hpa reviewd by ON-mag
"Handcrafted in Greece, the Lab12 HPA is primarily a headphone amp which can also be used as a preamp and which is equipped with a USB DAC input. Its design is old-fashioned, not to say anachronistic, with tube stages ...
hpa reviewed by fairaudio
"..The tube-equipped headphone amplifier Lab12 hpa scores with a tonally balanced, minimally warmer reproduction, high resolution and a vivid stage representation. He is also very stable dynamically..." -Thomas Kopanz read the review ...