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amplificator home-made ieftin 2 boxe 30w (fiecare 30 w)

 
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Ratzz
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Joined: 10 Feb 2010
Posts: 1

PostPosted: Wed Feb 10, 2010 4:19 pm    Post subject: amplificator home-made ieftin 2 boxe 30w (fiecare 30 w) Reply with quote

salut am 2 boxe de cate 30w fiecare si as vrea sa le pun in folosinta (momentan stau in pod) si as vrea sa fac un amplificator pentru pc Very Happy Twisted Evil dar nu gasesc scheme Shocked va rog niste sugestii.....


PS: as vrea sa fie cat mai simpla si buna
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dj fratisu
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Joined: 15 Nov 2004
Posts: 160
Location: Botosani

PostPosted: Thu Feb 11, 2010 9:16 am    Post subject: Reply with quote

ca sa nu te chinui am eu un amplif de 2 x 25w nu are zgomot de fond si nu bazaie
ai avantajul ca ai totul la gata inclusiv carcasa.
se vinde la 100 lei (transport inclus)
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catalin200702
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Joined: 25 Mar 2008
Posts: 459
Location: Baneasa[de Constanta]

PostPosted: Fri Feb 12, 2010 1:13 am    Post subject: Reply with quote

incearca tda 8560q simplu si usor de asamblat cu minim de piese
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Dr4g0n
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Joined: 20 Jun 2006
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Location: Brasov

PostPosted: Fri Feb 12, 2010 7:06 am    Post subject: Reply with quote

catalin200702 wrote:
incearca tda 8560q simplu si usor de asamblat cu minim de piese


ala are 40W 2 ohmi cu 10% distorsiuni

Mai de graba 2xtda2050 sau cate cate 2 tda2030 in punte pe fiecare canal daca boxele sunt pe 8 ohmi

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catalin200702
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Joined: 25 Mar 2008
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Location: Baneasa[de Constanta]

PostPosted: Fri Feb 12, 2010 2:48 pm    Post subject: Reply with quote

eu i`am recomandat cel mai simplu integrat

nu trebuie neaparat sa-l foloseasca in 2 ohmi la puterea maxima...

in 4 ohmi la 3 sferturi din volum se aude destul de bine

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gaby_gabytza86
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Joined: 06 Sep 2009
Posts: 87
Location: galati

PostPosted: Fri Feb 12, 2010 6:46 pm    Post subject: Reply with quote

mai ai si varianta cu tda 7294 destul de ieftin si nu trebuie sa mergi cu el la maxim
eu am un amplificator cu tda 7294 de 6 ani si functioneza fara probleme pe 2 boxe de 50w/4ohmi

p.s. daca faci un amplificator de putere mai mare ai sanse mai mici sa bagi distorsiuni in boxe
ca sa nu te mai doara capul sau sa te chinui sa il realizezi uite aici o oferta la tda 7294 http://www.telecomenzi.ro/forum/viewtopic.php?t=8050
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