FR30461E - Non-rigid vibrating diaphragm microphone - Google Patents

Non-rigid vibrating diaphragm microphone

Info

Publication number
FR30461E
FR30461E FR30461DA FR30461E FR 30461 E FR30461 E FR 30461E FR 30461D A FR30461D A FR 30461DA FR 30461 E FR30461 E FR 30461E
Authority
FR
France
Prior art keywords
vibrating diaphragm
diaphragm microphone
rigid vibrating
rigid
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.)
Societe des Etablissements Gaumont
Original Assignee
Societe des Etablissements Gaumont
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 Societe des Etablissements Gaumont filed Critical Societe des Etablissements Gaumont
Application granted granted Critical
Publication of FR30461E publication Critical patent/FR30461E/en
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00Details of transducers, loudspeakers or microphones
    • H04R1/08Mouthpieces; Microphones; Attachments therefor
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R7/00Diaphragms for electromechanical transducers; Cones
    • H04R7/02Diaphragms for electromechanical transducers; Cones characterised by the construction
    • H04R7/04Plane diaphragms

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
FR30461D 1925-01-10 1925-01-10 Non-rigid vibrating diaphragm microphone Expired FR30461E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR30461T 1925-01-10

Publications (1)

Publication Number Publication Date
FR30461E true FR30461E (en) 1926-07-17

Family

ID=8668369

Family Applications (3)

Application Number Title Priority Date Filing Date
FR577396D Expired FR577396A (en) 1925-01-10 1923-04-18 Non-rigid vibrating diaphragm microphone
FR30085D Expired FR30085E (en) 1925-01-10 1924-09-09 Non-rigid vibrating diaphragm microphone
FR30461D Expired FR30461E (en) 1925-01-10 1925-01-10 Non-rigid vibrating diaphragm microphone

Family Applications Before (2)

Application Number Title Priority Date Filing Date
FR577396D Expired FR577396A (en) 1925-01-10 1923-04-18 Non-rigid vibrating diaphragm microphone
FR30085D Expired FR30085E (en) 1925-01-10 1924-09-09 Non-rigid vibrating diaphragm microphone

Country Status (1)

Country Link
FR (3) FR577396A (en)

Also Published As

Publication number Publication date
FR30085E (en) 1926-01-26
FR577396A (en) 1924-09-04

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