beautiful tone and expands the soundstage. It's a good option for people who like tube amps but want a solid-state amplifier.
Video review
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Our Summary
Video review
Our take on the brand
Our Summary
Product Strengths
- Exceptional build quality, indicated by its substantial 18kg weight and 5mm aluminum face panel
- Versatile tube compatibility, compatible with 6550, KT88, KT120, and KT150 tubes
- Zero feedback design ensures a pure signal path
- Stunning analog VU meters
Product Considerations
- 25W output might not suit all speaker choices
- Premium price point
- Requires regular tube maintenance
- Size may challenge some rack spaces
Takeaway: The Lab 12 Suono is a well-engineered tube amplifier that offers a blend of classic warmth and modern precision. Its exceptional build and engaging sound make it a worthwhile investment for music lovers.
Video review
Our take on the brand
Our Summary
Product Strengths
- The M23's build quality feels solid and elegant, with impressive small design details
- The sound is striking in its purity and clarity
- It offers up to three levels of gain, switchable on the back panel, to best fit the system
- It provides a clear sound without sounding hard
- It features Purifi Eigentakt Class D amplification, which provides virtually unmeasurable distortion levels
Product Considerations
- The bass is clean but may be perceived as a little on the cool side and not as 'wompy-sounding'
- The M23 is not a forgiving amplifier that makes everything sound sweet and wonderful—it's not for those seeking a soft and mellow sound
- Bridging with speakers below 5 or 6 ohms is not recommended, as the amp will current limit and potentially shut down
- The reviewer found ergonomical challenges using fancy speaker cables in bridged mode due to wide terminal spacing
- The capacitive touch power button can accidentally trigger
Comparisons (according to reviewers)
- Vs Bel Canto C6i: The M23 offered a layer of refinement and better reproduction of the recording space
- Vs Pass XA25: The M23 had more transparent sound and detail, especially in the treble and upper mids, but lacked the organic quality of the XA25
- Vs HiFi Rose RS 520: The M23 sounded cleaner and had better separation/depth, HiFi Rose seemed to have an EQ built-in, emphasizing midrange and bass
- Vs NAD C298: The M23 is more neutral, deals with decay more naturally, and has better casework, making it look high-end
- Vs Anthem M1 monoblock amplifiers: The M23 was slightly more transparent throughout the entire frequency range
- Vs Bryston 4B 3: The Bryston had more grunt but the M23 is more neutral
Takeaway: The NAD M23 is a powerful and precise amplifier that delivers clean and clear sound, making it a great choice for audiophiles who want to hear their music as accurately as possible. It is especially well-suited for those looking to build a high-end system around a quality preamp or DAC.
Video review
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