ZA73976B - Improvements in or relating to electro-acoustic transducer - Google Patents

Improvements in or relating to electro-acoustic transducer

Info

Publication number
ZA73976B
ZA73976B ZA730976A ZA73976A ZA73976B ZA 73976 B ZA73976 B ZA 73976B ZA 730976 A ZA730976 A ZA 730976A ZA 73976 A ZA73976 A ZA 73976A ZA 73976 B ZA73976 B ZA 73976B
Authority
ZA
South Africa
Prior art keywords
electro
relating
acoustic transducer
acoustic
transducer
Prior art date
Application number
ZA730976A
Inventor
E Mueller
H Schierl
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of ZA73976B publication Critical patent/ZA73976B/en

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
    • H04R17/00—Piezoelectric transducers; Electrostrictive transducers
    • H04R17/02—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
    • H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
    • H04R1/04—Structural association of microphone with electric circuitry therefor

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Transducers For Ultrasonic Waves (AREA)
ZA730976A 1972-02-29 1973-02-12 Improvements in or relating to electro-acoustic transducer ZA73976B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722209607 DE2209607B1 (en) 1972-02-29 1972-02-29 ELECTROACOUSTIC CONVERTER

Publications (1)

Publication Number Publication Date
ZA73976B true ZA73976B (en) 1973-11-28

Family

ID=5837462

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA730976A ZA73976B (en) 1972-02-29 1973-02-12 Improvements in or relating to electro-acoustic transducer

Country Status (13)

Country Link
AR (1) AR193485A1 (en)
AT (1) AT318021B (en)
BE (1) BE796100A (en)
BR (1) BR7301463D0 (en)
CH (1) CH552926A (en)
DE (1) DE2209607B1 (en)
FR (1) FR2174044B1 (en)
GB (1) GB1397662A (en)
IT (1) IT979509B (en)
LU (1) LU67103A1 (en)
NL (1) NL7302654A (en)
SE (1) SE387510B (en)
ZA (1) ZA73976B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5595998A (en) * 1979-01-15 1980-07-21 Molex Inc Connector assembly for converter
EP0158230B1 (en) * 1984-04-11 1987-07-29 Siemens Aktiengesellschaft Piezoelectric-acoustic transducer for electroacoustic units with constructional features for assembling
DE3425176A1 (en) * 1984-07-09 1986-02-20 Fernsprech Und Signalbau Kg Sc Piezoelectric telephone capsule
DE3425175A1 (en) * 1984-07-09 1986-03-27 Fernsprech- und Signalbau KG Schüler & Vershoven, 4300 Essen Piezoelectric acoustic transducer
FI103747B (en) 1998-01-29 1999-08-31 Emf Acoustics Oy Ltd The vibration transducer unit

Also Published As

Publication number Publication date
AR193485A1 (en) 1973-04-23
AT318021B (en) 1974-09-25
SE387510B (en) 1976-09-06
DE2209607B1 (en) 1974-01-31
BE796100A (en) 1973-08-28
CH552926A (en) 1974-08-15
FR2174044B1 (en) 1979-06-29
AU5210973A (en) 1974-08-15
LU67103A1 (en) 1973-05-03
DE2209607A1 (en) 1974-01-31
FR2174044A1 (en) 1973-10-12
GB1397662A (en) 1975-06-18
NL7302654A (en) 1973-08-31
BR7301463D0 (en) 1974-05-16
IT979509B (en) 1974-09-30

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