BE767956A - Cartouche microphonique avec amplificateur - Google Patents
Cartouche microphonique avec amplificateurInfo
- Publication number
- BE767956A BE767956A BE767956A BE767956A BE767956A BE 767956 A BE767956 A BE 767956A BE 767956 A BE767956 A BE 767956A BE 767956 A BE767956 A BE 767956A BE 767956 A BE767956 A BE 767956A
- Authority
- BE
- Belgium
- Prior art keywords
- amplifier
- microphone cartridge
- microphone
- cartridge
- Prior art date
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
- H04R17/00—Piezoelectric transducers; Electrostrictive transducers
- H04R17/02—Microphones
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US4237870A | 1970-06-01 | 1970-06-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE767956A true BE767956A (fr) | 1971-12-01 |
Family
ID=21921598
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE767956A BE767956A (fr) | 1970-06-01 | 1971-06-01 | Cartouche microphonique avec amplificateur |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3660602A (enrdf_load_stackoverflow) |
| JP (1) | JPS5126067B1 (enrdf_load_stackoverflow) |
| BE (1) | BE767956A (enrdf_load_stackoverflow) |
| CA (1) | CA929656A (enrdf_load_stackoverflow) |
| DE (2) | DE2126556A1 (enrdf_load_stackoverflow) |
Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3872470A (en) * | 1973-04-18 | 1975-03-18 | Airco Inc | Audible signal generating apparatus having selectively controlled audible output |
| US3947647A (en) * | 1974-03-21 | 1976-03-30 | E. F. Johnson Company | Microphone having improved transducer support |
| GB1515287A (en) * | 1974-05-30 | 1978-06-21 | Plessey Co Ltd | Piezoelectric transducers |
| US4035672A (en) * | 1975-02-06 | 1977-07-12 | Cts Corporation | Acoustic transducer with a dual purpose piezoelectric element |
| US4113999A (en) * | 1975-11-20 | 1978-09-12 | Warren A. Sturm | Hand held communications microphone |
| JPS534453U (enrdf_load_stackoverflow) * | 1976-06-30 | 1978-01-17 | ||
| JPS5627622A (en) * | 1979-08-15 | 1981-03-18 | Toyota Motor Corp | Sensor |
| USD274516S (en) | 1982-02-08 | 1984-07-03 | Walker Equipment Corporation | Telephone handset transmitter cup |
| USD274429S (en) | 1982-02-08 | 1984-06-26 | Walker Equipment Corporation | Telephone handset transmitter cup |
| US4449236A (en) * | 1982-04-08 | 1984-05-15 | Walker Equipment Corporation | Anti-side tone transmitter |
| FR2531299B1 (fr) * | 1982-08-02 | 1986-07-18 | Depaepe Sa Henri | Transducteur acousto-electrique, notamment pour microphone piezoelectrique |
| US4584702A (en) * | 1983-12-19 | 1986-04-22 | Walker Equipment Corporation | Noise cancelling telephone transmitter insertable in telephone handset receptacle |
| FR2572616A1 (fr) * | 1984-10-30 | 1986-05-02 | Thomson Csf | Transducteur electro-acoustique a diaphragme piezoelectrique |
| FR2643772B1 (fr) * | 1989-02-27 | 1991-06-07 | Horlogerie Photograph Fse | Capsule piezoelectrique a portee plane et organes de maintien elastiques |
| FR2643771A1 (fr) * | 1989-02-27 | 1990-08-31 | Horlogerie Photograph Fse | Capsule piezoelectrique a organes de maintien elastiques conducteurs |
| US5377273A (en) * | 1992-03-26 | 1994-12-27 | Hewlett-Packard Company | Batteryless power supply for transducers |
| US7212644B2 (en) * | 2000-05-26 | 2007-05-01 | California Institute Of Technology | Resonant frequency adjustment using tunable damping rods |
| IL180715A (en) * | 2007-01-15 | 2011-04-28 | Baran Advanced Technologies 1986 Ltd | Method for the fully automated production of a piezoelectric switch and a process therefor |
| JPWO2013183098A1 (ja) * | 2012-06-06 | 2016-01-21 | 日本電気株式会社 | スピーカ装置及び電子機器 |
| USD901459S1 (en) * | 2020-07-15 | 2020-11-10 | Yang Zhao | Microphone pop filter |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE548920A (enrdf_load_stackoverflow) * | 1955-08-19 | |||
| DE1076182B (de) * | 1957-02-21 | 1960-02-25 | F & H Schumann G M B H | Filteranordnung fuer elektro-akustische Wandler |
| US3130275A (en) * | 1962-10-15 | 1964-04-21 | Electro Voice | Microphone |
| US3440363A (en) * | 1965-11-26 | 1969-04-22 | Bell Telephone Labor Inc | Shock-resistant microphone |
| JPS4222077Y1 (enrdf_load_stackoverflow) * | 1965-12-28 | 1967-12-16 | ||
| JPS453072Y1 (enrdf_load_stackoverflow) * | 1966-03-31 | 1970-02-10 | ||
| JPS426962Y1 (enrdf_load_stackoverflow) * | 1966-11-08 | 1967-03-31 | ||
| US3497731A (en) * | 1967-09-19 | 1970-02-24 | Gen Dynamics Corp | Bender type transducers |
| US3564303A (en) * | 1968-10-07 | 1971-02-16 | Westinghouse Electric Corp | Encapsulated transducer assembly |
-
1970
- 1970-06-01 US US42378A patent/US3660602A/en not_active Expired - Lifetime
-
1971
- 1971-05-28 DE DE19712126556 patent/DE2126556A1/de active Pending
- 1971-05-28 DE DE19717120774U patent/DE7120774U/de not_active Expired
- 1971-06-01 BE BE767956A patent/BE767956A/xx unknown
- 1971-06-01 CA CA114473A patent/CA929656A/en not_active Expired
- 1971-06-01 JP JP46038192A patent/JPS5126067B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CA929656A (en) | 1973-07-03 |
| DE2126556A1 (de) | 1971-12-09 |
| US3660602A (en) | 1972-05-02 |
| JPS5126067B1 (enrdf_load_stackoverflow) | 1976-08-04 |
| DE7120774U (de) | 1973-01-18 |
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