Berthold Schwarz Berthold Schwarz Berthold Schwarz (sometimes spelled Schwartz), also known as Berthold the Black and "der Schwartzer", was a legendary German (or in some accounts Danish or Greek) alchemist of the late 14th century, credited with the invention of gunpowder by 15th- through 19th-century European literature. The purported period of Schwarz' activity (late 14th century) thus falls between the first reports of gunpowder in Europe (late 13th century) and the development of effective applications in artillery (mid 15th century). It is unclear whether Schwarz is a historical person. It has been suggested that he was a historical alchemist who had developed
Rohde & Schwarz and commissioning of turnkey T&M and communications equipment worldwide. This includes infotainment test systems for automobile production, mobile ATC systems as well as complete electronics workshops for technical service. Rohde & Schwarz International Operations supports the Asia/Pacific and Middle East/Africa sales organization (= Rohde & Schwarz Regional Headquarters Singapore Pte. Ltd.). Rohde & Schwarz SIT GmbH provides solutions for information and communications security that have been approved by the German Federal Office for Information Security (BSI) and NATO/SECAN. The key activities of the company are the development of crypto products and systems as well as consulting and IT security analyses