Based in the USA, products are developed both there and in London. Manufacturing is done in Taiwan to ensure a higher quality standard than in China.
Produces both transistor devices and tube devices. The product range covers devices of approx. 350 to 1000 euro according to noncommittal price recommendation.
Best known product is the classic CSV 3030 a tube hybrid amplifier with MosFET driver stage and power amplifier realized by EL 34 power methods. Still manufactured today in a current version.