BE767956A - MICROPHONE CARTRIDGE WITH AMPLIFIER - Google Patents

MICROPHONE CARTRIDGE WITH AMPLIFIER

Info

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
Application number
BE767956A
Other languages
French (fr)
Inventor
P Thompson
Original Assignee
Conrac Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Conrac Corp filed Critical Conrac Corp
Publication of BE767956A publication Critical patent/BE767956A/en

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)
BE767956A 1970-06-01 1971-06-01 MICROPHONE CARTRIDGE WITH AMPLIFIER BE767956A (en)

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 (en) 1971-12-01

Family

ID=21921598

Family Applications (1)

Application Number Title Priority Date Filing Date
BE767956A BE767956A (en) 1970-06-01 1971-06-01 MICROPHONE CARTRIDGE WITH AMPLIFIER

Country Status (5)

Country Link
US (1) US3660602A (en)
JP (1) JPS5126067B1 (en)
BE (1) BE767956A (en)
CA (1) CA929656A (en)
DE (2) DE2126556A1 (en)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
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 (en) * 1976-06-30 1978-01-17
JPS5627622A (en) * 1979-08-15 1981-03-18 Toyota Motor Corp Sensor
US4449236A (en) * 1982-04-08 1984-05-15 Walker Equipment Corporation Anti-side tone transmitter
FR2531299B1 (en) * 1982-08-02 1986-07-18 Depaepe Sa Henri ACOUSTO-ELECTRIC TRANSDUCER, ESPECIALLY FOR A PIEZOELECTRIC MICROPHONE
US4584702A (en) * 1983-12-19 1986-04-22 Walker Equipment Corporation Noise cancelling telephone transmitter insertable in telephone handset receptacle
FR2572616A1 (en) * 1984-10-30 1986-05-02 Thomson Csf PIEZOELECTRIC DIAPHRAGM ELECTRO-ACOUSTIC TRANSDUCER
FR2643771A1 (en) * 1989-02-27 1990-08-31 Horlogerie Photograph Fse PIEZOELECTRIC CAPSULE WITH CONDUCTIVE ELASTIC HOLDING COMPONENTS
FR2643772B1 (en) * 1989-02-27 1991-06-07 Horlogerie Photograph Fse PIEZOELECTRIC CAPSULE WITH FLAT RANGE AND ELASTIC HOLDING DEVICES
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
US20150139457A1 (en) * 2012-06-06 2015-05-21 Nec Casio Mobile Communications, Ltd. Speaker device and electronic device
USD901459S1 (en) * 2020-07-15 2020-11-10 Yang Zhao Microphone pop filter

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE548920A (en) * 1955-08-19
DE1076182B (en) * 1957-02-21 1960-02-25 F & H Schumann G M B H Filter arrangement for electro-acoustic converters
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 (en) * 1965-12-28 1967-12-16
JPS453072Y1 (en) * 1966-03-31 1970-02-10
JPS426962Y1 (en) * 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

Also Published As

Publication number Publication date
JPS5126067B1 (en) 1976-08-04
DE7120774U (en) 1973-01-18
DE2126556A1 (en) 1971-12-09
CA929656A (en) 1973-07-03
US3660602A (en) 1972-05-02

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