BE413508A - - Google Patents

Info

Publication number
BE413508A
BE413508A BE413508DA BE413508A BE 413508 A BE413508 A BE 413508A BE 413508D A BE413508D A BE 413508DA BE 413508 A BE413508 A BE 413508A
Authority
BE
Belgium
Prior art keywords
telephone
voltage
microphone
terminals
opposite direction
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE413508A publication Critical patent/BE413508A/fr

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00Circuits for transducers, loudspeakers or microphones
    • H04R3/002Damping circuit arrangements for transducers, e.g. motional feedback circuits

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Telephone Function (AREA)
BE413508D BE413508A (cg-RX-API-DMAC7.html)

Publications (1)

Publication Number Publication Date
BE413508A true BE413508A (cg-RX-API-DMAC7.html)

Family

ID=77024

Family Applications (1)

Application Number Title Priority Date Filing Date
BE413508D BE413508A (cg-RX-API-DMAC7.html)

Country Status (1)

Country Link
BE (1) BE413508A (cg-RX-API-DMAC7.html)

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