Uploaded February 2024 | Updated September 2026, 50 minutes ago

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Sadly FOSI has neutered the ZA3 balanced amplifier because they are focusing their marketing strategy around numbers, and not REAL WORLD USE!

The Scientific Audiophile exposes this truth in this video.

AudioScienceReview link to the ZA3 review:
audiosciencereview.com/forum/index.php?threads/fosi-audio-za3-amplifier-review.52139

Amplifier power calculator for your reference:
crownaudio.com/en-US/tools/calculators