The Black Cube is the classic among the phono preamps: since its product launch in 1995 it has enj..
Our classic Black Cube, equipped with the extra potent PWX power supply – this is the Black Cube S..
The advanced version of the multi-awarded Black Cube SE has a lot to offer: based on the SE audio ..
The Black Cube Statement is the entry-level model in our Black Cube series. With the usual high-gr..
An ambitious phono stage that forges a link between the Black Cube series and the top-of-the-line ..
The Silver Cube plays in the league of the world’s consummate phono stages. Dressed in a noble gui..
Audiophile all the way Needless to say that we selected the components for the Decade w..
Richard Gray Power Company TM（RGPC）成立於 1998 年，公司設立於美國新奧爾良，而生產工廠則設於美國芝加哥。始創人分別由主管技術研究部門總監 Mr. Richard..