IT1231586B - Dispositivo di alimentazione di un altoparlante di segnalazione acustica - Google Patents

Dispositivo di alimentazione di un altoparlante di segnalazione acustica

Info

Publication number
IT1231586B
IT1231586B IT8947936A IT4793689A IT1231586B IT 1231586 B IT1231586 B IT 1231586B IT 8947936 A IT8947936 A IT 8947936A IT 4793689 A IT4793689 A IT 4793689A IT 1231586 B IT1231586 B IT 1231586B
Authority
IT
Italy
Prior art keywords
loudspeaker
power supply
supply device
power
supply
Prior art date
Application number
IT8947936A
Other languages
English (en)
Other versions
IT8947936A0 (it
Inventor
Rocco Iacovella
Gilles Darmouni
Jean Lambert
Original Assignee
Neiman Sa
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 Neiman Sa filed Critical Neiman Sa
Publication of IT8947936A0 publication Critical patent/IT8947936A0/it
Application granted granted Critical
Publication of IT1231586B publication Critical patent/IT1231586B/it

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K15/00—Acoustics not otherwise provided for
    • G10K15/02—Synthesis of acoustic waves

Landscapes

  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • General Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Circuit For Audible Band Transducer (AREA)
IT8947936A 1988-05-11 1989-05-09 Dispositivo di alimentazione di un altoparlante di segnalazione acustica IT1231586B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8806348A FR2631505B1 (fr) 1988-05-11 1988-05-11 Dispositif d'alimentation d'un haut-parleur de signalisation acoustique

Publications (2)

Publication Number Publication Date
IT8947936A0 IT8947936A0 (it) 1989-05-09
IT1231586B true IT1231586B (it) 1991-12-18

Family

ID=9366217

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8947936A IT1231586B (it) 1988-05-11 1989-05-09 Dispositivo di alimentazione di un altoparlante di segnalazione acustica

Country Status (3)

Country Link
DE (1) DE3914630A1 (it)
FR (1) FR2631505B1 (it)
IT (1) IT1231586B (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5172415A (en) * 1990-06-08 1992-12-15 Fosgate James W Surround processor

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2518708B1 (de) * 1975-04-26 1976-02-26 Wandel & Goltermann Mobile elektroakustische Alarmsignalanlage,sogenanntes elektronisches Polizeihorn
FR2333314A1 (fr) * 1975-11-27 1977-06-24 Klaxon Sa Procede et dispositif d'alimentation d'un haut-parleur de signalisation acoustique
DE2554940C2 (de) * 1975-12-06 1977-12-29 Westfälische Metall Industrie KG, Hueck & Co, 4780 Lippstadt Akustischer Signalgeber für Kraftfahrzeuge
US4068461A (en) * 1976-04-15 1978-01-17 Frontier Inc. Digital electronic alarm watch

Also Published As

Publication number Publication date
IT8947936A0 (it) 1989-05-09
DE3914630A1 (de) 1989-11-16
FR2631505B1 (fr) 1990-08-31
FR2631505A1 (fr) 1989-11-17

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