Improving sound performance with flagship technology: New "MUSES8921" Operational Amplifier
By HiFi Editorial24 February 2026
Key Highlights
The MUSES8921 by Nisshinbo Micro Devices is a new dual J-FET input operational amplifier aimed at enhancing audio quality.
It is based on the MUSES8920/A and incorporates advanced technologies from flagship models to improve signal and power path design.
The device features a noise figure of 8.0nV/√Hz, bandwidth of 11.0MHz, harmonic distortion of 0.0004%, and a slew rate of 25V/μs.
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