CA1120580A - Single loudspeaker having a moving coil transducer for feedback purposes - Google Patents
Single loudspeaker having a moving coil transducer for feedback purposesInfo
- Publication number
- CA1120580A CA1120580A CA000280342A CA280342A CA1120580A CA 1120580 A CA1120580 A CA 1120580A CA 000280342 A CA000280342 A CA 000280342A CA 280342 A CA280342 A CA 280342A CA 1120580 A CA1120580 A CA 1120580A
- Authority
- CA
- Canada
- Prior art keywords
- transducer
- loudspeaker
- amplifier
- voice coil
- coil
- 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
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
- H04R3/002—Damping circuit arrangements for transducers, e.g. motional feedback circuits
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Circuit For Audible Band Transducer (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NZ18112776A NZ181127A (en) | 1976-06-01 | 1976-06-01 | Loudspeaker with motional feedback |
NZ181127 | 1976-06-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1120580A true CA1120580A (en) | 1982-03-23 |
Family
ID=19917758
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA000280342A Expired CA1120580A (en) | 1976-06-01 | 1977-06-10 | Single loudspeaker having a moving coil transducer for feedback purposes |
Country Status (7)
Country | Link |
---|---|
JP (1) | JPS5319823A (de) |
AU (1) | AU512135B2 (de) |
CA (1) | CA1120580A (de) |
DE (1) | DE2726184A1 (de) |
GB (1) | GB1534842A (de) |
NL (1) | NL7706404A (de) |
NZ (1) | NZ181127A (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS53108420A (en) * | 1977-03-03 | 1978-09-21 | Victor Co Of Japan Ltd | Speaker driving system |
JPS5936845U (ja) * | 1982-08-26 | 1984-03-08 | 三菱重工業株式会社 | 電気集塵装置 |
GB8321810D0 (en) * | 1983-08-12 | 1983-09-14 | Linn Prod Ltd | Loudspeaker with notional feedback |
NO172469C (no) * | 1984-01-25 | 1993-07-21 | Per Kirksaeter | Anordning for lydgjengivelsessystem |
GB2201318B (en) * | 1987-02-12 | 1990-10-24 | Udi Group Ltd | Electromechanical transducer |
GB8918975D0 (en) * | 1989-08-21 | 1989-10-04 | Birt David R | Improvements in moving coil loudspeakers |
DE4225854A1 (de) * | 1992-08-05 | 1994-02-10 | Nokia Deutschland Gmbh | Mittel-/Tiefton-Lautsprecher |
GB201712391D0 (en) | 2017-08-01 | 2017-09-13 | Turner Michael James | Controller for an electromechanical transducer |
GB2620787A (en) * | 2022-07-22 | 2024-01-24 | Gp Acoustics Uk Ltd | Loudspeakers |
-
1976
- 1976-06-01 NZ NZ18112776A patent/NZ181127A/xx unknown
-
1977
- 1977-06-08 AU AU25943/77A patent/AU512135B2/en not_active Expired
- 1977-06-10 JP JP6873377A patent/JPS5319823A/ja active Pending
- 1977-06-10 DE DE19772726184 patent/DE2726184A1/de active Pending
- 1977-06-10 CA CA000280342A patent/CA1120580A/en not_active Expired
- 1977-06-10 NL NL7706404A patent/NL7706404A/xx not_active Application Discontinuation
- 1977-06-13 GB GB2457577A patent/GB1534842A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB1534842A (en) | 1978-12-06 |
JPS5319823A (en) | 1978-02-23 |
NZ181127A (en) | 1981-04-24 |
DE2726184A1 (de) | 1977-12-22 |
NL7706404A (nl) | 1977-12-13 |
AU512135B2 (en) | 1980-09-25 |
AU2594377A (en) | 1978-12-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MKEX | Expiry |