GB2074418B - Electro acoustic transducers - Google Patents

Electro acoustic transducers

Info

Publication number
GB2074418B
GB2074418B GB8012362A GB8012362A GB2074418B GB 2074418 B GB2074418 B GB 2074418B GB 8012362 A GB8012362 A GB 8012362A GB 8012362 A GB8012362 A GB 8012362A GB 2074418 B GB2074418 B GB 2074418B
Authority
GB
United Kingdom
Prior art keywords
acoustic transducers
electro acoustic
electro
transducers
acoustic
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
GB8012362A
Other versions
GB2074418A (en
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.)
STC PLC
Original Assignee
Standard Telephone and Cables PLC
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 Standard Telephone and Cables PLC filed Critical Standard Telephone and Cables PLC
Priority to GB8012362A priority Critical patent/GB2074418B/en
Publication of GB2074418A publication Critical patent/GB2074418A/en
Application granted granted Critical
Publication of GB2074418B publication Critical patent/GB2074418B/en
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R11/00Transducers 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)
GB8012362A 1980-04-15 1980-04-15 Electro acoustic transducers Expired GB2074418B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8012362A GB2074418B (en) 1980-04-15 1980-04-15 Electro acoustic transducers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8012362A GB2074418B (en) 1980-04-15 1980-04-15 Electro acoustic transducers

Publications (2)

Publication Number Publication Date
GB2074418A GB2074418A (en) 1981-10-28
GB2074418B true GB2074418B (en) 1983-10-19

Family

ID=10512795

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8012362A Expired GB2074418B (en) 1980-04-15 1980-04-15 Electro acoustic transducers

Country Status (1)

Country Link
GB (1) GB2074418B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9225650D0 (en) * 1992-12-04 1993-01-27 Knowles Electronics Co An electroacoustic transducer

Also Published As

Publication number Publication date
GB2074418A (en) 1981-10-28

Similar Documents

Publication Publication Date Title
DE3171229D1 (en) Electro acoustic planar transducer
SG64388G (en) Electro-acoustic transducers
GB2081552B (en) Electret transducer
JPS57122856A (en) Transducer sound lens
JPS57207500A (en) Electric/acoustic transducer
DE3174643D1 (en) Force transducer
EP0140618A3 (en) Acoustic transducer
GB2081052B (en) An electroacoustic transducer assembly
AU549079B2 (en) Electro acoustic transducer
GB2049352B (en) Electro acoustic transducer
JPS57118500A (en) Piezoelectric microphone
GB2070388B (en) Transducer
GB2144600B (en) Electro acoustic transducer
ZA811320B (en) Electro-acoustic transducer arrangements
JPS56153518A (en) Transducer
JPS56153519A (en) Transducer
DE3172788D1 (en) Ultrasonic transducer
GB2096860B (en) Piezoelectric sound transducer
JPS5724997A (en) Acoustic alarm
DE3162963D1 (en) Electroacoustic transducers
GB2059715B (en) Electro acoustic transducers
GB2071961B (en) Electro-acoustic transducer
GB1557879A (en) Electro acoustic transducers
GB2074418B (en) Electro acoustic transducers
JPS5782255A (en) Transducer unit

Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee