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ELFORUM - Forumul electronistilor

ajutor construire filtru high pass la 38-40 hz


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Astfel de filtre se fac de tip activ, cu un operational dublu sau quadruplu si se instaleaza la intrarea etajului final de amplificare.

Poti sa iti extragi sectiunea de high-pass de aici si sa calculezi valorile R si C pt frecventa dorita.

http://diyaudiocart.com/3-Way-Active-Xover-DIY-Kit

 si poti arunca o privire :

http://sound.westhost.com/articles/active-filters.htm

http://www.euronet.nl/users/temagm/audio/images/SWfilter%20High%20Pass%2025%20hz.jpg

http://www.danmarx.org/blog/?p=491

La fel de bine poti cauta "12dB active subsonic filter" cu google...

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