4. Electrical audio signal processing systems and devices
  5. Directive circuits for microphones

Christopher T. Welsh

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Directional microphone

Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Element or attachment
Patent

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Directional microphone

Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Element or attachment
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Directional microphone system

Electrical audio signal processing systems and devices – Directive circuits for microphones
Patent

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Microphone

Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Element or attachment
Patent

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Portable loudspeaker/directional microphone peripheral

Acoustics – Sound-modifying means – Housing or enclosure
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Profile ID: LFUS-PAI-P-284966

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