Unison Research Performance
Best high end tube amplifier for dedicated audiophiles seeking artisanal design.
This handcrafted tube amplifier delivers a rich, warm, and highly detailed soundstage that brings music to life with authentic character. It is a sophisticated centerpiece for high-end audio systems, prioritizing pure sonic fidelity and elegant, artisanal construction over modern digital convenience.
$14999.00
at
Sound Approach
More Performance options
Who it's for
- Audiophiles seeking a warm, emotionally engaging tube listening experience
- Design-conscious listeners who value artisanal aesthetics and premium build quality
- Music lovers with moderately sensitive speakers needing reliable tube power
Who should skip it
- Users with enclosed cabinets or small, poorly ventilated listening spaces
- Listeners with limited floor space or lightweight furniture
- Budget-conscious hobbyists wary of expensive long-term upkeep
Performance breakdown
Harmonic Richness
The triple-parallel circuit delivers unparalleled tube warmth and emotional texture.
Build Craftsmanship
Exquisite Italian construction that doubles as a stunning centerpiece.
Dynamic Authority
Forty watts of Class A power drives most speakers with effortless grace.
Sonic Transparency
Balances vintage tube character with modern, high-resolution clarity.
Connectivity Versatility
Standard analog inputs cover the essentials but lack modern digital integration.
Maintenance Demand
Requires regular tube monitoring and careful handling for optimal performance.
Key Specs
Output power
40W/channel
Tube complement
6 x KT88, 2 x ECC82, 2 x ECC83
Operating Mode
Pure Class A
Power stage
Triple-parallel single-ended ultralinear
Bandwidth
20Hz – 25kHz
Output impedance
4 Ohms, 8 Ohms
Input impedance
47k Ohms
Inputs
4 x line, 1 x tape (RCA)
Outputs
1 x tape (RCA)
Dimensions
H 23.6 inches x W 18.9 inches x D 9.3 inches
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