JP2568674Y2 - 音響装置 - Google Patents
音響装置Info
- Publication number
- JP2568674Y2 JP2568674Y2 JP1988038440U JP3844088U JP2568674Y2 JP 2568674 Y2 JP2568674 Y2 JP 2568674Y2 JP 1988038440 U JP1988038440 U JP 1988038440U JP 3844088 U JP3844088 U JP 3844088U JP 2568674 Y2 JP2568674 Y2 JP 2568674Y2
- Authority
- JP
- Japan
- Prior art keywords
- vibrator
- resonator
- helmholtz resonator
- port
- resonance
- Prior art date
- 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 - Lifetime
Links
Landscapes
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1988038440U JP2568674Y2 (ja) | 1988-03-25 | 1988-03-25 | 音響装置 |
DE68919495T DE68919495T2 (de) | 1988-03-25 | 1989-03-17 | Akustischer Apparat. |
EP89104837A EP0334238B1 (en) | 1988-03-25 | 1989-03-17 | Acoustic Apparatus |
US07/326,880 US5173575A (en) | 1988-03-25 | 1989-03-21 | Acoustic apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1988038440U JP2568674Y2 (ja) | 1988-03-25 | 1988-03-25 | 音響装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH01143591U JPH01143591U (US06650917-20031118-M00005.png) | 1989-10-02 |
JP2568674Y2 true JP2568674Y2 (ja) | 1998-04-15 |
Family
ID=31264990
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1988038440U Expired - Lifetime JP2568674Y2 (ja) | 1988-03-25 | 1988-03-25 | 音響装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2568674Y2 (US06650917-20031118-M00005.png) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2539351Y2 (ja) * | 1990-08-30 | 1997-06-25 | 松下電器産業株式会社 | スピーカ装置 |
CN109413559A (zh) * | 2018-08-30 | 2019-03-01 | 南京粒子声学科技有限公司 | 一种利用赫姆霍兹消声器实现矢量传感器校准的装置 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57151088U (US06650917-20031118-M00005.png) * | 1981-03-17 | 1982-09-22 | ||
JPS58173992U (ja) * | 1982-05-18 | 1983-11-21 | パイオニア株式会社 | スピ−カシステム |
NL8501719A (nl) * | 1985-06-14 | 1987-01-02 | Philips Nv | Basreflex luidsprekersysteem. |
-
1988
- 1988-03-25 JP JP1988038440U patent/JP2568674Y2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH01143591U (US06650917-20031118-M00005.png) | 1989-10-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US4109116A (en) | Hearing aid receiver with plural transducers | |
JP3144230B2 (ja) | 低音再生スピーカ | |
US3727719A (en) | Sound reproducing system | |
JP2506068B2 (ja) | ポ−ト付スピ−カ・システム | |
US5173575A (en) | Acoustic apparatus | |
JPH01254096A (ja) | 音響装置 | |
JPH03130700U (US06650917-20031118-M00005.png) | ||
JPH01243800A (ja) | 音響再生帯域拡大装置およびその方法 | |
KR200417799Y1 (ko) | 동 위상 저음 반전 방식의 출력 구조를 갖는 전기음향변환유닛 | |
JP2605321B2 (ja) | 音響装置 | |
US3473625A (en) | Sound reproduction system and loudspeaker assembly | |
US20130202145A1 (en) | Earphone | |
JP2701279B2 (ja) | 音響装置 | |
JP2568674Y2 (ja) | 音響装置 | |
JPH08111896A (ja) | 電気音響変換器 | |
JPH02195797A (ja) | スピーカシステム | |
JP2000050384A (ja) | スピーカ装置 | |
JP2832951B2 (ja) | 電子楽器のスピーカシステム | |
US20020012439A1 (en) | Diaphragm-type bass loudspeaker | |
JP2020088711A (ja) | 電気音響変換器 | |
JP2020088710A (ja) | 電気音響変換器 | |
JP2000152358A (ja) | スピーカ装置 | |
JPH11308691A (ja) | スピーカ装置 | |
JP2682989B2 (ja) | スピーカ | |
JPH05236586A (ja) | 高質量低共振スピーカーシステム |