AU440015B2 - Improvements in capacitive transducers - Google Patents

Improvements in capacitive transducers

Info

Publication number
AU440015B2
AU440015B2 AU54870/69A AU5487069A AU440015B2 AU 440015 B2 AU440015 B2 AU 440015B2 AU 54870/69 A AU54870/69 A AU 54870/69A AU 5487069 A AU5487069 A AU 5487069A AU 440015 B2 AU440015 B2 AU 440015B2
Authority
AU
Australia
Prior art keywords
capacitive transducers
transducers
capacitive
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
AU54870/69A
Other versions
AU5487069A (en
Inventor
Walter Davies Louis
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.)
Amalgamated Wireless Australasia Ltd
Original Assignee
Amalgamated Wireless Australasia 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 Amalgamated Wireless Australasia Ltd filed Critical Amalgamated Wireless Australasia Ltd
Priority to AU54870/69A priority Critical patent/AU440015B2/en
Publication of AU5487069A publication Critical patent/AU5487069A/en
Application granted granted Critical
Publication of AU440015B2 publication Critical patent/AU440015B2/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
    • H04R19/00—Electrostatic transducers
    • H04R19/01—Electrostatic transducers characterised by the use of electrets
    • H04R19/013—Electrostatic transducers characterised by the use of electrets for loudspeakers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R19/00—Electrostatic transducers
    • H04R19/01—Electrostatic transducers characterised by the use of electrets
    • H04R19/016—Electrostatic transducers characterised by the use of electrets for microphones

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
AU54870/69A 1969-12-24 1969-12-24 Improvements in capacitive transducers Expired AU440015B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU54870/69A AU440015B2 (en) 1969-12-24 1969-12-24 Improvements in capacitive transducers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU54870/69A AU440015B2 (en) 1969-12-24 1969-12-24 Improvements in capacitive transducers

Publications (2)

Publication Number Publication Date
AU5487069A AU5487069A (en) 1971-07-01
AU440015B2 true AU440015B2 (en) 1973-08-30

Family

ID=3740736

Family Applications (1)

Application Number Title Priority Date Filing Date
AU54870/69A Expired AU440015B2 (en) 1969-12-24 1969-12-24 Improvements in capacitive transducers

Country Status (1)

Country Link
AU (1) AU440015B2 (en)

Also Published As

Publication number Publication date
AU5487069A (en) 1971-07-01

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