CH551728A - Circuit de protection d'un haut-parleur. - Google Patents

Circuit de protection d'un haut-parleur.

Info

Publication number
CH551728A
CH551728A CH492972A CH492972A CH551728A CH 551728 A CH551728 A CH 551728A CH 492972 A CH492972 A CH 492972A CH 492972 A CH492972 A CH 492972A CH 551728 A CH551728 A CH 551728A
Authority
CH
Switzerland
Prior art keywords
protection circuit
speaker protection
speaker
circuit
protection
Prior art date
Application number
CH492972A
Other languages
English (en)
Original Assignee
Stanton Magnetics
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 Stanton Magnetics filed Critical Stanton Magnetics
Publication of CH551728A publication Critical patent/CH551728A/fr

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
    • H02H9/04—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
    • H02H9/041—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage using a short-circuiting device
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/007—Protection circuits for transducers
CH492972A 1971-04-16 1972-04-04 Circuit de protection d'un haut-parleur. CH551728A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13470371A 1971-04-16 1971-04-16

Publications (1)

Publication Number Publication Date
CH551728A true CH551728A (fr) 1974-07-15

Family

ID=22464585

Family Applications (1)

Application Number Title Priority Date Filing Date
CH492972A CH551728A (fr) 1971-04-16 1972-04-04 Circuit de protection d'un haut-parleur.

Country Status (9)

Country Link
US (1) US3686511A (fr)
BE (1) BE781432A (fr)
CA (1) CA931513A (fr)
CH (1) CH551728A (fr)
DE (1) DE2217523A1 (fr)
FR (1) FR2133639B1 (fr)
GB (1) GB1380151A (fr)
IT (1) IT957276B (fr)
NL (1) NL7204045A (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50117735U (fr) * 1974-03-10 1975-09-26
DE2415816C3 (de) * 1974-04-01 1981-10-29 Arndt 7500 Karlsruhe Klingenberg Verfahren zur Begrenzung der maximalen Belastung von elektroakustischen Wandlersystemen
JPS5177828A (ja) * 1974-12-27 1976-07-06 Matsushita Electric Ind Co Ltd Ijokodenatsuyokuseikairo
DE2641079C3 (de) * 1976-09-11 1986-07-31 Telefunken Fernseh Und Rundfunk Gmbh, 3000 Hannover Lautsprecherschaltung
WO1980002477A1 (fr) * 1979-05-08 1980-11-13 Fortieth Benelux Nominees Pty Dispositif ou circuit de protection pour haut-parleurs
US4242713A (en) * 1979-10-25 1980-12-30 Goodrich Edward W Triac output asymmetry detector
US4406921A (en) * 1981-06-15 1983-09-27 Electro Audio Dynamics, Inc. Apparatus for improving linearity of electromechanical transducers
US4410924A (en) * 1981-09-10 1983-10-18 The Gorman-Rupp Company Motor protection control circuit
GB2120903B (en) * 1982-05-28 1986-02-26 British Broadcasting Corp Headphone level protection circuit
FI933069A (fi) * 1993-07-02 1995-01-03 Nokia Telecommunications Oy Menetelmä ja laitteisto sähköisen piirin suojaamiseksi
US20080044045A1 (en) * 2006-08-15 2008-02-21 Dobbs-Stanford Corporation Externally fused speaker terminal cup

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3215896A (en) * 1962-10-04 1965-11-02 Gen Electric Fast response overload protection circuit
US3317792A (en) * 1964-03-20 1967-05-02 Westinghouse Electric Corp Load protection circuit
GB1110123A (en) * 1965-04-26 1968-04-18 Stone J & Co Ltd Improvements relating to the protection of semi-conductor apparatus
US3549808A (en) * 1967-10-09 1970-12-22 Marantz Co Protective circuit for speaker windings
DE1762472C3 (de) * 1968-06-22 1975-03-06 Grundig, E.M.V.-Elektro-Mechanische Versuchsanstalt-Max Grundig, 8510 Fuerth Überlastungsschutzschaltung für die Transistoren eines mit einer eisenlosen Gegentaktstufe versehenen Verstärkers

Also Published As

Publication number Publication date
IT957276B (it) 1973-10-10
FR2133639B1 (fr) 1978-05-26
GB1380151A (en) 1975-01-08
DE2217523A1 (de) 1972-10-26
NL7204045A (fr) 1972-10-18
BE781432A (fr) 1972-09-29
CA931513A (en) 1973-08-07
FR2133639A1 (fr) 1972-12-01
US3686511A (en) 1972-08-22

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Legal Events

Date Code Title Description
PL Patent ceased