Milestones (Highlight)

• 1963
  Foundation of the company by Carl Spitzenberger and Hans Spies Priority: Transistors as power amplifiers
  
  
• 1964
  First transistor amplifier with a power of 200W
  
  
• 1968
  Three-phase supply systems / control oscillators
  
  
• 1976
  Beginning of the export within Europe
  
  
• 1977
  Relocation to the new premices
  first computer controlled devices
  
  
• 1980
  Development of test systems for automatic circuit breakers
  
  
• 1981
  Beginning of the worldwide export
  
  
• 1985
  Increased application of microprocessor technology / IEEE control
  
  
• 1986
  Test systems for the public power supply
  
  
• 1986
  Relocation into the present working area in the industrial district of Viechtach
  
  
• 1986
  Design of a linear amplifier system with a peak power of 0.75MW
  
  
• 1992
  PHE Basic System as mains simulation system and for the measurement of mains reactions
  
  
• 1994
  Amplifier PAS series → the first amplifier in conformity with standard on the market
  
  
• 1995
  Basic EMC System with Windows Software®
  
  
• 1996
  Measurement-, control- and simulation unit „SyCore“
  
  
• 1996
  Magnetic field simulation
  
  
• 1998
  Amplifier-integrated measurement- and control unit „DDS“
  
  
• 1999
  Analyser Reference System type „ARS“ for the evaluation of mains reactions
  
  
• 2000
  Extensive enlargement of our Basic EMC System according to new standards in the EMC directive
  
  
• 2001
  Automotive Supply Simulation 12V, 24V and new 42V
  
  
• 2003
  40th anniversary of the company
  
  
• 2007
  Three-phase mains simulation system type DM 90000/PAS/S based upon an invention of our company (applied for a patent in the Munich patent office, titled „Power Amplifier System“, AZ 10 2006 036 481.3)