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Accuphase A-300
Created to mark our 50th anniversary, the A-300 redefines the ideal for Class A power amplifiers. 20-parallel push-pull power MOS-FETs in the output stage improves performance by 25% over conventional models with outputs of 125 W into 8 ohms, 250 W into 4 ohms, 500 W into 2 ohms, and 1,000 W into 1 ohm that set the stage for enviable constant-voltage drive. The fully discrete balanced input amplifier achieves a level of quietness that will make you forget you are using audio equipment for reproduction. The A-300’s unmatched expressiveness lets you enjoy the most exquisite pieces from the world’s greatest composers.
- Class A driven output stage with 20-parallel push-pull power MOS-FETs
- Large linear output 125 W / 8 ohms, 250 W / 4 ohms, 500 W / 2 ohms, 1,000 W / 1 ohm
- Instrumentation amplifier principle
- Current feedback amplification circuits
- Balanced Remote Sensing
- Double MCS+ circuit
- High damping factor of 1,000
- Speaker output protection
- Highly reliable MOS-FET switches with no mechanical connections
- Signal input section with a fully discrete configuration for low noise
- Highly responsive large-scale bar graph power meter
- Connecting two pairs of A-300 supports bi-amping and bridged mode connection
- 4-step gain control
- High capacity 100,000 μF filtering capacitors
- Large speaker terminals connected directly to protection circuitry
- High-carbon cast iron insulator feet with superior damping characteristics
- Power amplification section on circuit boards using glass cloth fluorocarbon resin
- Aluminum hairline finish top plate
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Professional Reviews 62/100
Kinda Soggy
Sound Quality
50/100
Build Quality
84/100
Value for Money
85/100
The Accuphase A-300 pairs pure Class A power with an unusually ownership-friendly monoblock design: 125W into 8 ohms, formidable low-impedance headroom, and a high damping factor promise authoritative speaker control. Audiophilepure highlights the substantial handles, accommodating terminals, and exceptionally practical packaging—rare virtues in a flagship-scale amplifier.
What Reviewers Are Saying
Pros
High-output Class A design offers 125W into 8 ohms and rated power up to 1,000W into 1 ohm for demanding speaker loads.
Large front and rear handles, easily adjusted speaker terminals, and well-considered packaging make this heavy monoblock unusually manageable to install and repack.
&
Cons
Available independent review evidence provides no listening impressions, so its tonal character, resolution, imaging, and real-world speaker-control performance are not independently established.
SOUND QUALITY PERFORMANCE 50/100
The supplied review does not report on the A-300's sound. It offers no listening observations on resolution, tonal character, power delivery, or spatial presentation.
Transparency Resolution
50/100
The supplied review provides no listening comments on clarity, detail retrieval, background quietness, or grain. Its assessment is limited to physical handling and installation.
Tonal Balance Musicality
50/100
There are no reviewer observations about tonal balance, timbre, warmth, neutrality, or musical engagement. The A-300's sonic character is therefore not established by the available material.
Dynamics
50/100
The review does not discuss power, bass grip, transient impact, speaker control, or performance under demanding loads. No listening evidence is supplied regarding dynamic capability.
Soundstage Imaging
50/100
The available review says nothing about stereo width, depth, image focus, layering, or dimensionality. Spatial performance cannot be assessed from this evidence.
Assessments of Build Quality, Usability, and Overall Propositions.
Build Quality
84/100
The reviewer found this large monoblock unusually manageable to install and repack, praising the substantial front and rear handles and large, easily adjusted speaker terminals. Packaging is described as exceptionally thoughtful, with clearly positioned protective pieces, lifting aids, and a practical cloth cover; the review says little about internal construction, long-term durability, or electrical engineering.
Value for Money
85/100
At approximately $23,000-$24,975, the A-300 competes in the premium monoblock market. The supplied review does not directly compare its price or performance with competing amplifiers, though it does highlight the care given to ownership details such as connections, lifting, and packaging.
Reviews
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Verified Dealers
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Authorized dealers for Accuphase A-300
- Resolution A/V — in-store — New York City, New York, United States (website)
- AD Dealer — in-store — Los Angeles, California, United States (website)
- All Elite Audio — online and in-store — Perry Hall, Maryland, United States (website)
- Alma Music & Audio — online and in-store — San Diego, California, United States (website)
- Alpha High End — online and in-store — Brasschaat, Vlaams Gewest, Belgium (website)
- Ann Arbor Audio Design — in-store — Ann Arbor, Michigan, United States (website)
- Apex Audio Denver — in-store — Denver, Colorado, United States (website)
- Audio Antiquary — online — Italy (website)
- Audio Connexion — online and in-store — Burlington, Ontario, Canada (website)
- Audio Excellence (CA) — online and in-store — Markham, Ontario, Canada (website)
and 125 more verified dealers