NL8100906A - Elektrostatische geluidsomzetter. - Google Patents

Elektrostatische geluidsomzetter. Download PDF

Info

Publication number
NL8100906A
NL8100906A NL8100906A NL8100906A NL8100906A NL 8100906 A NL8100906 A NL 8100906A NL 8100906 A NL8100906 A NL 8100906A NL 8100906 A NL8100906 A NL 8100906A NL 8100906 A NL8100906 A NL 8100906A
Authority
NL
Netherlands
Prior art keywords
metal
insulating
membrane
sound transducer
electrostatic
Prior art date
Application number
NL8100906A
Other languages
English (en)
Dutch (nl)
Original Assignee
Bulgarsko Radio
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 Bulgarsko Radio filed Critical Bulgarsko Radio
Publication of NL8100906A publication Critical patent/NL8100906A/nl

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)
NL8100906A 1981-02-21 1981-02-25 Elektrostatische geluidsomzetter. NL8100906A (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8105563 1981-02-21
GB8105563A GB2094098B (en) 1981-02-21 1981-02-21 Electrostatic transducer

Publications (1)

Publication Number Publication Date
NL8100906A true NL8100906A (nl) 1982-09-16

Family

ID=10519875

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8100906A NL8100906A (nl) 1981-02-21 1981-02-25 Elektrostatische geluidsomzetter.

Country Status (6)

Country Link
US (1) US4383139A (de)
JP (1) JPS57125600A (de)
DE (1) DE3107282C2 (de)
FR (1) FR2500706B1 (de)
GB (1) GB2094098B (de)
NL (1) NL8100906A (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4533794A (en) * 1983-05-23 1985-08-06 Beveridge Harold N Electrode for electrostatic transducer
US4533795A (en) * 1983-07-07 1985-08-06 American Telephone And Telegraph Integrated electroacoustic transducer
JPH05218947A (ja) * 1992-02-05 1993-08-27 Nec Corp 無線選択呼出受信機
JP3277498B2 (ja) * 1992-10-24 2002-04-22 ソニー株式会社 スピーカ装置
CN102355619A (zh) * 2011-08-15 2012-02-15 董斌 一种平板静电扬声器
US9210497B2 (en) * 2012-09-06 2015-12-08 Shure Acquisition Holdings, Inc. Electrostatic earphone
US10231060B2 (en) * 2015-12-23 2019-03-12 Sennheiser Electronic Gmbh & Co. Kg Electrostatic headphones
US10582295B1 (en) * 2016-12-20 2020-03-03 Amazon Technologies, Inc. Bone conduction speaker for head-mounted wearable device

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3008013A (en) * 1954-07-20 1961-11-07 Ferranti Ltd Electrostatic loudspeakers
US3084229A (en) * 1960-03-11 1963-04-02 Ampex Electrostatic earphone
US3345469A (en) * 1964-03-02 1967-10-03 Rod Dev Corp Electrostatic loudspeakers
JPS493617A (de) * 1972-04-20 1974-01-12
JPS5223333Y2 (de) * 1972-06-17 1977-05-27
DE2247609C2 (de) * 1972-09-28 1974-05-30 Dyckerhoff & Widmann Ag, 8000 Muenchen Verfahren zum Herstellen eines Brückenbauwerks aus Spannbeton im abschnittsweisen freien Vorbau
DE2330800C3 (de) * 1973-06-16 1981-10-01 Sennheiser Electronic Kg, 3002 Wedemark Elektroakustischer Wandler nach dem elektrostatischen Prinzip und Verfahren zu dessen Herstellung
US3935397A (en) * 1974-01-28 1976-01-27 Electronic Industries, Inc. Electrostatic loudspeaker element
NL7512512A (nl) * 1975-10-27 1977-04-29 Bernardus Gradus Peters Werkwijze en inrichting voor het vervaardigen van een elektrostatische luidspreker.
US4188513A (en) * 1978-11-03 1980-02-12 Northern Telecom Limited Electret microphone with simplified electrical connections by printed circuit board mounting

Also Published As

Publication number Publication date
GB2094098B (en) 1984-09-05
DE3107282A1 (de) 1982-09-23
DE3107282C2 (de) 1983-05-26
JPS57125600A (en) 1982-08-04
FR2500706B1 (fr) 1986-07-25
FR2500706A1 (fr) 1982-08-27
GB2094098A (en) 1982-09-08
US4383139A (en) 1983-05-10

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Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
BV The patent application has lapsed