Many years have passed since Unison Research started a small revolution in the world of hi-fi, presenting the market with its masterpiece—the Act integrated amplifier. Unison Research has since continued to run tests and experiments with the spirit of a technician in love with music, aspiring to find those hidden laws and secret that transform an amplifier into a magic box that can liberate music and give it vitality. We developed many new ideas so that the secret formula for a good amplifier could be completed, resulting in a new version of one of our most famous and beloved products.

Remote control: RC 2

Valve: 2 x ECC 83