GB724566A - Improvements in or relating to microphones comprising a diaphragm - Google Patents

Improvements in or relating to microphones comprising a diaphragm

Info

Publication number
GB724566A
GB724566A GB7336/53A GB733653A GB724566A GB 724566 A GB724566 A GB 724566A GB 7336/53 A GB7336/53 A GB 7336/53A GB 733653 A GB733653 A GB 733653A GB 724566 A GB724566 A GB 724566A
Authority
GB
United Kingdom
Prior art keywords
tube
microphones
diaphragm
open end
situated
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
GB7336/53A
Other languages
English (en)
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.)
Philips Electrical Industries Ltd
Original Assignee
Philips Electrical Industries Ltd
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 Philips Electrical Industries Ltd filed Critical Philips Electrical Industries Ltd
Publication of GB724566A publication Critical patent/GB724566A/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
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/222—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only  for microphones
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S411/00—Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener
    • Y10S411/999—Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener with retainer, e.g. tether

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
GB7336/53A 1952-03-20 1953-03-17 Improvements in or relating to microphones comprising a diaphragm Expired GB724566A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL310658X 1952-03-20

Publications (1)

Publication Number Publication Date
GB724566A true GB724566A (en) 1955-02-23

Family

ID=19783626

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7336/53A Expired GB724566A (en) 1952-03-20 1953-03-17 Improvements in or relating to microphones comprising a diaphragm

Country Status (6)

Country Link
US (1) US2720934A (cs)
BE (1) BE518558A (cs)
CH (1) CH310658A (cs)
DE (1) DE916955C (cs)
FR (1) FR1073068A (cs)
GB (1) GB724566A (cs)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1205149B (de) * 1959-09-07 1965-11-18 Sony Corp Roehrenmikrophon
US3517390A (en) * 1968-02-29 1970-06-23 Layne Whitehead High power acoustic radiator
US3895688A (en) * 1972-07-31 1975-07-22 Hyroacoustics Inc Acoustic transmitter

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR541251A (fr) * 1920-04-03 1922-07-25 Signal Gmbh Dispositif pour la suppression des troubles dans la réception acoustique
US2363686A (en) * 1943-10-29 1944-11-28 Harry F. Olson Acoustic Stethoscope

Also Published As

Publication number Publication date
DE916955C (de) 1954-08-23
US2720934A (en) 1955-10-18
CH310658A (de) 1955-10-31
BE518558A (cs)
FR1073068A (fr) 1954-09-20

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