GB436508A - Improvements in or relating to microphones - Google Patents

Improvements in or relating to microphones

Info

Publication number
GB436508A
GB436508A GB15129/35A GB1512935A GB436508A GB 436508 A GB436508 A GB 436508A GB 15129/35 A GB15129/35 A GB 15129/35A GB 1512935 A GB1512935 A GB 1512935A GB 436508 A GB436508 A GB 436508A
Authority
GB
United Kingdom
Prior art keywords
screen
diaphragm
new york
supported
sound waves
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
GB15129/35A
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.)
Electrical Research Products Inc
Original Assignee
Electrical Research Products Inc
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 Electrical Research Products Inc filed Critical Electrical Research Products Inc
Publication of GB436508A publication Critical patent/GB436508A/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
    • 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
    • H04R1/342—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 for microphones

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
GB15129/35A 1934-06-09 1935-05-24 Improvements in or relating to microphones Expired GB436508A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US436508XA 1934-06-09 1934-06-09

Publications (1)

Publication Number Publication Date
GB436508A true GB436508A (en) 1935-10-11

Family

ID=21928200

Family Applications (1)

Application Number Title Priority Date Filing Date
GB15129/35A Expired GB436508A (en) 1934-06-09 1935-05-24 Improvements in or relating to microphones

Country Status (3)

Country Link
FR (1) FR791874A (fr)
GB (1) GB436508A (fr)
NL (1) NL42911C (fr)

Also Published As

Publication number Publication date
NL42911C (fr)
FR791874A (fr) 1935-12-18

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