Pass Labs HPA-1c: High-Class A Headphone Amplifier

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.