2004 vs Acurus DIA-100 mkII
The DIA-100 mkII's power @ 4ω is 150W against the 2004's 200W, its signal-to-noise 100 dB against 110 dB, and its thd 0.090% against 0.050%. Both share power @ 8ω (100W).
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Estimated price (community-sourced)
Around — community and catalog average, updates slowly
The Aragon 2004 MKII is a high-current stereo power amplifier from the 1990s, engineered by legendary designer Dan D'Agostino. Its dual-mono architecture employs a massive toroidal transformer and quad-array transistor pre-driver stage, with output transistors matched across 30+ parameters. The amplifier doubles its 8Ω power rating when driving 4Ω loads (200W continuous) and maintains stable operation into 2Ω and 1Ω loads, making it exceptionally capable with demanding speakers.
Amplification power output and characteristics
Analog signal output specifications
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 2004 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 DIA-100 mkII's power @ 4ω is 150W against the 2004's 200W, its signal-to-noise 100 dB against 110 dB, and its thd 0.090% against 0.050%. Both share power @ 8ω (100W).
The GFA-555's power @ 8ω is 200W against the 2004's 100W, its power @ 4ω 325W against 200W, and its thd 0.090% against 0.050%. Both share signal-to-noise (110 dB).
Both turn up in the same documented systems.
The 4004 II's power @ 8ω is 200W against the 2004's 100W and its power @ 4ω 400W against 200W. Both share signal-to-noise (110 dB) and thd (0.050%).
Both turn up in the same documented systems.
The BasX A2's power @ 8ω is 160W against the 2004's 100W, its signal-to-noise 112 dB against 110 dB, its power @ 4ω 250W against 200W, and its thd 0.020% against 0.050%.
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