DK511784A - Lydgengivelsessystem - Google Patents

Lydgengivelsessystem Download PDF

Info

Publication number
DK511784A
DK511784A DK511784A DK511784A DK511784A DK 511784 A DK511784 A DK 511784A DK 511784 A DK511784 A DK 511784A DK 511784 A DK511784 A DK 511784A DK 511784 A DK511784 A DK 511784A
Authority
DK
Denmark
Prior art keywords
sound amplification
amplification
sound
Prior art date
Application number
DK511784A
Other languages
English (en)
Other versions
DK511784D0 (da
Inventor
Michael Walker
Original Assignee
Int Standard Electric Corp
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 Int Standard Electric Corp filed Critical Int Standard Electric Corp
Publication of DK511784D0 publication Critical patent/DK511784D0/da
Publication of DK511784A publication Critical patent/DK511784A/da

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/32—Automatic control in amplifiers having semiconductor devices the control being dependent upon ambient noise level or sound level
DK511784A 1983-10-28 1984-10-26 Lydgengivelsessystem DK511784A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19833339108 DE3339108A1 (de) 1983-10-28 1983-10-28 Tonwiedergabesystem

Publications (2)

Publication Number Publication Date
DK511784D0 DK511784D0 (da) 1984-10-26
DK511784A true DK511784A (da) 1985-04-29

Family

ID=6212935

Family Applications (1)

Application Number Title Priority Date Filing Date
DK511784A DK511784A (da) 1983-10-28 1984-10-26 Lydgengivelsessystem

Country Status (5)

Country Link
EP (1) EP0140333A3 (da)
JP (1) JPS60111597A (da)
DE (1) DE3339108A1 (da)
DK (1) DK511784A (da)
ES (1) ES537155A0 (da)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3836745A1 (de) * 1988-10-28 1990-05-03 Standard Elektrik Lorenz Ag Verfahren und vorrichtung zur linearisierung des frequenzganges eines lautsprechersystems
DE19533260A1 (de) * 1995-09-08 1997-03-13 Siemens Ag Verfahren zur Dynamikregelung niederfrequenter, von Umweltgeräuschen beeinflußter Signale
US10741034B2 (en) 2006-05-19 2020-08-11 Apdn (B.V.I.) Inc. Security system and method of marking an inventory item and/or person in the vicinity
US9790538B2 (en) 2013-03-07 2017-10-17 Apdn (B.V.I.) Inc. Alkaline activation for immobilization of DNA taggants
US8940485B2 (en) 2008-11-12 2015-01-27 Apdn (B.V.I.) Inc. Methods for genotyping mature cotton fibers and textiles
US9266370B2 (en) 2012-10-10 2016-02-23 Apdn (B.V.I) Inc. DNA marking of previously undistinguished items for traceability
US9297032B2 (en) 2012-10-10 2016-03-29 Apdn (B.V.I.) Inc. Use of perturbants to facilitate incorporation and recovery of taggants from polymerized coatings
US9963740B2 (en) 2013-03-07 2018-05-08 APDN (B.V.I.), Inc. Method and device for marking articles
CA2940655C (en) 2014-03-18 2020-07-07 Apdn (B.V.I.) Inc. Encrypted optical markers for security applications
US10760182B2 (en) 2014-12-16 2020-09-01 Apdn (B.V.I.) Inc. Method and device for marking fibrous materials

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1278671A (fr) * 1960-10-31 1961-12-15 Procédé destiné à éliminer les distorsions par harmoniques à la sortie des amplificateurs électroniques, et montage pour la mise en oeuvre de ce procédé
FR2199241B1 (da) * 1972-09-11 1978-11-10 Matsushita Electric Ind Co Ltd
FR2321811A1 (fr) * 1975-08-19 1977-03-18 Vissiere Charles Dispositif d'enregistrement ou de reproduction de sons
DE2604939C3 (de) * 1976-02-09 1978-07-27 Ibm Deutschland Gmbh, 7000 Stuttgart Verfahren zum Herstellen von wenigstens einem Durchgangsloch insbesondere einer Düse für Tintenstrahldrucker
DE2756943A1 (de) * 1977-12-21 1979-06-28 Ulrich F A Dipl Ing Fusban Automatische raumakustische pegelsteuerung/regelung zur individuellen beschallung umfangreicher grossraeumiger areale
JPS553261A (en) * 1978-06-22 1980-01-11 Clarion Co Ltd Automatic sound volume adjusting device

Also Published As

Publication number Publication date
JPS60111597A (ja) 1985-06-18
DK511784D0 (da) 1984-10-26
EP0140333A2 (de) 1985-05-08
DE3339108A1 (de) 1985-05-09
EP0140333A3 (de) 1985-10-02
ES8604381A1 (es) 1985-12-16
ES537155A0 (es) 1985-12-16

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