GB313870A - Improvements in condenser microphones - Google Patents

Improvements in condenser microphones

Info

Publication number
GB313870A
GB313870A GB27493/28A GB2749328A GB313870A GB 313870 A GB313870 A GB 313870A GB 27493/28 A GB27493/28 A GB 27493/28A GB 2749328 A GB2749328 A GB 2749328A GB 313870 A GB313870 A GB 313870A
Authority
GB
United Kingdom
Prior art keywords
diaphragm
clamped
rigid electrode
condenser
ring
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
GB27493/28A
Other languages
English (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.)
British Thomson Houston Co Ltd
Original Assignee
British Thomson Houston Co Ltd
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 British Thomson Houston Co Ltd filed Critical British Thomson Houston Co Ltd
Publication of GB313870A publication Critical patent/GB313870A/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
    • H04R19/00—Electrostatic transducers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R19/00—Electrostatic transducers
    • H04R19/04—Microphones

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
GB27493/28A 1928-06-18 1928-09-25 Improvements in condenser microphones Expired GB313870A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US286107A US1758777A (en) 1928-06-18 1928-06-18 Condenser microphone

Publications (1)

Publication Number Publication Date
GB313870A true GB313870A (en) 1929-09-26

Family

ID=23097106

Family Applications (1)

Application Number Title Priority Date Filing Date
GB27493/28A Expired GB313870A (en) 1928-06-18 1928-09-25 Improvements in condenser microphones

Country Status (4)

Country Link
US (1) US1758777A (https=)
BE (1) BE361603A (https=)
FR (1) FR679150A (https=)
GB (1) GB313870A (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK152639C (da) * 1982-10-08 1989-03-13 Niels Martin Jensen Fremgangsmaade og apparat til udspaending og fastgoerelse af en tynd folie
USD605183S1 (en) * 2007-11-02 2009-12-01 Sennheiser Electronic Gmbh & Co. Kg Microphone
US7514626B1 (en) 2007-12-14 2009-04-07 John Jerome Snyder Method and apparatus for electrostatic pickup for stringed musical instruments

Also Published As

Publication number Publication date
FR679150A (fr) 1930-04-09
US1758777A (en) 1930-05-13
BE361603A (https=)

Similar Documents

Publication Publication Date Title
GB313870A (en) Improvements in condenser microphones
US2014427A (en) Microphone
GB569700A (en) Improvements in or relating to electrical condensers
GB290167A (en) Improvements in or relating to carbon microphones
GB186896A (en) Improvements in telephone transmitters
GB491837A (en) Sparking plugs
GB420055A (en) Adjustable electrical condenser
GB431914A (en) Improvements in microphones
GB389888A (en) Improvements in condenser microphones
GB231834A (https=)
GB463649A (en) Improvements in and relating to microphones
GB567809A (en) An improved arrangement for mounting electric terminals
GB346731A (en) Improvements in and relating to electric condensers
GB506693A (en) Improvements in carbon or like loose-contact microphones
GB308472A (en) An improved sparking plug
GB235189A (en) Improvements relating to electric telephone receivers
GB495009A (en) Improvements in electric oscillating devices having a piezo-electric crystal suspended in a bulb
GB154729A (en) Improvements in microphones
GB542358A (en) Bipolar electrolysers
GB321612A (en) Improvements in micro-telephones
GB235754A (en) Improvements in acoustic devices
GB463965A (en) Improvements in and relating to clamps for electrical insulators
GB302168A (en) Improvements in and relating to electric discharge devices
GB308203A (https=)
GB210932A (en) Improvements in and relating to electric switches