FR1116479A - Microphone - Google Patents

Microphone

Info

Publication number
FR1116479A
FR1116479A FR1116479DA FR1116479A FR 1116479 A FR1116479 A FR 1116479A FR 1116479D A FR1116479D A FR 1116479DA FR 1116479 A FR1116479 A FR 1116479A
Authority
FR
France
Prior art keywords
microphone
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Krone KG
Original Assignee
Krone KG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Krone KG filed Critical Krone KG
Application granted granted Critical
Publication of FR1116479A publication Critical patent/FR1116479A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R21/00—Variable-resistance transducers
    • H04R21/02—Microphones
    • H04R21/021—Microphones with granular resistance material

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
FR1116479D 1953-11-25 1954-11-03 Microphone Expired FR1116479A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1116479X 1953-11-25

Publications (1)

Publication Number Publication Date
FR1116479A true FR1116479A (en) 1956-05-08

Family

ID=7724132

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1116479D Expired FR1116479A (en) 1953-11-25 1954-11-03 Microphone

Country Status (2)

Country Link
BE (1) BE533537A (en)
FR (1) FR1116479A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1040603B (en) * 1957-06-18 1958-10-09 Krone Kg Light speech capsule for interrogation sets or the like.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1040603B (en) * 1957-06-18 1958-10-09 Krone Kg Light speech capsule for interrogation sets or the like.

Also Published As

Publication number Publication date
BE533537A (en)

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