CH252811A - Electrostatic acoustic device. - Google Patents

Electrostatic acoustic device.

Info

Publication number
CH252811A
CH252811A CH252811DA CH252811A CH 252811 A CH252811 A CH 252811A CH 252811D A CH252811D A CH 252811DA CH 252811 A CH252811 A CH 252811A
Authority
CH
Switzerland
Prior art keywords
acoustic device
electrostatic acoustic
electrostatic
acoustic
Prior art date
Application number
Other languages
French (fr)
Inventor
S E M S A R L Etablissements
Original Assignee
S E M S A R L Ets
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 S E M S A R L Ets filed Critical S E M S A R L Ets
Publication of CH252811A publication Critical patent/CH252811A/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
    • H04R19/00—Electrostatic transducers
    • 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
    • H04R19/02—Loudspeakers

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
CH252811D 1946-01-22 1946-04-15 Electrostatic acoustic device. CH252811A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR252811X 1946-01-22

Publications (1)

Publication Number Publication Date
CH252811A true CH252811A (en) 1948-01-31

Family

ID=8884273

Family Applications (1)

Application Number Title Priority Date Filing Date
CH252811D CH252811A (en) 1946-01-22 1946-04-15 Electrostatic acoustic device.

Country Status (3)

Country Link
BE (1) BE464634A (en)
CH (1) CH252811A (en)
GB (1) GB610297A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2330800A1 (en) * 1973-06-16 1975-01-09 Sennheiser Electronic Electrostatic electroacoustic transducer - is balanced push-pull transducer with inner electrode between two outer electrodes

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2659022A (en) * 1951-05-22 1953-11-10 Tele King Corp Electrostatic deflection system
US3008013A (en) * 1954-07-20 1961-11-07 Ferranti Ltd Electrostatic loudspeakers
US2910539A (en) * 1956-07-27 1959-10-27 William L Hartsfield Microphones
US3118022A (en) * 1961-08-07 1964-01-14 Bell Telephone Labor Inc Electroacoustic transducer
US3458713A (en) * 1966-11-01 1969-07-29 Northern Electric Co Polycarbonate electrets
NL143362B (en) * 1968-07-10 1974-09-16 Tno METHOD OF FORMING A ONE-SIDED METALLIZED ELECTRICAL PHOELY, AND SUCH AN ELECTRICAL FOELY FORMED ACCORDING TO THIS METHOD.
US3748727A (en) * 1968-07-11 1973-07-31 W Swain Method of making electret transducers

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2330800A1 (en) * 1973-06-16 1975-01-09 Sennheiser Electronic Electrostatic electroacoustic transducer - is balanced push-pull transducer with inner electrode between two outer electrodes

Also Published As

Publication number Publication date
BE464634A (en)
GB610297A (en) 1948-10-13

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