SE309609B - - Google Patents

Info

Publication number
SE309609B
SE309609B SE754961A SE754961A SE309609B SE 309609 B SE309609 B SE 309609B SE 754961 A SE754961 A SE 754961A SE 754961 A SE754961 A SE 754961A SE 309609 B SE309609 B SE 309609B
Authority
SE
Sweden
Prior art keywords
diaphragm
apertures
resonator
acoustic
pipes
Prior art date
Application number
SE754961A
Other languages
English (en)
Inventor
F Beil
O Bruennert
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of SE309609B publication Critical patent/SE309609B/xx

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
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/225—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only  for telephonic receivers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
    • H04R7/12—Non-planar diaphragms or cones

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
SE754961A 1960-07-22 1961-07-21 SE309609B (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DES69544A DE1167897B (de) 1960-07-22 1960-07-22 Anordnung zur Frequenzgangverbesserung fuer elektroakustische Wandler

Publications (1)

Publication Number Publication Date
SE309609B true SE309609B (enrdf_load_stackoverflow) 1969-03-31

Family

ID=7501053

Family Applications (1)

Application Number Title Priority Date Filing Date
SE754961A SE309609B (enrdf_load_stackoverflow) 1960-07-22 1961-07-21

Country Status (6)

Country Link
BE (1) BE606388A (enrdf_load_stackoverflow)
CH (1) CH395192A (enrdf_load_stackoverflow)
DE (1) DE1167897B (enrdf_load_stackoverflow)
GB (1) GB950675A (enrdf_load_stackoverflow)
NL (1) NL267294A (enrdf_load_stackoverflow)
SE (1) SE309609B (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3107293C2 (de) * 1981-02-26 1987-05-14 Siemens AG, 1000 Berlin und 8000 München Anordnung zur Frequenzgangverbesserung für elektroakustische Wandler
US4843628A (en) * 1986-07-10 1989-06-27 Stanton Magnetics, Inc. Inertial microphone/receiver with extended frequency response
DE3630951A1 (de) * 1986-09-11 1988-03-17 Siemens Ag Anordnung zur frequenzgangverbesserung fuer elektroakustische wandler
CN1015289B (zh) * 1988-08-10 1992-01-01 西门子公司 电声转换器

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE554098C (de) * 1927-10-04 1932-07-04 Gramophone Co Ltd Resonator fuer Schallwiedergabegeraete
NL78163C (enrdf_load_stackoverflow) * 1950-05-11
DE1677711U (de) * 1953-03-24 1954-06-10 Siemens Ag Kohlekoernermikrophon mit resonatoreinsprache.
DE1076182B (de) * 1957-02-21 1960-02-25 F & H Schumann G M B H Filteranordnung fuer elektro-akustische Wandler

Also Published As

Publication number Publication date
DE1167897B (de) 1964-04-16
BE606388A (fr) 1961-11-16
GB950675A (en) 1964-02-26
CH395192A (de) 1965-07-15
NL267294A (enrdf_load_stackoverflow)

Similar Documents

Publication Publication Date Title
US2549963A (en) Electroacoustic transducer
GB1528066A (en) Directional electro-acoustical transducer
GB382268A (en) Improvements in sound translating devices, particularly loud-speakers and telephone or like transmitters
US3246721A (en) Frequency response of an electroacoustic transducer
GB796032A (en) Directional microphone having a low susceptibility to shock and wind
GB405620A (en) Improvements in magnetostrictive vibrators
GB822098A (en) Improvements in or relating to acoustic signalling means particularly for telephone sets
US2600870A (en) Synthetic reverberation system
GB950675A (en) An electro-acoustic transducer
US3115207A (en) Unidirectional microphone
GB969288A (en) Transducer
US2971597A (en) Electro-acoustic devices
US2190466A (en) Telephone substation apparatus
US2428147A (en) Electric megaphone
GB801757A (en) Improvements in or relating to sonic gas analysis apparatus
GB581123A (en) Improvements in magneto-strictive devices
GB530483A (en) Improvements in or relating to sound translating devices
SU628415A1 (ru) Акустический течеискатель
SU478457A1 (ru) Электроакустический преобразователь
SU77499A3 (ru) Микрофон
GB724566A (en) Improvements in or relating to microphones comprising a diaphragm
RU155505U1 (ru) Акустический преобразователь электромагнитного типа для работы в условиях низкочастотной помехи уменьшенного диаметра
GB996579A (en) Improvements in directional sound-receiving apparatus
GB649707A (en) Improvements in or relating to acoustic instruments provided with diaphragms
JPS55124395A (en) Microphone