IT1009707B - Perfezionamento nei trasduttori elettroacustici - Google Patents

Perfezionamento nei trasduttori elettroacustici

Info

Publication number
IT1009707B
IT1009707B IT20988/74A IT2098874A IT1009707B IT 1009707 B IT1009707 B IT 1009707B IT 20988/74 A IT20988/74 A IT 20988/74A IT 2098874 A IT2098874 A IT 2098874A IT 1009707 B IT1009707 B IT 1009707B
Authority
IT
Italy
Prior art keywords
improvement
electroacoustic transducers
electroacoustic
transducers
Prior art date
Application number
IT20988/74A
Other languages
English (en)
Original Assignee
Int Standard Electric 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 Int Standard Electric Corp filed Critical Int Standard Electric Corp
Application granted granted Critical
Publication of IT1009707B publication Critical patent/IT1009707B/it

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
    • H04R11/00—Transducers of moving-armature or moving-core type

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
IT20988/74A 1973-03-27 1974-04-08 Perfezionamento nei trasduttori elettroacustici IT1009707B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1454573A GB1385161A (en) 1973-03-27 1973-03-27 Electro-acoustic transducers

Publications (1)

Publication Number Publication Date
IT1009707B true IT1009707B (it) 1976-12-20

Family

ID=10043157

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20988/74A IT1009707B (it) 1973-03-27 1974-04-08 Perfezionamento nei trasduttori elettroacustici

Country Status (7)

Country Link
US (1) US3919500A (it)
AU (1) AU6687974A (it)
BR (1) BR7402241D0 (it)
ES (1) ES424660A1 (it)
GB (1) GB1385161A (it)
IT (1) IT1009707B (it)
ZA (1) ZA74410B (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201234336Y (zh) 2008-07-18 2009-05-06 比亚迪股份有限公司 一种听筒单元
KR20110063792A (ko) * 2008-08-29 2011-06-14 더 펜 스테이트 리서어치 파운데이션 밸런스드 아마추어 장치의 왜곡을 감소시키는 방법 및 장치

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1671105A (en) * 1927-06-23 1928-05-29 Farrand Mfg Co Inc Actuating device for loud speakers
US2276951A (en) * 1939-02-25 1942-03-17 Standard Oil Dev Co Chlorinated polyisobutylene and process of making the same
US2588327A (en) * 1948-01-31 1952-03-04 Dictaphone Corp Recorder head
US3111496A (en) * 1960-11-14 1963-11-19 Us Rubber Co High temperature blowing of rubber and plastics with alkali metal azodicarboxylate
US3334195A (en) * 1964-06-25 1967-08-01 Artnell Company Magnetic speaker construction

Also Published As

Publication number Publication date
AU6687974A (en) 1975-09-25
BR7402241D0 (pt) 1974-11-19
ES424660A1 (es) 1976-10-16
GB1385161A (en) 1975-02-26
ZA74410B (en) 1974-11-27
US3919500A (en) 1975-11-11

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