 The RAD Group was founded by brothers Yehuda (born 1942) and Zohar (born 1949) Zisapel, in Tel Aviv, Israel.Both brothers studied electrical engineering at the Technion – Israel Institute of Technology.Yehuda started his career in the 1960s working for Motorola Israel but in 1973 decided to start his own business importing and distributing computer networking equipment, a company called Bitcom.