For more than 15 years Unison Research products have been admired and appreciated around the world. From very beginning our purpose has always been to provide enjoyment throught listening to music. To that deceptively simple goal we bring a lifetime of experience in both valve and solid-state electronics design - and a genuine passion for making equipment that will give lasting pleasure. Look inside any Unison Research amplifier and you will fin our renowned build quality, careful attention to detail and a very high standard of material content. Many of the key components - such as the mains and output trasformers which are vital for good sound quality - are madi in-house. You will also find advanced technology and many unique features, the fruit of original thinking by our designers in partnership with one of Italy's most respected Institutes of Advanced Electronics Research.