NL294600A - - Google Patents

Info

Publication number: NL294600A
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.)

1963-06-26

Publication of NL294600A publication Critical patent/NL294600A/xx

Classifications

- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/34—Negative-feedback-circuit arrangements with or without positive feedback
- H03F1/36—Negative-feedback-circuit arrangements with or without positive feedback in discharge-tube amplifiers
- 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
- H04R3/002—Damping circuit arrangements for transducers, e.g. motional feedback circuits

Landscapes

Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
Acoustics & Sound (AREA)
Signal Processing (AREA)
Power Engineering (AREA)
Circuit For Audible Band Transducer (AREA)

NL294600D 1963-06-26 NL294600A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NL294600		1963-06-26

Publications (1)

Publication Number	Publication Date
NL294600A true NL294600A (enrdf_load_stackoverflow)

Family

ID=19754819

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL294600D NL294600A (enrdf_load_stackoverflow)	1963-06-26

Country Status (8)

Country	Link
AT (1)	AT246228B (enrdf_load_stackoverflow)
CH (1)	CH433450A (enrdf_load_stackoverflow)
DE (1)	DE1270614B (enrdf_load_stackoverflow)
DK (1)	DK109209C (enrdf_load_stackoverflow)
ES (1)	ES301362A1 (enrdf_load_stackoverflow)
GB (1)	GB1031145A (enrdf_load_stackoverflow)
NL (1)	NL294600A (enrdf_load_stackoverflow)
SE (1)	SE302149B (enrdf_load_stackoverflow)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2199241B1 (enrdf_load_stackoverflow) *	1972-09-11	1978-11-10	Matsushita Electric Ind Co Ltd
DE2420689C3 (de) *	1974-04-29	1984-09-20	Arndt 7500 Karlsruhe Klingelnberg	Verfahren und Anordnung zur Verbesserung der Eigenschaften elektrodynamischer Wandler durch Bewegungsgegenkopplung
DE3429147C2 (de) *	1984-08-08	1987-04-02	Friedrich 6650 Homburg Müller	Anordnung zur akustischen Gegenkopplung von Lautsprechern
GB2187607B (en) *	1986-03-05	1990-03-21	Malcolm John Hawksford	Apparatus and methods for driving loupspeaker systems
GB2196815B (en) *	1986-09-25	1989-01-11	David Robin Birt	Motional feedback system for loudspeakers
GB2201318B (en) *	1987-02-12	1990-10-24	Udi Group Ltd	Electromechanical transducer
DE4111884A1 (de) *	1991-04-09	1992-10-15	Klippel Wolfgang	Schaltungsanordnung zur korrektur des linearen und nichtlinearen uebertragungsverhaltens elektroakustischer wandler
FI114079B (fi) *	1999-05-07	2004-07-30	Nokia Corp	Pietsosähköinen audiolaite ja menetelmä äänen tuottamiseen

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
BE451710A (enrdf_load_stackoverflow) *	1942-08-14
DE853298C (de) *	1950-08-01	1952-10-23	Bernhard Philberth	Rueckgekoppelter dynamischer Lautsprecher
US2860183A (en) *	1954-02-01	1958-11-11	Conrad Ivan Willard	Sound reproducing system

0
- NL NL294600D patent/NL294600A/xx unknown
1964
- 1964-06-23 AT AT538164A patent/AT246228B/de active
- 1964-06-23 CH CH822964A patent/CH433450A/de unknown
- 1964-06-23 DE DE19641270614 patent/DE1270614B/de active Pending
- 1964-06-23 DK DK315564A patent/DK109209C/da active
- 1964-06-23 GB GB2589664A patent/GB1031145A/en not_active Expired
- 1964-06-24 SE SE769264A patent/SE302149B/xx unknown
- 1964-06-24 ES ES301362A patent/ES301362A1/es not_active Expired

Also Published As

Publication number	Publication date
DK109209C (da)	1968-04-01
ES301362A1 (es)	1964-11-16
CH433450A (de)	1967-04-15
AT246228B (de)	1966-04-12
GB1031145A (en)	1966-05-25
DE1270614B (de)	1968-06-20
SE302149B (enrdf_load_stackoverflow)	1968-07-08

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