Pass Labs HPA-1c: High-Class A Headphone Amplifier
By HiFi Editorial7 March 2026
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The Pass Labs HPA-1c headphone amplifier operates in pure Class A mode, ensuring unmatched audio fidelity and performance.
It features an 8 dB gain and an impressive frequency response of 10 Hz to 100 kHz with minimal deviation.
Output power is 3.5 W at 20 Ω and 200 mW at 300 Ω, catering to various headphone requirements.
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