ZA74476B - Improvements in or relating to electric acoustic transducers - Google Patents

Improvements in or relating to electric acoustic transducers

Info

Publication number
ZA74476B
ZA74476B ZA740476A ZA74476A ZA74476B ZA 74476 B ZA74476 B ZA 74476B ZA 740476 A ZA740476 A ZA 740476A ZA 74476 A ZA74476 A ZA 74476A ZA 74476 B ZA74476 B ZA 74476B
Authority
ZA
South Africa
Prior art keywords
relating
acoustic transducers
electric acoustic
electric
transducers
Prior art date
Application number
ZA740476A
Inventor
M Farbey
Original Assignee
Int Stanard 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 Stanard Electric Corp filed Critical Int Stanard Electric Corp
Publication of ZA74476B publication Critical patent/ZA74476B/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
    • 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)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
ZA740476A 1973-03-01 1974-01-23 Improvements in or relating to electric acoustic transducers ZA74476B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB996073A GB1376414A (en) 1973-03-01 1973-03-01 Electro acoustic-transducers

Publications (1)

Publication Number Publication Date
ZA74476B true ZA74476B (en) 1974-12-24

Family

ID=9881960

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA740476A ZA74476B (en) 1973-03-01 1974-01-23 Improvements in or relating to electric acoustic transducers

Country Status (3)

Country Link
GB (1) GB1376414A (en)
IT (1) IT1051573B (en)
ZA (1) ZA74476B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201234336Y (en) 2008-07-18 2009-05-06 比亚迪股份有限公司 Receiver unit

Also Published As

Publication number Publication date
GB1376414A (en) 1974-12-04
IT1051573B (en) 1981-05-20

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