FR2388449B1 - - Google Patents

Info

Publication number
FR2388449B1
FR2388449B1 FR7712489A FR7712489A FR2388449B1 FR 2388449 B1 FR2388449 B1 FR 2388449B1 FR 7712489 A FR7712489 A FR 7712489A FR 7712489 A FR7712489 A FR 7712489A FR 2388449 B1 FR2388449 B1 FR 2388449B1
Authority
FR
France
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
FR7712489A
Other versions
FR2388449A1 (fr
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.)
PETERS BERNARDUS
Original Assignee
PETERS BERNARDUS
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 PETERS BERNARDUS filed Critical PETERS BERNARDUS
Publication of FR2388449A1 publication Critical patent/FR2388449A1/fr
Application granted granted Critical
Publication of FR2388449B1 publication Critical patent/FR2388449B1/fr
Granted 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
    • H04R19/02—Loudspeakers

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
FR7712489A 1975-10-27 1977-04-22 Haut-parleur electrostatique et son procede d'execution Granted FR2388449A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7512512A NL7512512A (nl) 1975-10-27 1975-10-27 Werkwijze en inrichting voor het vervaardigen van een elektrostatische luidspreker.

Publications (2)

Publication Number Publication Date
FR2388449A1 FR2388449A1 (fr) 1978-11-17
FR2388449B1 true FR2388449B1 (fr) 1982-02-26

Family

ID=19824732

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7712489A Granted FR2388449A1 (fr) 1975-10-27 1977-04-22 Haut-parleur electrostatique et son procede d'execution

Country Status (4)

Country Link
DE (1) DE2600742C3 (fr)
FR (1) FR2388449A1 (fr)
GB (1) GB1559519A (fr)
NL (1) NL7512512A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57125600A (en) * 1981-02-21 1982-08-04 Bulgarsko Radio Electrostatic acoustic converter
DE4022933A1 (de) * 1990-07-19 1992-01-23 Kordes & Echle Audio Gmbh Elektrostatischer lautsprecher

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3403234A (en) * 1964-09-11 1968-09-24 Northrop Corp Acoustic transducer
FR1465965A (fr) * 1966-01-21 1967-01-13 Perfectionnements aux haut-parleurs électrostatiques de grandes dimensions
GB1262506A (en) * 1968-04-29 1972-02-02 Lloyd Joseph Bobb Electrostatic loudspeaker
US3821490A (en) * 1970-10-09 1974-06-28 Chester C Pond Electroacoustic transducer especially electrostatic speakers and systems
JPS4830417A (fr) * 1971-08-19 1973-04-21

Also Published As

Publication number Publication date
GB1559519A (en) 1980-01-23
FR2388449A1 (fr) 1978-11-17
DE2600742B2 (de) 1981-06-25
DE2600742C3 (de) 1982-02-25
DE2600742A1 (de) 1977-04-28
NL7512512A (nl) 1977-04-29

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Legal Events

Date Code Title Description
ST Notification of lapse