NL7414931A - Voedings- en uitgangsschakeling voor toepassing bij een microfoon. - Google Patents
Voedings- en uitgangsschakeling voor toepassing bij een microfoon.Info
- Publication number
- NL7414931A NL7414931A NL7414931A NL7414931A NL7414931A NL 7414931 A NL7414931 A NL 7414931A NL 7414931 A NL7414931 A NL 7414931A NL 7414931 A NL7414931 A NL 7414931A NL 7414931 A NL7414931 A NL 7414931A
- Authority
- NL
- Netherlands
- Prior art keywords
- microphone
- power supply
- output circuit
- circuit
- output
- 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
- H04R3/00—Circuits for transducers, loudspeakers or microphones
- H04R3/04—Circuits for transducers, loudspeakers or microphones for correcting frequency response
- H04R3/06—Circuits for transducers, loudspeakers or microphones for correcting frequency response of electrostatic transducers
-
- 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
- H04R19/04—Microphones
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Amplifiers (AREA)
- Circuit For Audible Band Transducer (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1973131983U JPS5139561Y2 (nl) | 1973-11-15 | 1973-11-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL7414931A true NL7414931A (nl) | 1975-05-20 |
Family
ID=15070796
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7414931A NL7414931A (nl) | 1973-11-15 | 1974-11-15 | Voedings- en uitgangsschakeling voor toepassing bij een microfoon. |
Country Status (8)
Country | Link |
---|---|
US (1) | US3961202A (nl) |
JP (1) | JPS5139561Y2 (nl) |
CA (1) | CA1001959A (nl) |
DE (1) | DE2454043C2 (nl) |
FR (1) | FR2251977B1 (nl) |
GB (1) | GB1471709A (nl) |
IT (1) | IT1025747B (nl) |
NL (1) | NL7414931A (nl) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4214214A (en) * | 1978-08-03 | 1980-07-22 | Merriman George W | Connecting cable |
DE2942641A1 (de) * | 1979-10-22 | 1981-04-30 | Deutsche Itt Industries Gmbh, 7800 Freiburg | Telefon-sprechkapsel-innenschaltung als kohlemikrophonersatz |
US5377273A (en) * | 1992-03-26 | 1994-12-27 | Hewlett-Packard Company | Batteryless power supply for transducers |
US5585767A (en) * | 1995-04-27 | 1996-12-17 | Wright, Jr.; Thomas G. | Impedance matching cable system for electronically coupling musical instruments to amplifiers |
JP4304118B2 (ja) * | 2004-04-22 | 2009-07-29 | 株式会社オーディオテクニカ | マイクロホンの出力コネクタ |
JP4911914B2 (ja) * | 2005-04-18 | 2012-04-04 | 株式会社オーディオテクニカ | コンデンサーマイクロホン |
JP5967823B2 (ja) * | 2012-10-24 | 2016-08-10 | 株式会社オーディオテクニカ | 可変指向性コンデンサマイクロホン |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2377121A (en) * | 1944-04-07 | 1945-05-29 | Gen Electric | Tone and volume control means |
US3015695A (en) * | 1958-01-31 | 1962-01-02 | Revere Camera Co | Amplifier system for magnetic recorder-reproducer |
US3048659A (en) * | 1959-03-30 | 1962-08-07 | Motorola Inc | Microphone preamplifier |
US3305638A (en) * | 1964-02-17 | 1967-02-21 | Steven D Teachout | Condenser microphone circuit with solid electrolyte battery polarizing source |
JPS4890447A (nl) * | 1972-03-02 | 1973-11-26 | ||
US3848197A (en) * | 1973-04-09 | 1974-11-12 | Us Air Force | Boost-surge power supply |
-
1973
- 1973-11-15 JP JP1973131983U patent/JPS5139561Y2/ja not_active Expired
-
1974
- 1974-11-13 US US05/523,366 patent/US3961202A/en not_active Expired - Lifetime
- 1974-11-14 CA CA213,690A patent/CA1001959A/en not_active Expired
- 1974-11-14 DE DE2454043A patent/DE2454043C2/de not_active Expired
- 1974-11-14 GB GB4930474A patent/GB1471709A/en not_active Expired
- 1974-11-15 FR FR7437791A patent/FR2251977B1/fr not_active Expired
- 1974-11-15 NL NL7414931A patent/NL7414931A/nl not_active Application Discontinuation
- 1974-11-15 IT IT7429497A patent/IT1025747B/it active
Also Published As
Publication number | Publication date |
---|---|
FR2251977B1 (nl) | 1982-09-17 |
JPS5139561Y2 (nl) | 1976-09-28 |
DE2454043A1 (de) | 1975-05-22 |
GB1471709A (en) | 1977-04-27 |
JPS5075633U (nl) | 1975-07-02 |
FR2251977A1 (nl) | 1975-06-13 |
AU7529974A (en) | 1976-05-13 |
DE2454043C2 (de) | 1984-01-26 |
IT1025747B (it) | 1978-08-30 |
US3961202A (en) | 1976-06-01 |
CA1001959A (en) | 1976-12-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
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 | ||
A85 | Still pending on 85-01-01 | ||
BV | The patent application has lapsed |