SPL more than 30 years Sound Performance Lab from Germany developes audio gear for music, film, multimedia, hifi and broadcast.

Milestones of the company’s R&D history were:

  • The invention of the patented Vitalizer® sound optimization.
  • The invention of the Transient Designer – the mother of all transient designing tools.
  • The invention of the Auto-dynamic De-Esser – eliminating S-sounds by phase cancellation.
  • The launch of the world’s first discrete 5.1 surround miking system Atmos 5.1 already in 1998.
  • The development of the 120V rail op-amps which are the integral components of the top-of-line SPL products, setting new benchmarks in audio signal processing to outperform any existing analog or digital audio format.
  • The invention of the Phonitor matrix that produces a loudspeaker equivalent playback on headphones.

They strive to create innovative and fascinating audio products.

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