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

Magazine reviewers and YouTubers have tried this product—so we've summarized their strongest opinions below.

How useful are hifi reviews? We consider them useful for three things: (1) Surfacing new products you should demo in person at a dealer. (2) Learning which products reviewers unanimously praise as the best they've ever heard (this means they probably are legitimately great). (3) Identifying a product's unique attributes that satisfy your idiosyncratic needs and tastes. Beyond that, we  discount what reviewers say because they heap praise on everything—rarely being negative for fear of souring relationships with manufacturers. Further, they seldom have more than a couple products on-hand at once, relying on their imperfect memories to compare to past products.

Compared to their other products

We think it's helpful to understand how this product fits into the brand's full lineup (below). To learn more about these products, visit the brand's page.

Aavik C-580:  

  • Positioning: A compact control amplifier offering refined signal management on a more accessible budget.  
  • Description: Features a straightforward implementation of active Tesla coil technology and basic dither circuitry, ensuring low noise and precise control suitable for modest listening environments. In comparison to the C-880, offers fewer advanced noise reduction features while still delivering solid performance for users with limited functionality needs.

Aavik C-880:  

  • Positioning: A high-end control amplifier engineered for signal fidelity and advanced noise suppression.  
  • Description: Incorporates a significantly higher count of active Tesla coils and enhanced analog dither technology for further noise reduction and dynamic musical detail. Compared to the C-580, offers increased performance and control capabilities.

Aavik U-588:  

  • Positioning: A modern all-in-one unity amplifier that combines streaming, DAC, line stage, and power amplification in a single enclosure.  
  • Description: Uses the latest Pascal class D (UMAC) technology with lower output impedance and reduced noise, adding digital streaming and connectivity features for versatile use in compact setups. Compared to the traditional 880 series products, offers added functionality and ease of integration.

Aavik P-880:  

  • Positioning: A standalone power amplifier designed to deliver high current and efficient pure Class A performance.  
  • Description: Uses a resonant mode power supply and local capacitor banks to achieve lower noise and improved feeding of speakers, which suits environments requiring high peak power and dynamic control. In contrast to the integrated I-880, the P-880 splits the amplification process, offering greater flexibility in system configuration.

Aavik I-880:  

  • Positioning: The flagship integrated amplifier combining power, control, and cutting-edge noise reduction technologies in one unit.  
  • Description: Features an extensive suite of innovations including a switchless optical input board, active Tesla coil systems, and a solid copper enclosure that ensure exceptionally low noise and outstanding musical detail, ideal for high-end, room-filling setups. Compared to its segmented counterparts, it delivers the most comprehensive performance and functionality.
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Read the reviews

Manufacturer's notes

The Aavik P-280 power amplifier is handling the two typical Aavik virtues, surplus power and ultra low noise in the most harmonic way, and presenting a musical soundscape containing emotional ease and deeply felt passion
  • Line in Gain: 24-34dB
  • Input impedance: 10K ohm
  • Input sensitivity: 1.23Vrms (32dB gain)
  • Output: 2 x 300W 8 ohm, 2 x 600W 4 ohm
  • Distortion (THD+N): <0,006% (1-100W, 1kHz, 8 ohm)
  • IMD: <0,002% (1-100W, 4 ohm)
  • TIM: <0,008% (1-100W, 4 ohm)
  • Active Tesla Coils: 72
  • Active Square Tesla Coils: 168
  • Dither circuitry: 10
  • Anti Areal Resonance Coils: 4
  • Power consumption Standby: <0.5W
  • Power consumption Idle: <50W
  • Dimensions (L x W x H): 400 x 384 x 102 mm (14 61/64 x 15 1/8 x 4 1/64 inch)
  • Weight: 9 kg (19.84 lbs)
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Average Price
$10,001-$20,000
Used Products
11
 Available (Scroll Down)
Brand Popularity
115
 of 600+
Badges
Top 50 Brand
Top 250 Brand
Products
26
Founded
2015

Our take on the brand

Aavik Acoustics crafts amplifiers using natural composite materials inspired by musical instruments, with their cabinets designed to enhance audio potential. Their products feature unique noise-cancelling technologies including Tesla coils and dither circuitry, while offering distinctive features like their U-300's input-specific gain adjustment system and the U-380's signature "aged-in-wood" bass sound.
Julian Shapiro
ExtremeHiFi
Brand Page
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What if you spend a bit more?

Aavik P-580
30000
30000
/
2
Reviews
Aavik
Aavik Acoustics crafts amplifiers using natural composite materials inspired by musical instruments, with their cabinets designed to enhance audio potential. Their products feature unique noise-cancelling technologies including Tesla coils and dither circuitry, while offering distinctive features like their U-300's input-specific gain adjustment system and the U-380's signature "aged-in-wood" bass sound.
Check on Amazon
Expand Details

Our Summary

Product Strengths

  • Quiet background noise and a finer reproduction of music are created by reducing the noise floor
  • An authentic, warm, harmonious, powerful, crisp, and refined sound highlights every detail in the music because of the natural-based composite material that reduces mechanical influence and hysteresis
  • Dynamics and micro-scale can be maintained without breaking the bonds that hold the music together
  • It does not have the usual digital-like upper-mid/lower-treble glare or brickwall-like top-octave cut-off that Class D amps of the past have evinced, and instead, it is rather soft, sweet, and dark in the brilliance range
  • Phenomenal bass and quite appealingly warm, grainless, and grit free midband

Product Considerations

  • Minimizing the use of aluminum in the enclosure is required to limit the disruptive sound influence emanating from the material because of its mechanical resonance
  • UMAC™ amplifier technology was developed to avoid the design flaws of conventional switching amplifiers
  • Not as finely detailed, as 3-D, as richly colored, or as brimming with energy and nuance as a reference power amplifier

Takeaway: The Aavik P-580 amplifier and C-580 preamplifier handle intricate harmonies and evoke timeless melodies to deepen the listener's appreciation of music. The Aavik is built to last and will stand the test of time while enabling the natural warmth and texture of music replay for years to come.

Video review

Our take on the brand

Aavik Acoustics crafts amplifiers using natural composite materials inspired by musical instruments, with their cabinets designed to enhance audio potential. Their products feature unique noise-cancelling technologies including Tesla coils and dither circuitry, while offering distinctive features like their U-300's input-specific gain adjustment system and the U-380's signature "aged-in-wood" bass sound.
Julian Shapiro
ExtremeHiFi Writer
Visit our
Aavik P-580
page
Product Page
Rex 500
25000
25000
/
5
Reviews
Balanced Audio Technology
Balanced Audio Technology (BAT) designs all their components with fully balanced circuits and dual-mono power supplies, which deliver better channel separation and cleaner sound reproduction. BAT's signature approach includes zero global feedback and their Unistage circuit design, which amplifies the signal only once through a short signal path to preserve the original audio characteristics.
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Expand Details

Our Summary

Product Strengths

  • Powerful, able to drive any speaker at any level with ease
  • Delivers a new dimension in realism at any volume level, exposing the timbre of bass instruments unlike ever heard before
  • Reveals harmonic quality of instruments and voices

Product Considerations

  • Heavy, weighing 140lb (63.5kg), requiring assistance for moving and unboxing
  • High running temperature (55-65oC across the chassis) and draws 500W from the wall when idle
  • When speaker cables are terminated with spade lugs, caution is advised as the posts are close together
  • Output is floating—it should not be connected to any loudspeaker with a grounded 'black' terminal
  • BAT components take a long time to "break in" (400-500 hours of use)

Takeaway: The BAT REX 500 is a very powerful amplifier that drives speakers with ease and reveals new levels of realism in familiar recordings. It is a must-audition for those seeking reference-level power amplification.

Video review

Our take on the brand

Balanced Audio Technology (BAT) designs all their components with fully balanced circuits and dual-mono power supplies, which deliver better channel separation and cleaner sound reproduction. BAT's signature approach includes zero global feedback and their Unistage circuit design, which amplifies the signal only once through a short signal path to preserve the original audio characteristics.
Julian Shapiro
ExtremeHiFi Writer
Visit our
Rex 500
page
Product Page
MC3500 Mk II
30000
30000
/
4
Reviews
McIntosh
McIntosh is one of the most iconic amplifier brands in the world, recognizable for its signature blue LED displays and distinctive industrial design. With a legacy spanning decades, McIntosh is known to many, even outside the audiophile community, and is sold in both mass-market retailers and specialized hifi stores. Their amplifiers are characterized by a warm, tube-like sound that enriches the midrange and smooths out the overall tonal balance.
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Expand Details

Our Summary

Product Strengths

  • Delivers 350 watts into 2-ohm, 4-ohm, or 8-ohm loads
  • The design has a purity that is quite amazing
  • Effortless power
  • Soundstage is big
  • Transparent

Product Considerations

  • Not necessarily suitable for pairing with extremely cold sounding, sterile or bright speakers

Comparisons (according to reviewers)

  • MC3500 is more open and airy, with base not as hard fisted, compared to Krell KSA 250
  • It compares with brands like soulution, big Audio Research, and CH Precision, but at a lower cost

Takeaway: The MC3500 is an impressive amplifier that delivers a natural and pure sound, able to drive almost any speaker. If you're in the market for a McIntosh amp, this is the one that makes music sound pure, simple and unadulterated.

Video review

Our take on the brand

McIntosh is one of the most iconic amplifier brands in the world, recognizable for its signature blue LED displays and distinctive industrial design. With a legacy spanning decades, McIntosh is known to many, even outside the audiophile community, and is sold in both mass-market retailers and specialized hifi stores. Their amplifiers are characterized by a warm, tube-like sound that enriches the midrange and smooths out the overall tonal balance.
Julian Shapiro
ExtremeHiFi Writer
Visit our
MC3500 Mk II
page
Product Page
AW 300 M
29000
29000
/
4
Reviews
Electrocompaniet
Electrocompaniet, a nearly 50-year-old hifi brand recognized by audiophiles and major recording studios worldwide, specializes in amplifiers with unique features like Floating Transformer Technology and fully balanced operation. Their amplifiers are designed with direct-coupled high open-loop bandwidth topology and zero feedback class A operation.
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Expand Details

Our Summary

Product Strengths

  • Prodigious bass output and rich tonality, especially for a solid-state design
  • Great presence, a black background, and strong resolution playing effortlessly at very high volume levels
  • Offers a wide, well-defined soundstage
  • Beautifully designed with a luxurious appearance, relatively compact dimensions, and attention to detail in its internal layout
  • Reserves of power will comfortably drive a wide range of speakers to high levels

Product Considerations

  • Attacks can be slightly soft on some material
  • The soundstage, while wide and well-defined, may lack the pinpoint accuracy and layered depth of some reference amplifiers
  • Requires support beneath it on carpeted floors to allow sufficient airflow

Comparisons (according to reviewers)

  • Vs soulution 511, the soulution 511 was faster and more accurately conveyed bass notes, threw an image with greater accuracy, and was more open on top

Takeaway: The Electrocompaniet AW 300 M is a gutsy and poised monoblock amplifier that delivers lots of power and handles a variety of speakers, giving an excellent listening experience. Its solid build and high performance make it a great choice for those seeking high-end audio quality.

Video review

Our take on the brand

Electrocompaniet, a nearly 50-year-old hifi brand recognized by audiophiles and major recording studios worldwide, specializes in amplifiers with unique features like Floating Transformer Technology and fully balanced operation. Their amplifiers are designed with direct-coupled high open-loop bandwidth topology and zero feedback class A operation.
Julian Shapiro
ExtremeHiFi Writer
Visit our
AW 300 M
page
Product Page

What else competes at this price?

Ultima
15375
/
Released
2023
Chord Electronics
The ULTIMA mono power amplifiers have been conceived for the very finest high-end audio systems, those which by their very nature, tend to have the most demanding and most difficult-to-drive large loudspeakers. They deliver unsurpassed power and are capable of effortlessly driving any speaker.
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Chord Electronics designs and manufactures all their products in Great Britain, setting themselves apart by using proprietary FPGA technology instead of off-the-shelf DAC chips found in most competitors' products. Their DACs and portable audio devices, featuring distinctive color-changing buttons and portholes, deliver studio-grade performance through unique technologies like the Watts Transient Aligned filter, which provides more natural and detailed sound reproduction.
Expand Details

Our Summary

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

Chord Electronics designs and manufactures all their products in Great Britain, setting themselves apart by using proprietary FPGA technology instead of off-the-shelf DAC chips found in most competitors' products. Their DACs and portable audio devices, featuring distinctive color-changing buttons and portholes, deliver studio-grade performance through unique technologies like the Watts Transient Aligned filter, which provides more natural and detailed sound reproduction.
Julian Shapiro
ExtremeHiFi Writer
Visit
Ultima
Page
Product Page
Duet
11500
/
Released
2024
AGD
Check on Amazon
AGD Productions uses GaN (Gallium Nitride) technology in their amplifiers, which are housed in glass tubes reminiscent of classic vacuum tubes, delivering high power from a compact size with near-perfect square waves. The amplifiers are designed to be upgradeable as technology advances, with GaN modules that can be replaced, while handling complex impedance loads similar to high-end Class-A or SET tube amps.
Expand Details

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

AGD Productions uses GaN (Gallium Nitride) technology in their amplifiers, which are housed in glass tubes reminiscent of classic vacuum tubes, delivering high power from a compact size with near-perfect square waves. The amplifiers are designed to be upgradeable as technology advances, with GaN modules that can be replaced, while handling complex impedance loads similar to high-end Class-A or SET tube amps.
Julian Shapiro
ExtremeHiFi Writer
Visit
Duet
Page
Product Page
Emitter II
18750
/
Released
ASR
The Emitter II models are considered by true music connoisseurs and uncompromising audiophiles as the ultimate in amplifier construction. Through word of mouth alone, a music-addicted and steadily growing global fanbase has developed, who have realized their desire for a concert hall in their home environment. Powered by two separate power supplies, the most demanding speakers and elaborately built dynamic transducers are driven to peak sonic performance.
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ASR Audio's Emitter II Exclusive amplifier creates a vast, tube-like soundstage and three-dimensional presentation without tube colorations, while maintaining exceptional transparency and a low noise floor. The brand stands out for its emphasis on measurements and scientific analysis in audio equipment evaluation, often sparking debates between measurement-focused and subjective listening-focused audiophiles.
Expand Details

Our Summary

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

Our take on the brand

ASR Audio's Emitter II Exclusive amplifier creates a vast, tube-like soundstage and three-dimensional presentation without tube colorations, while maintaining exceptional transparency and a low noise floor. The brand stands out for its emphasis on measurements and scientific analysis in audio equipment evaluation, often sparking debates between measurement-focused and subjective listening-focused audiophiles.
Julian Shapiro
ExtremeHiFi Writer
Visit
Emitter II
Page
Product Page
Reference 80S
18500
/
Released
2021
Audio Research
The Reference 80S stereo amplifier continues Audio Research's latest design effort in creating a vacuum-tube amplifier that not only redefines ultimate music reproduction, but does it in an incredibly beautiful package. The 80S was created with as much spirited authority as we can pack into a compact circuit with 2 KT150 tubes per channel for music lovers who want Reference-level performance at the lowest possible barrier to entry.
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Audio Research is a hifi brand that has stayed committed to tube technology while many competitors moved to solid-state designs. The brand is known for its use of KT150 power beam tetrodes and hybrid power supply designs that blend tube amplification with solid-state regulation.
Expand Details

Our Summary

Product Strengths

  • Delivers power while handling subtlety and fine detail with aplomb
  • Presents an engaging and naturally organic soundstage
  • Offers switchable Ultralinear and Triode tube configurations
  • Hand-wired, hand-soldered, and hand-assembled
  • The top end is silky, resolved, and decent, resulting in no listening fatigue

Product Considerations

  • The bass is not that punchy as with the best high-end amplifiers
  • The amplifier can be demanding towards the acoustics of the room due to its heavy-on-bottom balance
  • Limited power handling that does not allow for playing too loud
  • The 80S sounds more homogenous, although the listening is rewarding and entertaining
  • Ensure existing speakers will work with the Reference 80S to satisfaction before purchase

Comparisons (according to reviewers)

  • Vs Simaudio Moon 860A v2 power amplifier, the voice of Hana was warmer and velvetier through the Audio Research—a bit more human for my ears—although the sound was slightly less transparent and less controlled

Takeaway: The Audio Research Reference 80S is a tube power amplifier that delivers precision and subtlety. If high-end audio is desired and a lot of power is not necessary, the Reference 80S could be a good fit for a listening space.

Video review

Our take on the brand

Audio Research is a hifi brand that has stayed committed to tube technology while many competitors moved to solid-state designs. The brand is known for its use of KT150 power beam tetrodes and hybrid power supply designs that blend tube amplification with solid-state regulation.
Julian Shapiro
ExtremeHiFi Writer
Visit
Reference 80S
Page
Product Page
761
14000
/
Released
2023
MOON
Check on Amazon
MOON by Simaudio is known for their warm and natural "MOON sound," achieved through their proprietary Lynx circuit that eliminates global-feedback loop in their amplifiers. Their products feature fully balanced circuitry and customizable interfaces, with designs that minimize noise and distortion while revealing intricate audio details without harshness.
Expand Details

Our Summary

Product Strengths

  • Uses Moon's new distortion-canceling amplifier circuit, which is incredibly precise.
  • Runs as efficiently as possible, yet as close as possible to class A.
  • Capable of playing at any volume level, from a whisper to a scream.
  • Delivers 200 watts per channel.
  • Delivers good stereo, with very powerful dynamic range.

Product Considerations

  • Only available in a two-tone 'panda' color scheme (silver sides with a black front panel) at the moment, though this may change with demand.
  • Existing Moon aluminum bridges for stacking components are not compatible with this model.
  • Moving the 35kg power amp can be a bit of a struggle.
  • Although it has a lot of heat sinking, and it does get warm, it's not pulling a huge amount of energy out of the wall at any given volume level.

Comparisons (according to reviewers)

  • Vs Hegel H20—the 761 has additional refinement, additional resolution, and is much smoother, but doesn't lose any detail in the music.

Takeaway: The 761 is a very capable amplifier that gives the potential to drive at any level and has the power to play precise, fine-sounding music. It can be used in bridged mode and works in balanced and single-ended configurations.

Video review

Our take on the brand

MOON by Simaudio is known for their warm and natural "MOON sound," achieved through their proprietary Lynx circuit that eliminates global-feedback loop in their amplifiers. Their products feature fully balanced circuitry and customizable interfaces, with designs that minimize noise and distortion while revealing intricate audio details without harshness.
Julian Shapiro
ExtremeHiFi Writer
Visit
761
Page
Product Page

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

Magazine reviewers and YouTubers have tried this product—so we've summarized their strongest opinions below.

How useful are hifi reviews? We consider them useful for three things: (1) Surfacing new products you should demo in person at a dealer. (2) Learning which products reviewers unanimously praise as the best they've ever heard (this means they probably are legitimately great). (3) Identifying a product's unique attributes that satisfy your idiosyncratic needs and tastes. Beyond that, we  discount what reviewers say because they heap praise on everything—rarely being negative for fear of souring relationships with manufacturers. Further, they seldom have more than a couple products on-hand at once, relying on their imperfect memories to compare to past products.

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