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 and its subsidiaries gateprotect GmbH, Sirrix AG, Rohde & Schwarz SlT GmbH, ipoque GmbH and Denyall offer a broad range of stuff for IT and network security. The activities are now bundled in Rohde & Schwarz Cybersecurity GmbH. Rohde & Schwarz supplies interoperable radiocommunications systems for military, government and civil applications. It is currently working on the development of software defined radio (SDR). At the end of 2008 the German armed forces commissioned the company to develop an SDR base unit for their future joint radio system (SVFuA). More than 200 airports around the world deploy Rohde & Schwarz radiocommunications