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
- Very well-built
- Typical Emotiva sound: Punchy and sparkly
- One of the most powerful headphone amplifiers one can get
- Has an auto power on/off feature
Product Considerations
- One unit smoked and smelled horrible during testing
- Features active cooling, which means that there is a fan that could introduce noise if one is listening in a quiet environment
- Will need a second unit to act as a filter if one wants to send info to a subwoofer and also cut off that info going to the speakers
- Emotiva takes no responsibility for damage to headphones if too much power is used
Takeaway: The BasX A2M is a good value for the price, and it is also a very powerful headphone amplifier. It has good sound and useful features and is well worth the price.
All
BasX A2m
reviews

Manufacturer details
- Power Output (8 Ohms): 50 watts RMS per channel; 20 Hz – 20 kHz; THD < 0.1%
- Power Output (4 Ohms): 90 watts RMS per channel; 1 kHz; THD < 1%
- Frequency Response: 10 Hz to 80 kHz +0/-1.8 dB
- THD + noise: < 0.02% (A-weighted)
- Signal to Noise Ratio: > 112 dB (A-weighted)
- Input Impedance: 27 kOhms
- Dimensions: 8-1/4" wide x 3" high x 14-1/4" deep
- Weight: 7.5 lbs (unboxed), 10.5 lbs (boxed)
- Input Sensitivity: 0.7 V / 29 dB (Fixed gain mode), 0.5 V / up to 32 dB (Variable gain mode)
- Damping Factor: > 500 (8 Ohm load)
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:
- Their modular architecture allows for customer-configurable and upgradable multi-channel amplifier designs.
- They offer a high power output and robust build quality, providing a feeling of exceptional value for the money.
- Emotiva gear focuses on delivering a transparent, honest sound that amplifies the source signal without adding its own distinct coloration.
Select products
BasX Series
- Position: Entry-level series providing affordable yet high-quality audio components.
- Description: Includes integrated amplifiers, preamplifiers, and power amplifiers that focus on delivering solid performance without unnecessary features. These components are designed with simplicity in mind, offering essential functionalities at a budget-friendly price point, making them ideal for newcomers to high-fidelity audio.
Airmotiv Series
- Position: Mid-tier speaker line featuring advanced driver technology for enhanced audio reproduction.
- Description: Features folded ribbon tweeters, which provide detailed and accurate high-frequency response compared to traditional dome tweeters. This design choice results in a more refined sound signature.
X Series Amplifiers
- Position: High-performance amplifiers designed for audiophiles seeking superior sound quality and power.
- Description: Includes models like the XPA-DR2, which offers a modular design allowing for flexible channel configurations and delivers higher power output than the BasX series. These amplifiers are built with robust components to ensure durability and exceptional audio fidelity.
XMC and RMC Processors
- Position: Advanced home theater processors offering extensive features and customization options.
- Description: The XMC-2 and RMC-1L processors provide 16 discrete channels and support for immersive audio formats, with the RMC-1 offering expandability up to 28 channels. The primary differences lie in their digital-to-analog converter (DAC) implementations and the presence of fully balanced analog outputs, with the RMC series featuring higher-end DACs and fully balanced outputs.
Our take on the brand
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Used
Emotiva
What if you spend more?
Our summary
Product Strengths
- Bass performance is taut, detailed, and well-dampened
- Delivers a neutral presentation overall
- Has a solid steel chassis and milled aluminum faceplate
- The A1 is able to drive low impedance speakers with power and grandeur
- Produces 200 watts into 8 ohms and 325-350 watts into 4 ohms
- Only has a single line-level RCA-style input
Product Considerations
- Audible tweeter hiss may be present at idle, especially with highly efficient speakers
- High frequencies are not as smooth at the edges, exhibiting just faint traces of grain when listening at above-average levels
Comparisons (according to reviewers)
- Vs Rotel 1592 MkII amp: A1 is notably quieter and more detailed
- Vs Crown XLS Drive Core 2 amps: A1 is equally neutral in tone, has a lower noise floor, and a more consumer-friendly design
- Vs Schiit Vidar: A1 has a larger soundstage
Takeaway: The BasX A1 monoblock amplifier delivers good power and a neutral sound signature. It is a great option for those looking to expand an existing AVR or build a cost-effective hi-fi system.
Video review
Our take on the brand
Our summary
Product Strengths
- Delivers a clean and detailed sound, allowing listeners to hear nuances in recordings
- Offers good instrument separation and imaging
- Has a low noise floor, creating a 'black background' and enhancing the listening experience
- Compact size for an A-B amplifier
- Does not have RCA inputs, requiring XLR or TRS balanced connections
Product Considerations
- May not have enough power for inefficient speakers or large rooms
- External power supply 'brick' is large
- No remote control
Comparisons (according to reviewers)
- The LA90 has a more neutral sound than Cambridge Audio AXA25, which is cleaner and more detailed
- The LA90 comes close to Benchmark AHB2's performance, but does not outperform it in bass impact and soundstage size, and the AHB2 also has more protection systems
- The LA90 offers more vocal clarity and fuller bottom end than Schiit Vidar, but the Vidar is more exciting on top
- Emotiva A1's have more power
Takeaway: The Topping LA-90 Discrete is a small amplifier that produces very clear sound with good detail, making it great for those who already have balanced audio equipment. It could be a nice upgrade for those seeking to hear all the subtleties in their music.
Video review
Our take on the brand
Product Strengths
- Impressive specs and measurements showcase extremely low noise and distortion
- Clean and transparent sound aims for a neutral reproduction of music
- Compact size and sleek design make it suitable for small spaces
- CNC machined aluminum chassis allows for maximum thermal flow to keep the unit running cool
Product Considerations
- Included external power supply is large and heavy, which can be a challenge to hide
- Power output may be limiting, especially with demanding speakers and for high dynamic range tracks
- Bass performance, while tight and controlled, may lack sub-bass extension and impact for some listeners
- Lack of a remote control limits its convenience as an integrated amplifier
Comparisons (according to reviewers)
- The Discrete version matches the Topping LA90 IC based unit's exemplary performance, but betters it in power handling
- The Topping LA90 comes close to the Benchmark AHB2 in noise floor and detail retrieval, but the AHB2 has more power, impactful bass, and a bigger soundstage
Takeaway: The Topping LA90 is a compact and technically proficient amplifier that delivers a clean and transparent sound and with impressive specs. It is best suited for those with efficient speakers and a preference for accurate sound reproduction without coloration.
Video review
Our take on the brand
Our summary
Product Strengths
- Pleasant, smooth, and relaxed playback
- More insight and tightness in the music
- Much insight into sound and musical structure
- A fresh and modern-looking product with a clean and unfussy exterior, which looks simple yet elegant
- Manages a difficult balancing act superbly—forgiving enough not to emphasise the shortcomings of limited partnering equipment, yet still having the insight and transparency to make the most of more capable signals
Product Considerations
- The front panel display lacks crispness due to the 'frosted' finish
- The speaker terminals don't offer a great deal of space
- The back panel itself shows a certain amount of flexibility, which is a little worrying in terms of longevity
- The power on paper is a little optimistic
Comparisons (according to reviewers)
- Vs Atoll IN50: The Atoll plays a bit bigger, but Arcam gives more insight and tightness
- Vs Cambridge Audio Azur 840A: The Arcam A5's midrange and voice reproduction that the Cambridge just couldn't quite match
Takeaway: The Arcam A5 is a well-rounded performer that plays music enjoyably without getting in the way and is affordable, feature-rich and uncomplicated. It is a great amp for someone looking for a balance of performance and features.
Video review
Our take on the brand
What competes at this price?
Our Summary
Product Strengths
- Very well-built and feels solid and heavy for its size
- Uses high-quality components such as Japanese Alps potentiometer, Omron relay, Nover Gold Audio capacitors, and Toshiba transistors
- Has a toroidal transformer that is considered overkill for its power output, which is a positive thing
- Has a warm sound signature, sometimes described as tube-like
Product Considerations
- Lacks a volume indicator on the knob
- Only has one set of RCA inputs, which may limit connectivity for some users
- Some reviewers found the 50 watts per channel to be lacking punch with certain speakers
- Has no remote, digital inputs, streaming capabilities, or phono stage
- The gold color of the chassis may not appeal to everyone
Comparisons (according to reviewers)
- Fosi Audio HD-A1 is slightly cleaner with a lower noise floor than the Emotiva A300, but lacks the punch
- Paired with infinity intermezzo 4.1 T speakers, the Fosi Audio HD-A1 sounds better than the Marantz nr1200 powering Sony SSCS5 speakers
- The Fosi Audio HD-A1 has a similar clean, powerful class A/B signature as the Emotiva A300, but with a touch of warmth
Takeaway: The Fosi Audio HD-A1 is a compact and powerful amplifier with high-quality components and a warm sound. It could be a great entry point into hifi audio.
Video review
Our take on the brand
Our Summary
Product Strengths
- Compact size and respectable heft make it suitable for desktops and small spaces
- Clean and clear sound with good detail retrieval, leaning slightly towards warm, but not overly so
- Enough power to drive moderately sensitive speakers well, especially in nearfield setups
- Features a headphone jack that shunts power from speaker outputs, and gain adjustments for customized sound
- Offers versatile connections for multi-room setups, including power triggers and loop outs
Product Considerations
- Treble presentation is on the forward side of neutral, with a little extra energy, which may not suit all preferences
- Speaker terminals are close together, which may cause issues with shorting if using spades or thick bare wire
- Not ideal for very high efficiency speakers due to a potentially audible noise floor
- May lack dynamic punch with low sensitivity speakers in larger listening spaces
Takeaway: The Parasound ZoneAmp V3 is a well-built and compact amplifier that offers a clean and detailed sound, suitable for desktop or small room use. Its versatile features and surprising sound quality make it a great option for those seeking a no-nonsense amplifier.
Video review
Our take on the brand
Our Summary
Product Strengths
- Good sound quality, especially in the midrange, leads to vivid and well-formed vocals
- Versatile, it works well with both efficient headphones/IEMs and moderately powered speakers
- Compact design and good build quality, with the chassis acting as a heatsink
- Ability to roll op amps allows users to customize the sound signature
- Ample power for most headphones and nearfield speaker setups
- Only one RCA input, which may be limiting for some users
Product Considerations
- Speaker amplifier power (35-45W) might be insufficient for power-hungry speakers or larger rooms
- The base model op amps are sonically inferior to upgrade options
- Mild turn-off thump present
Comparisons (according to reviewers)
- The Funk has a narrower but deeper soundstage with better imaging and layering than the Arylic A08 Pro
- The Funk has superior imaging, but less potential power output depending on the Arylic's power supply than the Arylic A07/A08 Pro
- The Funk is preferred for desktop speaker setups with Vivid opamps when compared to Schiit Aegir
Takeaway: The Burson Funk is a solid choice for people wanting good sound from both their headphones and speakers in a single, convenient unit. The ability to change the sound by swapping op amps is a welcome feature for those who like to tinker and upgrade.
Video review
Our take on the brand
Our Summary
Product Strengths
- Great value for the money and an attractive price point
- Balanced input and single-ended RCA input
- Op amps are swappable
- Compact form factor
- Versatile with stereo and mono mode
Product Considerations
- The volume control was found to be touchy by some reviewers
- The included power brick is quite large, almost as big as the unit itself
- The binding posts are small
- The RCA input sounds inferior to the XLR input
- The amplifier does not high pass the mains when a subwoofer is plugged in
Comparisons (according to reviewers)
- Vs Fosi Audio V3: ZA3 is considered a more mature version with stylistic elements and new features like balanced inputs and mono mode, with a naturalness in the tonal quality
- Vs SMSL AO200 MKII: AO200 MKII delivers better clarity, definition, and resolution of the sound
Takeaway: The ZA3 is a versatile and compact amplifier that offers great value, especially for those starting their audio journey. Its ability to be used in both stereo and mono configurations and the option to upgrade components make it a flexible choice for various setups.
Video review
Our take on the brand
Our Summary
Product Strengths
- Excellent build quality, featuring a CNC milled aluminum chassis and durable construction
- Achromatic Audio Amplifier (AAA) technology by THX, aiming for transparent sound reproduction without coloration
- Relay volume control provides precise channel matching
- Plenty of power to drive a wide range of headphones, from sensitive IEMs to demanding planars
- Balanced XLR inputs and outputs
Product Considerations
- No pre-amp output
- The notched volume control might not be to everyone's liking
- Gets quite warm during use, especially with the SU-9 DAC stacked on top
- Some reviewers noticed a clicking noise when adjusting the volume
- The three-feet design may not be as stable as a four-feet design
Comparisons (according to reviewers)
- Vs. SMSL SP200: Better unit at repelling noise, with a higher signal-to-noise ratio and lower total harmonic distortion—completely solved the SP200's issue with not having a pitch-black background
- Vs. Benchmark HPA4: Very close to the HPA4 in performance, with some minor differences observed only with high-end headphones
Takeaway: The SMSL SH-9 is a well-built and powerful headphone amplifier with a clean, transparent sound. It is a good choice for audiophiles looking for an accurate and detailed listening experience.
Video review
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