SE84UFO2 vs SE84UFO2.1
The SE84UFO2.1's power @ 4ω is 6W against the SE84UFO2's 2.3W. Both share power @ 8ω (2.3W), low-frequency extension (10 Hz), and high-frequency extension (80 kHz).
Both turn up in the same documented systems.
AI-generated product photo — not official manufacturer imagery.
Estimated price (community-sourced)
Around — community and catalog average, updates slowly
The Decware SE84UFO2 Super Zen Triode Amplifier is a highly regarded, handcrafted tube amplifier designed and built in the USA by Decware. It is celebrated for its simplicity, reliability, and exceptional audio performance, especially when paired with efficient loudspeakers. The amplifier features a minimalist signal path, point-to-point wiring, and no circuit boards, resulting in a pure, transparent sound. It is designed for audiophiles seeking a natural, musical presentation with a focus on clarity and detail.
Amplification power output and characteristics
Analog signal output specifications
Input and output connections
Size, weight, and appearance
Specifications are community-contributed and may not be accurate or complete. Verify all details with the manufacturer before making purchasing decisions. Terms & Conditions
Components that show up alongside the SE84UFO2 in real systems. A verdict means the pair has been checked for compatibility and headroom — open it to see how the two get along.
The closest alternatives on specs, description and the systems they turn up in, with the specs they share set side by side.
The SE84UFO2.1's power @ 4ω is 6W against the SE84UFO2's 2.3W. Both share power @ 8ω (2.3W), low-frequency extension (10 Hz), and high-frequency extension (80 kHz).
Both turn up in the same documented systems.
The Headphone Amp's power @ 8ω is 2W against the SE84UFO2's 2.3W, its output voltage 7.0V RMS against 1.5V RMS, its class A against Tube, and its width 178 mm against 203.2 mm.
The Mini Torii's power @ 8ω is 3.9W against the SE84UFO2's 2.3W, its class A against Tube, its height 165.1 mm against 203.2 mm, and its width 307.7 mm against 203.2 mm.
The DiaLogue Four's power @ 8ω is 42W against the SE84UFO2's 2.3W, its output voltage 0.9V RMS against 1.5V RMS, and its height 210 mm against 203.2 mm. Both share class (Tube).
Rogue Audio M150
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