NL236886A - - Google Patents

Info

Publication number
NL236886A
NL236886A NL236886DA NL236886A NL 236886 A NL236886 A NL 236886A NL 236886D A NL236886D A NL 236886DA NL 236886 A NL236886 A NL 236886A
Authority
NL
Netherlands
Application number
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.)
Publication of NL236886A publication Critical patent/NL236886A/xx

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00Details of transducers, loudspeakers or microphones
    • H04R1/20Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/28Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
    • H04R1/2803Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means for loudspeaker transducers

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
NL236886D 1959-03-07 NL236886A (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL236886 1959-03-07

Publications (1)

Publication Number Publication Date
NL236886A true NL236886A (en:Method)

Family

ID=19751613

Family Applications (2)

Application Number Title Priority Date Filing Date
NL236886D NL236886A (en:Method) 1959-03-07
NL111477A NL111477C (en:Method) 1959-03-07 1959-03-07

Family Applications After (1)

Application Number Title Priority Date Filing Date
NL111477A NL111477C (en:Method) 1959-03-07 1959-03-07

Country Status (5)

Country Link
BE (1) BE588332A (en:Method)
DE (1) DE1098038B (en:Method)
FR (1) FR1250279A (en:Method)
GB (1) GB915367A (en:Method)
NL (2) NL111477C (en:Method)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4004094A (en) * 1976-03-16 1977-01-18 Novar Electronics Corporation Enclosure system for sound generators
US4350724A (en) * 1978-05-08 1982-09-21 Marrs Ralph E Acoustic energy systems
US4450929A (en) * 1980-05-09 1984-05-29 Marrs Ralph E Acoustic energy systems
GB2146871B (en) * 1983-03-02 1986-11-26 Brian Douglas Ward Constant pressure device

Also Published As

Publication number Publication date
NL111477C (en:Method) 1965-07-15
BE588332A (fr) 1960-09-05
FR1250279A (fr) 1961-01-06
DE1098038B (de) 1961-01-26
GB915367A (en) 1963-01-09

Similar Documents

Publication Publication Date Title
FR577M (en:Method)
FR1577687A (en:Method)
FR1193805A (en:Method)
AT219811B (en:Method)
AT219961B (en:Method)
BE586247A (en:Method)
BE598644A (en:Method)
NL257375A (en:Method)
NL255828A (en:Method)
NL111477C (en:Method)
NL253607A (en:Method)
NL252277A (en:Method)
NL251745A (en:Method)
NL249922A (en:Method)
NL127220C (en:Method)
NL120889C (en:Method)
LU39351A1 (en:Method)
BE585393A (en:Method)
LU38371A1 (en:Method)
BE585450A (en:Method)
BE597898A (en:Method)
BE586272A (en:Method)
BE586250A (en:Method)
BE584355A (en:Method)
BE585940A (en:Method)