ZA722573B - Improvements in or relating to electro-acoustical transducers - Google Patents

Improvements in or relating to electro-acoustical transducers

Info

Publication number
ZA722573B
ZA722573B ZA722573A ZA722573A ZA722573B ZA 722573 B ZA722573 B ZA 722573B ZA 722573 A ZA722573 A ZA 722573A ZA 722573 A ZA722573 A ZA 722573A ZA 722573 B ZA722573 B ZA 722573B
Authority
ZA
South Africa
Prior art keywords
electro
relating
acoustical transducers
acoustical
transducers
Prior art date
Application number
ZA722573A
Other languages
English (en)
Inventor
F Beil
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 ZA722573B publication Critical patent/ZA722573B/xx

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
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/16—Mounting or tensioning of diaphragms or cones
    • H04R7/18—Mounting or tensioning of diaphragms or cones at the periphery

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Telephone Set Structure (AREA)
ZA722573A 1971-04-23 1972-04-17 Improvements in or relating to electro-acoustical transducers ZA722573B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2119913A DE2119913C3 (de) 1971-04-23 1971-04-23 Elektroakustischer Wandler

Publications (1)

Publication Number Publication Date
ZA722573B true ZA722573B (en) 1973-01-31

Family

ID=5805701

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA722573A ZA722573B (en) 1971-04-23 1972-04-17 Improvements in or relating to electro-acoustical transducers

Country Status (14)

Country Link
AR (1) AR192770A1 (es)
AT (1) AT307530B (es)
BE (1) BE782492A (es)
BG (1) BG22860A3 (es)
BR (1) BR7202428D0 (es)
CH (1) CH545576A (es)
DE (1) DE2119913C3 (es)
FR (1) FR2134020B1 (es)
GB (1) GB1348734A (es)
IT (1) IT957218B (es)
LU (1) LU65212A1 (es)
NL (1) NL7205092A (es)
SE (1) SE374474B (es)
ZA (1) ZA722573B (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5330296A (en) * 1976-09-01 1978-03-22 Seiko Instr & Electronics Ltd Electro-acoustic transducer
FR2542552B1 (fr) * 1983-03-07 1986-04-11 Thomson Csf Transducteur electroacoustique a diaphragme piezo-electrique

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE88657C (es) *
FR1084139A (fr) * 1952-10-06 1955-01-17 Microphone à condensateur pour réception directionnelle

Also Published As

Publication number Publication date
BE782492A (fr) 1972-10-23
CH545576A (es) 1974-01-31
IT957218B (it) 1973-10-10
DE2119913A1 (de) 1972-11-09
DE2119913C3 (de) 1974-08-08
FR2134020B1 (es) 1974-12-20
FR2134020A1 (es) 1972-12-01
NL7205092A (es) 1972-10-25
GB1348734A (en) 1974-03-20
LU65212A1 (es) 1972-07-13
BR7202428D0 (pt) 1973-06-28
AT307530B (de) 1973-05-25
SE374474B (es) 1975-03-03
BG22860A3 (es) 1977-04-20
DE2119913B2 (de) 1974-01-17
AR192770A1 (es) 1973-03-14

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