Schwarz Stein Schwarz Stein Schwarz Stein is a Japanese visual kei electronic music duo formed by Hora (洞) and Kaya (迦夜) in 2001 (as "Rudolf Steiner"), who disbanded in 2004 and regrouped in 2014. During its first three years of activity, the group consisted of Kaya on vocals (ex-Isola) and Hora (ex-Velvet Eden) as keyboardist and programmer. The two originally worked together under the alias Rudolf Steiner until their signing to ex-Malice Mizer guitarist Mana's record label Midi:Nette. Upon their 're-formation', Mana discarded the name Rudolf Steiner and christened the duo "Schwarz Stein" (pseudo-German for "Black Stone"). Prior to their name change,
Rohde & Schwarz in Germany, including the around 2,000 employees at the Munich headquarters. Worldwide the company has a total of around 11,500 employees in over 70 countries. It is family-owned and self-financing. Exports account for around 90 percent of revenues. The company invests around 16 percent of its annual net revenue into research and development. Central R&D is located at company headquarters in Munich, Germany. Most products are manufactured in the Rohde & Schwarz plants in Memmingen (in Bavaria, Germany), Teisnach (in Bavaria, Germany) and Vimperk (Czech Republic). In 2005, Rohde & Schwarz acquired Hameg Instruments GmbH, a German test and measurement