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Premium AI Voice Guide
PROLiam's bench-side rundown of the Akai AM-U7.
Real-time streaming voice — specs, history, restoration pain points, market value.
Sonic Similarity Analysis
Both are ~85-90W integrated amps with a real phono stage and a clean, punchy, low-distortion signature. The Yamaha A-S801 carries the AM-U7's power-with-finesse philosophy and adds a modern DAC.
Akai AM-U7
vs.
Yamaha A-S801
90W
Watts / ch @ 8Ω
85W
0dB
S/N Ratio
100dB
30
Damping Factor
240
0.03%
THD
0.019%
20.5 lbs
Weight
22.5 lbs
4-16 Ω
Speaker Ohms
4-16 Ω
—
Frequency Response
5Hz - 100kHz
Vintage (used avg)
$275
Modern (new)
$999
Difference
$724more new
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Synergy Score · Pro
How well does the Akai AM-U7 lock in with your speakers?
Scored on bench-corrected power (not just brochure watts), impedance and current demand, tonal complementarity, and decades of community pairing wisdom.
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