GB1258464A - - Google Patents

Info

Publication number
GB1258464A
GB1258464A GB1258464DA GB1258464A GB 1258464 A GB1258464 A GB 1258464A GB 1258464D A GB1258464D A GB 1258464DA GB 1258464 A GB1258464 A GB 1258464A
Authority
GB
United Kingdom
Prior art keywords
diaphragm
microphone
aug
sound
microphones
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
Other languages
English (en)
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 filed Critical
Publication of GB1258464A publication Critical patent/GB1258464A/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; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/08—Mouthpieces; Microphones; Attachments therefor

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Sanitary Device For Flush Toilet (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
GB1258464D 1968-08-17 1969-08-18 Expired GB1258464A (https=)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19681762748 DE1762748B2 (de) 1968-08-17 1968-08-17 Handmikrofon fuer diktiergeraete

Publications (1)

Publication Number Publication Date
GB1258464A true GB1258464A (https=) 1971-12-30

Family

ID=5697176

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1258464D Expired GB1258464A (https=) 1968-08-17 1969-08-18

Country Status (3)

Country Link
AT (1) AT305400B (https=)
DE (1) DE1762748B2 (https=)
GB (1) GB1258464A (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11051094B2 (en) 2019-10-25 2021-06-29 Shore Acquisition Holdings, Inc. Interchangeable port acoustical cap for microphones

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11051094B2 (en) 2019-10-25 2021-06-29 Shore Acquisition Holdings, Inc. Interchangeable port acoustical cap for microphones

Also Published As

Publication number Publication date
AT305400B (de) 1973-02-26
DE1762748B2 (de) 1971-06-24
DE1762748A1 (de) 1970-10-22

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees