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Live Sound Razmenite iskustva o uredjajima za live sound koji obuhvataju opremu i rad sa zvukom uzivo.

 
 
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Old 16-10-2013, 08:35 PM   #6
psionic
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Default Re: Pomoć oko PA snaga?a

Quote:
Originally Posted by mladjastojanovic View Post
Racunica je sledeca kad redno vezes kutije

R1*R2/ R1+R2
u tvom slucaju dve redno vezane kutije 8*8/ 8+8= 64/16=4 Ohm
Otpornost dve redno vezane kutije je 4Ohm
Prvo - to je paralelna otpornost - redno je R1+R2

Drugo - on ima 2x300W na 8 oma, u bridged modu, moze da dobije 600W na 16 oma ! (na 8 oma teoretski 1200W). Takodje, jedno pojacalo u bridged modu radi sa 1/2 otpornosti zvucnika (8 oma ce se u bridgeu ponasati kao 4 oma po kanalu), tako da vezivanje 4oma na bridge pojacalo nije preporucljivo (pojacala su opterecena sa 2 oma po kanalu !)
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