NO138010C - Rundstraalende hoeyttalerboks. - Google Patents

Rundstraalende hoeyttalerboks.

Info

Publication number
NO138010C
NO138010C NO740917A NO740917A NO138010C NO 138010 C NO138010 C NO 138010C NO 740917 A NO740917 A NO 740917A NO 740917 A NO740917 A NO 740917A NO 138010 C NO138010 C NO 138010C
Authority
NO
Norway
Prior art keywords
crossing
speaker box
speaker
box
crossing speaker
Prior art date
Application number
NO740917A
Other languages
English (en)
Norwegian (no)
Other versions
NO138010B (no
NO740917L (cs
Inventor
Erich Schmidberger
Original Assignee
Widmann & Soehne Gmbh Wigo Got
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 Widmann & Soehne Gmbh Wigo Got filed Critical Widmann & Soehne Gmbh Wigo Got
Publication of NO740917L publication Critical patent/NO740917L/no
Publication of NO138010B publication Critical patent/NO138010B/no
Publication of NO138010C publication Critical patent/NO138010C/no

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
    • H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
    • H04R1/34—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means
    • H04R1/345—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means for loudspeakers

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)
  • Golf Clubs (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
NO740917A 1973-08-30 1974-03-15 Rundstraalende hoeyttalerboks. NO138010C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE7331468 1973-08-30

Publications (3)

Publication Number Publication Date
NO740917L NO740917L (cs) 1975-03-24
NO138010B NO138010B (no) 1978-02-27
NO138010C true NO138010C (no) 1978-06-21

Family

ID=6640354

Family Applications (1)

Application Number Title Priority Date Filing Date
NO740917A NO138010C (no) 1973-08-30 1974-03-15 Rundstraalende hoeyttalerboks.

Country Status (14)

Country Link
JP (1) JPS5437296Y2 (cs)
AT (1) AT334436B (cs)
BE (1) BE812893A (cs)
CH (1) CH564296A5 (cs)
DK (1) DK196574A (cs)
ES (1) ES426700A1 (cs)
FI (1) FI85774A7 (cs)
FR (1) FR2242830B3 (cs)
GB (1) GB1451169A (cs)
IT (1) IT1020578B (cs)
LU (1) LU69645A1 (cs)
NL (1) NL7405042A (cs)
NO (1) NO138010C (cs)
SE (1) SE393508B (cs)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4836329A (en) * 1987-07-21 1989-06-06 Hughes Aircraft Company Loudspeaker system with wide dispersion baffle
GB2212694A (en) * 1987-11-21 1989-07-26 Robert Alfred Webb Speaker
FR2637147B1 (fr) * 1988-09-29 1990-12-28 Mutek Sarl Enceinte electro-acoustique omnidirectionnelle
GB2305062B (en) * 1995-09-06 2000-03-22 Thomas Davies Richard John Double accoustic deflector
US5784468A (en) * 1996-10-07 1998-07-21 Srs Labs, Inc. Spatial enhancement speaker systems and methods for spatially enhanced sound reproduction

Also Published As

Publication number Publication date
BE812893A (fr) 1974-07-15
SE7403817L (cs) 1975-03-03
CH564296A5 (cs) 1975-07-15
JPS50117817U (cs) 1975-09-26
AT334436B (de) 1976-01-10
NL7405042A (nl) 1975-03-04
NO138010B (no) 1978-02-27
FR2242830A1 (cs) 1975-03-28
FR2242830B3 (cs) 1977-01-07
NO740917L (cs) 1975-03-24
JPS5437296Y2 (cs) 1979-11-09
DK196574A (cs) 1975-04-21
ATA215974A (de) 1976-05-15
IT1020578B (it) 1977-12-30
ES426700A1 (es) 1976-08-01
GB1451169A (en) 1976-09-29
SE393508B (sv) 1977-05-09
LU69645A1 (cs) 1974-07-10
FI85774A7 (cs) 1975-03-01

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