FI-MainGroup/Facet-Choice

  • H04S1/00
  • Two-channel systems (H04S 5/00, H04S 7/00 take precedence) [3] HB CC 5D162
  • H04S3/00
  • Systems employing more than two channels, e.g. quadraphonic (H04S 5/00, H04S 7/00 take precedence) [3] HB CC 5D162
  • H04S5/00
  • Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation (arrangements for producing a reverberation or echo sound G10K 15/08) [3] HB CC 5D162
  • H04S7/00
  • Indicating arrangements; Control arrangements, e.g. balance control [3] HB CC 5D162
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