Uploaded September 2023 | Updated September 2026, 21 hours ago

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We review the FOSI v3 amplifier and compare it to a top flight Yamaha A-S2100 Integrated amp.

Amazon purchase link: bit.ly/azitv3
Aliexpress link: aliexpress.com/item/1005005605031795.html
Official purchase link: bit.ly/fosiaudiov3
10% off promo code: YTB10V3FA (only works for official website)

Chapters:
0:00 Introduction FOSI v3
0:25 Unboxing FOSI v3
2:32 Background
3:59 The Good
5:29 The Bad
7:50 The Ugly
12:51 Yamaha R-S300
14:00 Equipment Used for Testing
14:40 Setting Levels
16:00 Music Test - Jack In The Green
18:33 16 kHZ Test
19:18 Music Test - Good Times Bad Times
20:00 REW Test Sweeps
23:40 Conclusion
24:40 Wine Rating