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Inspiration

Printed From: SpeakerBuilder
Category: Andet
Forum Name: Gode ideér, ris og ros
Forum Discription: Her kan du komme med ideér til vores site.
URL: http://forum.speakerbuilder.dk/forum_posts.asp?TID=923
Printed Date: 28 Mar 2024 at 15:54
Software Version: Web Wiz Forums 9.56a - http://www.webwizforums.com


Topic: Inspiration
Posted By: D A O
Subject: Inspiration
Date Posted: 30 Jun 2012 at 12:32
Tænkte at det måske kunne være spændende at have en tråd med Inspiration over alt det vi finder på nettet inden for højttaler :-) Verden er stor og mange har web sider med Inspiration til at lave højttaler på alle mulige og umulige måder, som måske kunne give os selv Inspiration til et stort eller mindre projekt.


http://frugal-phile.com/ - http://frugal-phile.com/
f.eks microTower
http://frugal-phile.com/boxlib/P10free/microTower-maps-290412.pdf - http://frugal-phile.com/boxlib/P10free/microTower-maps-290412.pdf
Enhederne der bruges er 
http://www.markaudio.com/ - http://www.markaudio.com/
som kan købes her i Danmark hos qualifi.dk
http://qualifi.dk/da/hojttalerenheder/markaudio.html - http://qualifi.dk/da/hojttalerenheder/markaudio.html

Eller hvad med højttaler hvor man kan forandre magnetens data frem for hele kassen
http://www.fluxtone-speakers.com/ - http://www.fluxtone-speakers.com/
Princippet er jo ikke nyt, for det har været kendt i mindst 50 år, ja siden tidernes morgen

Håber andre også har nogle super links til nettet :-)



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mvh Hans

http://goo.gl/lbn32 - Min Blog



Replies:
Posted By: D A O
Date Posted: 02 Jul 2012 at 13:46

Har fundet nogle sider med spændende artikler og index over disse, (akustik, lyd, højttaler)


http://karma-audio.dk/index.html - http://karma-audio.dk/index.html

http://karma-audio.dk/Hojttaler-Siden.html - http://karma-audio.dk/Hojttaler-Siden.html


http://www.sengpielaudio.com/Tontechnikbegriffe.htm - http://www.sengpielaudio.com/Tontechnikbegriffe.htm

http://www.sengpielaudio.com/Calculations03.htm - http://www.sengpielaudio.com/Calculations03.htm


http://ocw.mit.edu/courses/electrical-engineering-and-computer-science/6-551j-acoustics-of-speech-and-hearing-fall-2004/lecture-notes/lec_8_9.pdf - http://ocw.mit.edu/courses/electrical-engineering-and-computer-science/6-551j-acoustics-of-speech-and-hearing-fall-2004/lecture-notes/lec_8_9.pdf


http://smartech.gatech.edu/jspui/bitstream/1853/14579/1/robinson_robert_a_200705_phd.pdf - http://smartech.gatech.edu/jspui/bitstream/1853/14579/1/robinson_robert_a_200705_phd.pdf


http://web.archive.org/web/20021007065602/http://integra.cyberglobe.net/caraudio/resources/fiberfill/ - http://web.archive.org/web/20021007065602/http://integra.cyberglobe.net/caraudio/resources/fiberfill/


http://en.wikibooks.org/wiki/Category:Acoustics_%28book%29 - http://en.wikibooks.org/wiki/Category:Acoustics_(book)


http://www.ecoustics.com/Home/Accessories/Acoustic_Room_Treatments/Acoustic_Room_Treatment_Articles/ - http://www.ecoustics.com/Home/Accessories/Acoustic_Room_Treatments/Acoustic_Room_Treatment_Articles/


http://www.pearl-hifi.com/06_Lit_Archive/07_Misc_Downloads/Jordans_ARU_DAMPS.pdf - http://www.pearl-hifi.com/06_Lit_Archive/07_Misc_Downloads/Jordans_ARU_DAMPS.pdf

http://www.pearl-hifi.com/06_Lit_Archive/07_Misc_Downloads/Misc_Downloads.html - http://www.pearl-hifi.com/06_Lit_Archive/07_Misc_Downloads/Misc_Downloads.html


http://www.geocities.ws/pirimoglu/SpeakerSPICEModels.html - http://www.geocities.ws/pirimoglu/SpeakerSPICEModels.html


Loudspeaker Voice-Coil Inductance Losses:

Circuit Models, Parameter Estimation, and

Effect on Frequency Response

http://users.ece.gatech.edu/mleach/papers/vcinduc.pdf - http://users.ece.gatech.edu/mleach/papers/vcinduc.pdf


http://andyc.diy-audio-engineering.org/vented_box_references.html - http://andyc.diy-audio-engineering.org/vented_box_references.html


Nice side :-)

http://users.on.net/~isaacmcn/audio/audio.html - http://users.on.net/~isaacmcn/audio/audio.html


Dynaco Aperiodic Enclousures

http://www.t-linespeakers.org/classics/dynaco.html - http://www.t-linespeakers.org/classics/dynaco.html


http://www.bodziosoftware.com.au/ - http://www.bodziosoftware.com.au/




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mvh Hans

http://goo.gl/lbn32 - Min Blog


Posted By: D A O
Date Posted: 02 Jul 2012 at 16:22
Lidt højt ravende artikler (for mig), men der er sikkert flere her inden der fatter disse artikler 

http://www.urel.feec.vutbr.cz/ra2008/archive/ra2005/papers/478.pdf - http://www.urel.feec.vutbr.cz/ra2008/archive/ra2005/papers/478.pdf


http://www.torean.dk/artikel/Crossover.pdf - http://www.torean.dk/artikel/Crossover.pdf


http://www.listeninc.com/PDFs/paper_123AES_Time-Frequency_Analysis.pdf - http://www.listeninc.com/PDFs/paper_123AES_Time-Frequency_Analysis.pdf


http://www.studitech.ru/resque/manuals/fouraudio/HD2-AES32_rev-5.pdf - http://www.studitech.ru/resque/manuals/fouraudio/HD2-AES32_rev-5.pdf


http://www.cs.cmu.edu/~pmuthuku/mlsp_page/lectures/time_frequency_representations.pdf - http://www.cs.cmu.edu/~pmuthuku/mlsp_page/lectures/time_frequency_representations.pdf


http://www.cjs-labs.com/sitebuildercontent/sitebuilderfiles/GroupDelay.pdf - http://www.cjs-labs.com/sitebuildercontent/sitebuilderfiles/GroupDelay.pdf


http://lib.tkk.fi/Dipl/2008/urn011933.pdf - http://lib.tkk.fi/Dipl/2008/urn011933.pdf


http://www.ias.ac.in/sadhana/Pdf2011Oct/745.pdf - http://www.ias.ac.in/sadhana/Pdf2011Oct/745.pdf


http://www.ece.rochester.edu/courses/ECE472/Site/Assignments/Entries/2009/2/9_Unit_2_-_Spectral_Analysis_files/Preis_1999_1.pdf - http://www.ece.rochester.edu/courses/ECE472/Site/Assignments/Entries/2009/2/9_Unit_2_-_Spectral_Analysis_files/Preis_1999_1.pdf




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mvh Hans

http://goo.gl/lbn32 - Min Blog


Posted By: D A O
Date Posted: 10 Jul 2012 at 16:10
Hvis man arbejder med basrefleks højtaler 
Maximizing Performance from Loudspeaker Ports
http://www.aes.org/tmpFiles/elib/20120709/11094.pdf

Effective Performance of Bessel Arrays

http://www.aes.org/tmpFiles/elib/20120710/6012.pdf




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mvh Hans

http://goo.gl/lbn32 - Min Blog


Posted By: D A O
Date Posted: 12 Jul 2012 at 10:14

http://www.audioheuristics.org/# - Mark K's Speaker Pages

http://www.audioheuristics.org/ - http://www.audioheuristics.org/

Under fanen Measurements har man målt på flere enheder 




-------------
mvh Hans

http://goo.gl/lbn32 - Min Blog


Posted By: JAV
Date Posted: 12 Jul 2012 at 22:57
God idé DAO.
 
http://www.epd.gov.hk/epd/noise_education/web/ENG_EPD_HTML/m1/intro_5.html - Lidt beskrivelse af lyd og decibel skalaen.
 
http://www.linkwitzlab.com/faq.htm#Q21 - Svar på ofte stillede spg.


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Posted By: D A O
Date Posted: 13 Jul 2012 at 21:26
Ditto til dine gode links JAV  :-)

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mvh Hans

http://goo.gl/lbn32 - Min Blog


Posted By: D A O
Date Posted: 15 Jul 2012 at 16:32

Frequency Weightings - A-Weighted, C-Weighted or Z-Weighted?

http://www.noisemeters.com/help/faq/frequency-weighting.asp - http://www.noisemeters.com/help/faq/frequency-weighting.asp
Det nye er 

Z Weighting

Z-weighting is a flat frequency response of 10Hz to 20kHz ±1.5dB. This response replaces the older "Linear" or "Unweighted" responses as these did not define the frequency range over which the meter would be linear.

Z-weighted measurements are expressed as dBZ or dB(Z).




-------------
mvh Hans

http://goo.gl/lbn32 - Min Blog


Posted By: D A O
Date Posted: 20 Jul 2012 at 15:06
Driver Parameter Calculator --- by Claus Futtrup
http://home1.stofanet.dk/cfuttrup/dpc/dpc.htm - http://home1.stofanet.dk/cfuttrup/dpc/dpc.htm  også kaldt DPC
http://home1.stofanet.dk/cfuttrup/dpc.htm - http://home1.stofanet.dk/cfuttrup/dpc.htm

PS: links til venster virker, dem rundt i dokumenterne virker ikke (altid)



-------------
mvh Hans

http://goo.gl/lbn32 - Min Blog


Posted By: D A O
Date Posted: 20 Jul 2012 at 15:15
EEtimes.com har nogle spændende artikler indimellem 

Faster FFT, young listeners and MP3s & LPs

http://www.eetimes.com/electronics-blogs/audio-designline-blog/4235286/Faster-FFT--young-listeners-and-MP3s---LPs?Ecosystem=audio-design - http://www.eetimes.com/electronics-blogs/audio-designline-blog/4235286/Faster-FFT--young-listeners-and-MP3s---LPs?Ecosystem=audio-design

Related links:
http://www.eetimes.com/electronics-blogs/audio-designline-blog/4217174/Audiophoolery--father-of-computer-music---how-to-listen - Audiophoolery, father of computer music & how to listen
http://www.eetimes.com/electronics-blogs/audio-designline-blog/4235286/www.eetimes.com/electronics-blogs/other/4213448/MCU-symphony--extreme-mics--car-tape-decks--lossless-audio - MCU symphony, extreme mics, car tape decks, lossless audio
http://www.eetimes.com/electronics-blogs/audio-designline-blog/4204772/Audio-cable-break-in--analog-vs--digital-nonsense - Audio cable break-in, analog vs. digital nonsense

Audio cable break-in, analog vs. digital nonsense

http://www.eetimes.com/electronics-blogs/audio-designline-blog/4204772/Audio-cable-break-in--analog-vs--digital-nonsense - http://www.eetimes.com/electronics-blogs/audio-designline-blog/4204772/Audio-cable-break-in--analog-vs--digital-nonsense

Related links:
http://www.eetimes.com/electronics-blogs/audio-designline-blog/4033462/Are-audio-cables-guilty-of-sonic-differences- - Are audio cables guilty of sonic differences?
http://www.audiodesignline.com/blogs/222300805 - Vinyl vs. CD myths refuse to die
http://www.audiodesignline.com/showArticle.jhtml?articleID=207403541 - Audio myth: Vinyl better than CD?
http://www.eetimes.com/electronics-blogs/audio-designline-blog/4033517/Generalisimo-Francisco-Franco-is-still-dead--And-so-is-Vinyl - Generalisimo Francisco Franco is still dead - and so is Vinyl
http://www.audiodesignline.com/showArticle.jhtml?articleID=207403541 - Vinyl LP comeback = wishful thinking


http://www.eetimes.com/design/audio-design - http://www.eetimes.com/design/audio-design


Smile



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mvh Hans

http://goo.gl/lbn32 - Min Blog


Posted By: D A O
Date Posted: 22 Jul 2012 at 13:58
Hygeia : Enheder fra Taiwan
http://www.hg-audio.com.tw/index.html - http://www.hg-audio.com.tw/index.html



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mvh Hans

http://goo.gl/lbn32 - Min Blog


Posted By: D A O
Date Posted: 24 Jul 2012 at 00:02
Her er en gode gennemgang af de mange måder man kan eller burde lave en højttaler på
http://thewelltemperedcomputer.com/KB/Speaker_drivers.htm - http://thewelltemperedcomputer.com/KB/Speaker_drivers.htm

The research behind the Oskar A.V.T. ( AMT)
http://www.precide.ch/eng/eheil/eheildetails.htm - http://www.precide.ch/eng/eheil/eheildetails.htm

Der henvises et sted til Tessera som måske kunne bruges til lyd
Silent Air Cooling Technology
http://www.tessera.com/technologies/intellectualproperty/Pages/thermalmanagement.aspx - http://www.tessera.com/technologies/intellectualproperty/Pages/thermalmanagement.aspx

http://www.case.edu/cse/eche/ESA2008_Proceedings/A2.pdf - EFA Loudspeakers
http://www.electrostatics.org/images/ESA_2008_A2.pdf - http://www.electrostatics.org/images/ESA_2008_A2.pdf



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mvh Hans

http://goo.gl/lbn32 - Min Blog


Posted By: D A O
Date Posted: 17 Sep 2012 at 19:35
Learn difficult engineering concepts through interactive flash programs
http://www.fourier-series.com/ - http://www.fourier-series.com/

Den her er også god 
http://hyperphysics.phy-astr.gsu.edu/hbase/sound/soucon.html - http://hyperphysics.phy-astr.gsu.edu/hbase/sound/soucon.html



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mvh Hans

http://goo.gl/lbn32 - Min Blog



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