DK106677C - Sound reproduction apparatus. - Google Patents

Sound reproduction apparatus.

Info

Publication number
DK106677C
DK106677C DK475863AA DK475863A DK106677C DK 106677 C DK106677 C DK 106677C DK 475863A A DK475863A A DK 475863AA DK 475863 A DK475863 A DK 475863A DK 106677 C DK106677 C DK 106677C
Authority
DK
Denmark
Prior art keywords
reproduction apparatus
sound reproduction
sound
reproduction
Prior art date
Application number
DK475863AA
Other languages
Danish (da)
Inventor
Stig Carlsson
Original Assignee
Stig Carlsson
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 Stig Carlsson filed Critical Stig Carlsson
Application granted granted Critical
Publication of DK106677C publication Critical patent/DK106677C/en

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
    • H04R1/323—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only for loudspeakers
DK475863AA 1962-10-12 1963-10-10 Sound reproduction apparatus. DK106677C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE10974/62A SE304309B (en) 1962-10-12 1962-10-12

Publications (1)

Publication Number Publication Date
DK106677C true DK106677C (en) 1967-03-06

Family

ID=20293149

Family Applications (1)

Application Number Title Priority Date Filing Date
DK475863AA DK106677C (en) 1962-10-12 1963-10-10 Sound reproduction apparatus.

Country Status (6)

Country Link
US (1) US3360072A (en)
DE (1) DE1303535B (en)
DK (1) DK106677C (en)
GB (1) GB1012505A (en)
NL (2) NL146356B (en)
SE (1) SE304309B (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE31228E (en) * 1967-12-04 1983-05-03 Bose Corporation Loudspeaker system
US3590942A (en) * 1969-12-15 1971-07-06 Scott Inc H H Omnidirectional loudspeaker system
US3670842A (en) * 1970-07-23 1972-06-20 Ekdahl & Olofsson Handelsbolag Loudspeakers
US3818138A (en) * 1971-07-26 1974-06-18 A Sperrazza Barrel shaped speaker enclosure
US3848090A (en) * 1971-11-18 1974-11-12 J Walker Wall hanging speaker system
SE387512B (en) * 1973-08-24 1976-09-06 S Carlsson SPEAKERS FOR STEROPHONIC SOUND DETERMINATION SYSTEM, AND TWO SUCH SPEAKERS EXISTING SPEAKERS
US3983333A (en) * 1974-03-01 1976-09-28 Allison Acoustics Inc. Loud speaker system
DE2435944C3 (en) * 1974-07-25 1985-07-18 Poensgen, Karl Otto, 8000 München Hi-Fi speaker box
US4410063A (en) * 1981-03-04 1983-10-18 Onkyo Kabushiki Kaisha Loudspeaker system
SE447438B (en) * 1981-11-26 1986-11-10 Stig Carlsson SPEAKERS
DE4036152A1 (en) * 1990-11-14 1992-05-21 Dieter Lang Audio loudspeaker arrangement for stereo signals - has high frequency loudspeaker angled to bounce sound waves off room wall
GB2345608A (en) * 1999-01-05 2000-07-12 Yoshito Maruo A loudspeaker
US9984583B2 (en) * 2013-09-20 2018-05-29 Bose Corporation Audio demonstration kit
USD919596S1 (en) * 2019-08-15 2021-05-18 Kye Systems Corp. Speaker

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2275610A (en) * 1941-01-23 1942-03-10 Bucky Gustav Loudspeaker system
US2824617A (en) * 1952-09-15 1958-02-25 Philips Corp Sound reproducing device
NL191082B (en) * 1953-10-02 Mirowski Mieczyslaw Implantable automatic cardioverter / defibrillator system.
US2819772A (en) * 1954-12-14 1958-01-14 Lab Of Electronic Engineering Wide range loudspeaker
US2904123A (en) * 1956-09-27 1959-09-15 Nigro John Loud-speaker enclosures
US2921135A (en) * 1958-01-27 1960-01-12 Electro Voice Electroacoustical device
FR1199441A (en) * 1958-02-26 1959-12-14 Method and devices for restoring sound space in small or medium-sized rooms
US3069958A (en) * 1959-09-24 1962-12-25 Wurlitzer Co Vibrato apparatus
US3070660A (en) * 1961-05-29 1962-12-25 Wurlitzer Co Rotary electrical apparatus
US3157247A (en) * 1962-04-25 1964-11-17 Nippon Musical Instruments Mfg Sound producing system

Also Published As

Publication number Publication date
NL146356B (en) 1975-06-16
GB1012505A (en) 1965-12-08
US3360072A (en) 1967-12-26
NL298920A (en)
SE304309B (en) 1968-09-23
DE1303535B (en) 1972-02-03

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