NL7105001A - - Google Patents

Info

Publication number
NL7105001A
NL7105001A NL7105001A NL7105001A NL7105001A NL 7105001 A NL7105001 A NL 7105001A NL 7105001 A NL7105001 A NL 7105001A NL 7105001 A NL7105001 A NL 7105001A NL 7105001 A NL7105001 A NL 7105001A
Authority
NL
Netherlands
Application number
NL7105001A
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
Priority to NL7105001A priority Critical patent/NL7105001A/xx
Priority to US00240012A priority patent/US3790724A/en
Priority to DE19722217051 priority patent/DE2217051C3/de
Priority to AT312972A priority patent/AT325692B/de
Priority to GB1661072A priority patent/GB1369377A/en
Priority to FR7213007A priority patent/FR2133693B1/fr
Publication of NL7105001A publication Critical patent/NL7105001A/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 
    • H04R1/222—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only  for microphones

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (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)
NL7105001A 1971-04-14 1971-04-14 NL7105001A (xx)

Priority Applications (6)

Application Number Priority Date Filing Date Title
NL7105001A NL7105001A (xx) 1971-04-14 1971-04-14
US00240012A US3790724A (en) 1971-04-14 1972-03-31 Electromagnetic microphone including at least one acoustic resistance
DE19722217051 DE2217051C3 (de) 1971-04-14 1972-04-08 Elektrodynamisches Mikrophon mit mindestens einem Schallwiderstand
AT312972A AT325692B (de) 1971-04-14 1972-04-11 Elektrodynamisches mikrophon
GB1661072A GB1369377A (en) 1971-04-14 1972-04-11 Microphones
FR7213007A FR2133693B1 (xx) 1971-04-14 1972-04-13

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7105001A NL7105001A (xx) 1971-04-14 1971-04-14

Publications (1)

Publication Number Publication Date
NL7105001A true NL7105001A (xx) 1972-10-17

Family

ID=19812916

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7105001A NL7105001A (xx) 1971-04-14 1971-04-14

Country Status (5)

Country Link
US (1) US3790724A (xx)
AT (1) AT325692B (xx)
FR (1) FR2133693B1 (xx)
GB (1) GB1369377A (xx)
NL (1) NL7105001A (xx)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2236374C3 (de) * 1972-07-25 1975-01-16 Josef Wilhelm 8725 Arnstein Manger Elektroakustisches Wandlersystem
US4013846A (en) * 1975-08-28 1977-03-22 Minnesota Mining And Manufacturing Company Piston loudspeaker
GB2134745B (en) * 1983-02-04 1986-10-22 Standard Telephones Cables Ltd Electro acoustic tranducer
AT382281B (de) * 1984-11-15 1987-02-10 Akg Akustische Kino Geraete Kreisringfoermige membran, insbesondere fuer mikrophone und kopfhoerer
US4752963A (en) * 1985-06-12 1988-06-21 Kabushiki Kaisha Kenwood Electroacoustic converter having a recessed step on the center pole
DE3700594A1 (de) * 1986-01-16 1987-07-23 Akg Akustische Kino Geraete Druckgradientenempfaenger
WO1999045742A1 (en) * 1998-03-03 1999-09-10 Koninklijke Philips Electronics N.V. A loudspeaker featuring acoustic friction to damp resonance
JP2002152885A (ja) * 2000-11-14 2002-05-24 Sony Corp スピーカ装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB812348A (en) * 1954-06-03 1959-04-22 Leonard Walter Murkham Improvements in and relating to electro magnetic transducers
US1941073A (en) * 1931-08-12 1933-12-26 Bell Telephone Labor Inc Pneumatic sound reproducer
DE971704C (de) * 1953-06-25 1959-03-19 Carl Ludwig Lehner Elektroakustischer Wandler fuer telefonische Zwecke
US3240883A (en) * 1961-05-25 1966-03-15 Shure Bros Microphone
GB1037244A (en) * 1964-02-20 1966-07-27 Standard Telephones Cables Ltd Improvements in or relating to moving coil transducers
US3581015A (en) * 1966-12-28 1971-05-25 Aiwa Co Dynamic microphone

Also Published As

Publication number Publication date
DE2217051A1 (de) 1972-10-26
DE2217051B2 (de) 1976-09-02
FR2133693B1 (xx) 1979-01-05
ATA312972A (de) 1975-01-15
AT325692B (de) 1975-11-10
US3790724A (en) 1974-02-05
FR2133693A1 (xx) 1972-12-01
GB1369377A (en) 1974-10-09

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