CA929656A - Microphone cartridge with amplifier - Google Patents

Microphone cartridge with amplifier

Info

Publication number
CA929656A
CA929656A CA114473A CA114473A CA929656A CA 929656 A CA929656 A CA 929656A CA 114473 A CA114473 A CA 114473A CA 114473 A CA114473 A CA 114473A CA 929656 A CA929656 A CA 929656A
Authority
CA
Canada
Prior art keywords
amplifier
microphone cartridge
microphone
cartridge
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
Application number
CA114473A
Other languages
English (en)
Other versions
CA114473S (en
Inventor
Thompson Paul
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Conrac Corp
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
Application granted granted Critical
Publication of CA929656A publication Critical patent/CA929656A/en
Expired legal-status Critical Current

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
CA114473A 1970-06-01 1971-06-01 Microphone cartridge with amplifier Expired CA929656A (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
CA929656A true CA929656A (en) 1973-07-03

Family

ID=21921598

Family Applications (1)

Application Number Title Priority Date Filing Date
CA114473A Expired CA929656A (en) 1970-06-01 1971-06-01 Microphone cartridge with amplifier

Country Status (5)

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

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 (fr) * 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 (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
FR2643771A1 (fr) * 1989-02-27 1990-08-31 Horlogerie Photograph Fse Capsule piezoelectrique a organes de maintien elastiques conducteurs
FR2643772B1 (fr) * 1989-02-27 1991-06-07 Horlogerie Photograph Fse Capsule piezoelectrique a portee plane et organes de maintien elastiques
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
CN104335598A (zh) * 2012-06-06 2015-02-04 Nec卡西欧移动通信株式会社 扬声器设备和电子设备
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 (fr) * 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 (fr) * 1965-12-28 1967-12-16
JPS453072Y1 (fr) * 1966-03-31 1970-02-10
JPS426962Y1 (fr) * 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
DE2126556A1 (de) 1971-12-09
BE767956A (fr) 1971-12-01
JPS5126067B1 (fr) 1976-08-04
DE7120774U (de) 1973-01-18
US3660602A (en) 1972-05-02

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