JPH0127348Y2 - - Google Patents
Info
- Publication number
- JPH0127348Y2 JPH0127348Y2 JP1980132083U JP13208380U JPH0127348Y2 JP H0127348 Y2 JPH0127348 Y2 JP H0127348Y2 JP 1980132083 U JP1980132083 U JP 1980132083U JP 13208380 U JP13208380 U JP 13208380U JP H0127348 Y2 JPH0127348 Y2 JP H0127348Y2
- Authority
- JP
- Japan
- Prior art keywords
- coil
- amplifier
- constant
- constant current
- drive
- 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
Links
Landscapes
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1980132083U JPH0127348Y2 (enrdf_load_html_response) | 1980-09-16 | 1980-09-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1980132083U JPH0127348Y2 (enrdf_load_html_response) | 1980-09-16 | 1980-09-16 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5756085U JPS5756085U (enrdf_load_html_response) | 1982-04-01 |
| JPH0127348Y2 true JPH0127348Y2 (enrdf_load_html_response) | 1989-08-15 |
Family
ID=29492340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1980132083U Expired JPH0127348Y2 (enrdf_load_html_response) | 1980-09-16 | 1980-09-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0127348Y2 (enrdf_load_html_response) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5316621A (en) * | 1976-07-29 | 1978-02-15 | Michi Yagiyuu | Electroacoustic transducer |
-
1980
- 1980-09-16 JP JP1980132083U patent/JPH0127348Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5756085U (enrdf_load_html_response) | 1982-04-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US3838216A (en) | Device to effectively eliminate the motion induced back emf in a loudspeaker system in the region of fundamental acoustic resonance | |
| US4550430A (en) | Sound reproducing system utilizing motional feedback and an improved integrated magnetic structure | |
| US4256923A (en) | Sound reproducing system utilizing motional feedback and integrated magnetic structure | |
| US4335274A (en) | Sound reproduction system | |
| US4201886A (en) | Plural concentric moving coil speaker with push-pull voltage follower direct coupling | |
| JP2005333601A (ja) | スピーカー・ユニット駆動負帰還増幅器 | |
| US2727949A (en) | Loudspeaker | |
| CN111107475B (zh) | 一种扬声器 | |
| CN211128183U (zh) | 一种扬声器 | |
| JPH0127348Y2 (enrdf_load_html_response) | ||
| US3935399A (en) | Loud speakers | |
| WO2004112429A1 (fr) | Lecteur electromagnetique a faible inductance sans excitation du circuit a flux magnetique | |
| CN214429690U (zh) | 一种主动降噪耳机的喇叭及主动降噪耳机 | |
| EP0409429A2 (en) | Loudspeaker drive unit | |
| JPH0342796Y2 (enrdf_load_html_response) | ||
| JP2000270394A (ja) | 音響再生装置 | |
| JPS6311819Y2 (enrdf_load_html_response) | ||
| Steiger | Transistor power amplifier with negative output impedence | |
| JPS6236340Y2 (enrdf_load_html_response) | ||
| CN100479532C (zh) | 一种不激励磁路的低电感电磁驱动器 | |
| GB2235350A (en) | Improvements in moving coil loudspeakers | |
| JPS6116696A (ja) | スピ−カ装置 | |
| JPS584319Y2 (ja) | オンバンヨウピツクアツプカ−トリツジ | |
| JPH04266299A (ja) | スピーカ装置 | |
| JPH0628877Y2 (ja) | 電流検出回路 |