FR1516687A - Electro-dynamic microphone - Google Patents

Electro-dynamic microphone

Info

Publication number
FR1516687A
FR1516687A FR100258A FR100258A FR1516687A FR 1516687 A FR1516687 A FR 1516687A FR 100258 A FR100258 A FR 100258A FR 100258 A FR100258 A FR 100258A FR 1516687 A FR1516687 A FR 1516687A
Authority
FR
France
Prior art keywords
electro
dynamic microphone
microphone
dynamic
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
FR100258A
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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
Priority claimed from NL6604014A external-priority patent/NL6604014A/xx
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Priority to FR100258A priority Critical patent/FR1516687A/en
Application granted granted Critical
Publication of FR1516687A publication Critical patent/FR1516687A/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
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
    • H04R1/34—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means
    • H04R1/38—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means in which sound waves act upon both sides of a diaphragm and incorporating acoustic phase-shifting means, e.g. pressure-gradient microphone
FR100258A 1966-03-26 1967-03-24 Electro-dynamic microphone Expired FR1516687A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR100258A FR1516687A (en) 1966-03-26 1967-03-24 Electro-dynamic microphone

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL6604014A NL6604014A (en) 1966-03-26 1966-03-26
FR100258A FR1516687A (en) 1966-03-26 1967-03-24 Electro-dynamic microphone

Publications (1)

Publication Number Publication Date
FR1516687A true FR1516687A (en) 1968-03-08

Family

ID=26175100

Family Applications (1)

Application Number Title Priority Date Filing Date
FR100258A Expired FR1516687A (en) 1966-03-26 1967-03-24 Electro-dynamic microphone

Country Status (1)

Country Link
FR (1) FR1516687A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2531299A1 (en) * 1982-08-02 1984-02-03 Depaepe Sa Henri Acousto-electric transducer, in particular for a piezoelectric microphone.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2531299A1 (en) * 1982-08-02 1984-02-03 Depaepe Sa Henri Acousto-electric transducer, in particular for a piezoelectric microphone.

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