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
- Superb, does everything well, has hallmark McIntosh build and sound quality, and has lots of inputs
- The built-in DAC is fantastic and no need to spend more on another DAC
- Beautiful layers of depth
- Technically, there's no noise, just a quiet background, the switches work properly, and there's no noise when adjusting the volume
Comparisons (according to reviewers)
- The C55 is better, with a richer, more dense mid-range and something emotionally connects better with the reviewer—drawing them in better
Takeaway: The C53 is a very good product that incorporates the hallmarks of McIntosh build and sound quality, and would serve as a very good heart for an audio system.
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C53
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Manufacturer details
- Power output: 3 x 150/300/600 W into 8/4/2 ohms @ 1kHz 1% THD, 100/120/230V AC
- Minimum load: 2 ohms
- Analog Inputs: 3 x balanced (XLR), 3 x unbalanced (RCA)
- Control Inputs: 1 x mini-jack 5-12 V trigger
- Control Outputs: 1 x mini-jack 11,9 V trigger out
- Gain control: Switchable between 23 dB or 29 dB (individual)
- Phase control: Switchable 1/180 (individual)
- Frequency response: 5 Hz - 100 kHz
- Signal-to-noise ratio: More than 100 dB
- Crosstalk: Less than -100 dB
- Distortion: Less than 0.01% @ 100W 8 Ohms 1 kHz
- Intermodulation: Less than 0.01% (19 kHz + 20 kHz)
- Damping factor: More than 2000
- Dimensions: 48,2 cm x 13,2 cm x 52 cm (BxHxD incl handles, ex feet)
- Weight: 28,5 kg (61 lbs)
The Hegel C5 series: 3, 4 or 5 channel power amplifiers are rack-mountable, configurable, specified to your needs and will - most importantly - blow you away with their sound performance. Up to 5 channels of 150w/pc analog amplifier power, with enough Ooompf to boogie with almost any loudspeaker on the market. Meet the Hegel C5 series.
Introducing the most versatile high-performance multi-channel amplifiers on the market - the Hegel C5-series. The C5 is available in 3 different versions, tailored to your needs. You can choose to have it as either a 3-channel, 4-channel or 5-channel configuration. Meaning you can build a 5.1 or Atmos theater using one or more C5's. Perhaps you want to bi-amp speakers or use active cross overs? You could also use it to power multiple speakers in a mastering studio, in a restaurant or in a home. In short, wherever you need high-performance sound with dynamics and ultra-low distortion.
As flexible as it is, the C5-series of amplifiers still maintains the full Hegel Sound. C5 uses the patented SoundEngine2 technology with its many benefits. One of them is the possibility to run low bias, meaning the high power class A/B amplifier do not run as warm as normal, al...
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:
- Hegel amplifiers employ SoundEngine 2, a unique error-canceling technology, for minimal distortion and exceptional dynamic range without resorting to global negative feedback.
- The brand often incorporates advanced streaming capabilities like Spotify Connect, Tidal Connect, Google Cast, and AirPlay 2, making them versatile all-in-one solutions.
- Hegel's commitment to high damping factors (often exceeding 2000) results in exceptional bass control and overall speaker performance, regardless of impedance.
- They meticulously design and test their own DAC stages, implementing custom master clocks and technologies to optimize performance from carefully selected DAC chips.
Select products
H95
- The entry-level integrated amplifier, designed for modern digital streaming needs.
- Offers a smart combination of streaming capabilities and high-quality sound, featuring AirPlay and UPnP streaming. Its SoundEngine2 technology provides superior bass control compared to other models like the H190V. With a budget-friendly price, it suits those who want good sound without the high-end price tag, and its software upgradability ensures longevity in a changing tech landscape.
H190V
- Sits in the middle of Hegel's integrated amplifier lineup, offering a balance of power and features.
- Known for its versatility, includes a phono preamplifier and a high-quality headphone output, making it a great choice for vinyl enthusiasts and personal listening. It provides more power and a higher damping factor than the H95, suitable for larger rooms or more demanding speakers.
H600
- The reference integrated amplifier, representing the pinnacle of their integrated lineup.
- A powerhouse with 303 watts of output and a state-of-the-art preamplifier, offering exceptional soundstage and dynamic range. It features the most advanced DAC and streaming options in the lineup, making it perfect for large spaces and high-end audio systems.
H20
- A high-performance power amplifier, designed for those who need substantial power and control.
- Uses FET technology for a rhythmic and detailed sound, with a damping factor that surpasses the H95 and H190V. It is ideal for driving demanding speakers in larger rooms, offering more power than integrated models.
H30A
- The flagship power amplifier, designed for ultimate performance and flexibility.
- Delivers an astounding 1100 watts in mono mode, capable of driving any speaker with ease. Its advanced SoundEngine technology ensures smooth and natural sound, making it superior to the H20 in both power and detail.
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Hegel
What if you spend more?
The H30A is The Orchestra. With its immense power, speaker matching is no longer an issue. The Orchestra can play any "venue", be it large stadiums or small cellar clubs, and with its unsurpassed skill and attention to detail, no music is too challenging. It conveys all music like you never thought possible. No matter what or where it plays, The Orchestra will always perform at its best. The H30A is the best orchestra you will ever experience.
The H30A is our reference power amplifier. We have nicknamed it The Orchestra because that is what it is. The H30A's job is to take command of any music on any speakers and make it sound as good as possible without ever breaking a sweat, and we can think of no more challenging music than a large orchestral piece.
The H30A is an absolute powerhouse of an amplifier. In its mono state it delivers a truly astounding 1100 watts in 8 ohms, and it is completely stable even with 1-ohm loads. To achieve this, we have applied all our skills and knowledge in amplifier design and combined that with the best electronics.
The H30A power supply uses 2 separate 1000 VA toroidal transformers for fast response and minimized transformer hum. With a power bank of 270,000 μF capacitors, the H30A can handle even the most challenging piece of music at any volume, it always has enough power in reserve. In the output stage we use 56 pieces 15A 200W high speed, ultra-low distortion bipolar transistors. With so much power ready at any given time, things like speaker sensitivity and variation in loads no longer come into play. With the H30A you can confidently drive any speaker you like.
Power is however nothing without the details to match. In a large power amplifier like this, the input stage is especially vulnerable to electrical interference distorting the music signal. One troublesome type of distortion is higher order harmonic distortion. It is a type of distortion that is far removed from the original music frequencies and can often make the amplifier sound harsh and unmusical. In the H30A input stage we eliminate this by using single pair FET transistors. These are carefully hand matched transistors that have the exact same values, and therefore they have no higher order harmonic distortion.
Other types of distortion we cancel out with our patented SoundEngine technology. This actively monitors the music signal for corruptions and corrects for distortion using a feed forward design. SoundEngine effectively removes distortion in real time as the signal is amplified. These measures make the H30A sound very smooth and natural, without compromising on the details.
The H30A is designed as a mono power amplifier, but it can also be used as a stereo power amplifier. It has both balanced (XLR) and unbalanced (RCA) inputs and a 12V trigger input. For the best possible connection, the H30A features high quality, gold-plated speaker binding posts.
Usually, when going from one amplifier to a more powerful one, you experience more of everything. More bass, more details, more involvement - everything is just more. With the H30A we have reached a whole new level of differences. Because the H30A is so immensely powerful and detailed, the concept of "more" simply becomes irrelevant. In the H30A the bass is tremendously deep, but never dominating. The high frequencies are exceptionally detailed, but never fatiguing. And the articulation of vocals in the midrange is just sublime.
At this level, what you experience is simply total control. The H30A is an amplifier that can drive virtually all known loudspeakers with authority and ease. It never sounds forced, only relaxed and musical. The H30A is the spearhead of our amplifier technology. It is the large orchestra that brings life to any music in any venue.
Product Strengths
- A neutral, composed, and powerful amplifier
- Excels with speed and dynamic snap
- Produces huge, well-formed images
- Can drive pretty much anything due to its over-specified design
- Renders bass frequencies with a crackling sense of power through the upper bass and into the midrange, creating corporeal images of instruments
Product Considerations
- Very heavy (104.5 pounds) and large, posing a logistical challenge for placement
- When used in stereo mode, is single-ended, potentially breaking a balanced chain in a fully balanced system
- High input sensitivity may require a low-gain preamp to experience its full potential
- Top plate is sheet aluminum of reasonable thickness, and is somewhat underdamped
Comparisons (according to reviewers)
- Compared to Bryston 4B 3, the H30A juices up realism and pulls the listener more deeply into the performance, especially through revealing speakers, the 4B 3 is a stone-cold bargain though
- Compared to Simaudio Moon 860A v2, the H30A's top end was clear and extended, without the Simaudio's slight softening
Takeaway: The Hegel H30A is a powerful amplifier that delivers a neutral and composed sound. Its ability to create realistic and well-defined images makes it a great choice for those seeking a high-performance listening experience.
Video review
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Product Strengths
- Offers a remarkably smooth, unforced, and natural presentation with a touch of warmth
- Excels in detail retrieval and textured presentation of instruments and vocals, making the music feel alive
- Presents a wide and holographic soundstage, especially when paired with speakers that are already strong in this area
- Demonstrates agility, precision, and clarity, combined with a naturalness that eluded earlier generations of Chord amplifiers
- Scales dynamically and has the ability to punch hard when required
Product Considerations
- Has a minimalist design with just four line-level inputs, lacking features like phono stages, tone controls, headphone outputs, or DAC modules
- Some may find its sonic signature prioritizes articulation over qualities such as richness and authority, potentially sounding thin if partnered poorly
- Balance control has no center indent or marked position
- The polychromatic lighting may be an issue for the color-blind
- Remote operation can be affected by direct sunlight
Comparisons (according to reviewers)
- Vs Rega Elex-R Mk3, the Chord Ultima Integrated delivers undeniably elevated sound in all respects, with greater dimensionality and smoother vocals
- Vs Bryston 7B 3 monoblocks, the Chord Ultima Integrated offers a weightier and more thunderous delivery, especially in the midrange and vocals, with more inner warmth in tone
- Vs Benchmark AHB2, the Chord Ultima Integrated provides a more energetic and fun listening experience, with Thor-like bass impact and overall superior dynamics
- Vs Accuphase E-270, the Chord Ultima Integrated is warmer, rounder, more powerful, and refined, with a more fluid and emotionally engaging performance
Takeaway: The Chord Ultima Integrated is a unique and well-built amplifier that combines a visually pleasing design with a captivating sound, full of detail and dynamic precision. It brings music to life with an engaging and immersive experience, making it a worthy addition to any audiophile's setup.
Video review
Our take on the brand
The AGD DUET Monoblock Amplifier, is the newest addition to our state of the art Hi-End Power Amplifiers family. The AGD DUET is our first compact Monoblock Amplifier utilizing 100% Gallium Nitride Power MOSFET design for both the output power stage and the power supply.
Our summary
Product Strengths
- Compact size, lightweight, and runs cool compared to traditional high-end amplifiers
- Exceptionally quiet operation, with reviewers noting a complete absence of hum or buzz
- Delivers a clean, crisp, and neutral sound signature without added coloration
- Upgradeable design, allowing users to update the amplifier with new GaN modules as technology evolves
- Produces a Single Ended Triode-like midrange and top end
Product Considerations
- The polished finish is a fingerprint magnet, requiring the use of gloves for handling
Comparisons (according to reviewers)
- Vs AGD Audion MKIII: The Duets offer a cleaner and more refined sound with improved bass and greater immediacy and snap compared to the Audion MKIII
- Vs Daniel Hertz Maria: The AGD Duets seem to have a little more inner resolution
- Vs Pass Labs X250.8: The AGD Duets performed to a higher level
- Vs Peachtree GaN 1/VTV GaN amps: AGD amps seem to be on another level in regards to design, and the sound is more refined and beautiful
- Vs Aavik U-150, Luxman 595, Yamaha A-S 3200, Axxess Forte 1, Line Magnetic 219ia: The AGD Duets performed to a higher level
Takeaway: The AGD Duet amplifiers offer a blend of cutting-edge technology, exceptional sound quality, and user-friendly design. They are a great option for those seeking a high-end audio experience in a compact and energy-efficient package.
Video review
Our take on the brand
The Emitter II models are considered by real music connoisseurs and uncompromising audiophiles to be the ultimate in amplifier construction. Almost purely by hearsay, a music-addicted and ever-growing fan base has developed worldwide, which has realized its dream of a concert hall in its own home.
Powered by two separate power supplies, the most sophisticated loudspeakers and elaborately constructed dynamic converters are driven to peak sound performance. With an Emitter II Basic, music unfolds in the full dynamic range. From the breath to the slightest rustle on the stage to the power of the full orchestra, the Emitter II Basic reproduces all tones neutrally, powerfully, energetically, with high resolution and unadulterated in the listening room.
Especially at peak levels at concert volume, the playback and spatial imaging remain absolutely stable. Quiet listeners also rave about the noticeable and very pleasant energy in the sound, which makes the music a relaxing and pleasant experience even at low levels.
Product Strengths
- Known for combining the musicality of tube amplifiers with the precision and power of solid-state amplifiers.
- It provides a transparent sound with steel control, without the electronic 'shine' associated with transistor amplifiers.
- Exceptional bass performance, described as deep, explosive, and completely controlled.
- Homogeneous frequency range, offering a very high degree of transparency and control.
- Offers an ability to resolve even the finest musically significant details.
Product Considerations
- Requires a substantial amount of space due to its multi-component design.
- The sound offered might be 'too beautiful' for some listeners, as it is not 'brutal' or 'terse' enough.
- Requires care in using its switches to avoid shutdowns.
- Some reviewers note it was 'dark sounding' on the highs, though it did not lack information.
Comparisons (according to reviewers)
- Compared to Quad ESL loudspeakers, it surpasses the musicality and clarity achieved with many tube amps, rivaling even high-end options like Lamm Industries ML2.2 and Miyajima Laboratory 2010.
- The ASR has better bass and is more transparent than MBL, however, it lacks the grace that MBL offers.
- Compared to Rogue 180W monoblocks, the ASR Emitter II delivers better bass.
- The ASR Emitter II has slightly better bass control than Manley Neoclassic 500, but the Neoclassic 500 has a more marvelous style of fiddling.
- Compared to Edge and Audio Research, the ASR is darker sounding.
Takeaway: The ASR Emitter II Exclusive offers a combination of tube-like warmth and solid-state precision, making the listening experience a very involving one. It provides exceptional control and detail across the entire frequency range, making it a great choice for audiophiles.
Video review
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What competes at this price?
Our Summary
Product Strengths
- The A35.8 provides eight channels of 'unimpeachable Class D power in a fairly compact and very flexible package'
- Flexible configuration options for power output to speakers are available, such as bi-amping and bridging
- Each stereo pair can be bridged separately to make four times 375 watts (8 Ohms) from the eight times 150 watts
- Fault-free sound quality
- High quality fit and finish
- The A35.8 offers flexible connectivity options
Product Considerations
- The 20-amp power inlet is the seldom-seen variety with three horizontal blades
- The speaker output posts are spaced too widely for dual-banana plugs
- Cabling can be tricky
- A high current power cord is needed
- Lower gain is present, though this doesn't necessarily need to be an issue
Comparisons (according to reviewers)
- Vs NAD M28, the A35.8 gets you one more channel and more versatility for a 10% price increase
- Vs Benchmark AHB2, the Benchmark presented a more neutral tonal balance and undistorted soundstage
- Vs NAD C 298 stereo amplifiers, the Primare seemed slightly more forward, often conveying an appealing liveliness
Takeaway: The A35.8 power amplifier is a flexible and versatile product worth considering for anyone seeking a high-quality multi-channel setup. Its ability to bridge channels offers many ways to configure your speaker system.
Video review
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Our Summary
Product Strengths
- The EAR 890 produces 70Wpc in stereo, and can be bridged to 140W in monoblock
- Neutral sound that gets out of the way and lets the user enjoy the music
- Complex and dense music textures are handled with ease, and dynamically demanding passages are sailed through
- Articulate midrange
- Detailed and realistic bass
Product Considerations
- Removing/installing tube cages is difficult and time-consuming
- The loudspeaker binding posts are positioned too close to the output transformers, making it hard to tighten them properly
- Some assembly work appeared amateurish, specifically the use of silicone in various locations, such as fastening chassis wires
- The amplifier can operate quite hot
- May not have as much bass impact compared to solid state amps
Comparisons (according to reviewers)
- The EAR 890 monoblocks achieve SET-like definition along with the authority and swagger necessary for most full-size speaker systems, when compared to Cary Audio 300B SET amps
- The EAR 890 is as textured as the top LAMM designs, but with noticeably better neutrality and more power
- The EAR 890 surpassed the deHavilland KE50As with a more articulate midrange, producing more color and separation in the microtones of instruments
Takeaway: The EAR 890 is easy to set up and sounds good with very little tweaking, making it easy to just sit back, relax, and enjoy the music. It's a good choice for people who want a tube amp that is both musical and powerful for their home listening experience.
Video review
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Our Summary
Product Strengths
- Delivers amazing quality of sound and detail
- Bulletproof amplification
- Has a rhythmically soulful sound with a tremendously rich and natural midrange
- The A51's bass is well-defined, extremely textured, and robust
- With 250 watts on tap, the Parasound A51 will power virtually anything
Product Considerations
- Due to its class A/AB design, the A51 does get a bit warm and should be installed in a properly ventilated space and/or rack
- The A51 is large and heavy, and is best moved and/or positioned by two people
Comparisons (according to reviewers)
- Compared to Rotel, the Rotel makes the M&K Sound system slightly bright with a bit of sibilance, while the Parasound is more neutral
- Compared to Acurus A250, the Parasound had tighter bass, which is probably attributed to a better damping factor
Takeaway: The Parasound Halo A51 is a high-performance amplifier with great sound quality, detail, and build quality, making it an excellent choice for audiophiles and home theater enthusiasts. Its ability to deliver power and control to speakers makes it a valuable addition to any high-end audio system.
Video review
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Our Summary
Product Strengths
- GaN technology allows for efficient power usage, with 94% of energy being turned into sound
- Compact size challenges the notion that high-quality amps need to be large
- Design and packaging create pride of ownership
- It can be run in bridged mode to deliver 400 watts into one channel
- Stability and ability to handle complex impedance loads
Product Considerations
- The slight sonic signature may not be for everyone
- If truly outrageous amounts of power are needed to drive speakers, a second AGD Tempo amp might be needed to run in a bridged configuration
- High-frequency noise was discovered when XLR cables were not connected between them
- Power cords can make a large difference, the included power cord doesn't flatter the amp
- Some traditionalists may find it hard to accept that it's a Class-D amplifier
Comparisons (according to reviewers)
- Compared to Peachtree Audio GaN400, the AGD Tempo reports to have better overall specifications
- Compared to Parasound Halo A21+, the AGD Tempo is simply superior
- Compared to Bricasti M30 monoblock amplifiers, the level of which the most subtle detail exists approaches reference Bricasti M30 monoblock amplifiers
Takeaway: The AGD Productions Tempo is a cutting-edge amplifier that offers a new take on audiophile amplification and rivals more expensive amplifiers. It can drive speakers easily while being energy efficient.
Video review
Our take on the brand
Our Summary
Product Strengths
- Impressive parts quality uses FR408 circuit boards and an R-Core transformer to suppress power line noise
- The amplifier has a harmonic richness and bloom to the sound that's seductive
- Bass was tight, controlled, very extended with pitch definition and detailed
- The amplifier's ability to resolve low level spatial cues is amazing—sound stage layering, image specificity, size and shape are outstanding
- Excellent build quality includes a heavy duty chassis and heat sinks
Product Considerations
- It is only available in black
Comparisons (according to reviewers)
- The JCM250s give a performance very similar to Cambridge Audio JC1 Plus
- The JCM250 is a bit warmer than the Cambridge Audio Edge M, and includes controls to set bias and gain
- With the JCM250 monoblocks having a separate power supply for each channel, it has lower noise compared to the Cambridge Audio JC5
Takeaway: The JCM250 is a high-quality amplifier that uses the best components. It offers great versatility, fitting well with any preamp and speakers.
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