HPA-1

HPA-1 headphone amplifier was designed from the outset to be one of the best-sounding headphone amplifiers on the market. With its low feedback, wide bandwidth, and direct-coupled MOSFET output stage, this musical powerhouse effortlessly, powerfully, and elegantly drives even the most demanding headphone loads. HPA-1 can also be used as a line-level preamplifier, delivering sound quality comparable to higher-priced counterparts. Real-world testing shows excellent power output and exceptional sound quality.

Technical Specifications

Gain (dB): 8 dB
Frequency Response: 10 Hz – 100 K – 1 dB
Output Power under 20 Ohm Load: 3500 mW
Total Harmonic Distortion Plus Noise: 0.005300 ohms at 1 V output
Output Power under Load: 200 mW (H): 27.94 x 34.29 x 10.16 cm <
Weight: 6.35 kg