How do you figure out the final impedence??

 

Silver Member
Username: Rhassler

Gilford, NH

Post Number: 435
Registered: Dec-04
I know you can go to websites like jlaudio.com and such and just type in the the info on the subs to get the final impedence, but when dealing with quad voice coils or like dual 1.7 or whatever lol how do you figure out the impedence? Like when you have more than one or a bunch of subs connected to an amp, whats the formula for the final impedence, anyone know?

thanks!!
 

Silver Member
Username: Mixneffect

Orangevale, Ca. USA

Post Number: 585
Registered: Apr-05
resistence, not impedence

paralell wiring divides the resistence by the amount of speakers.

series wiring multiplies the resistence by the amount of speakers.
 

Silver Member
Username: Rhassler

Gilford, NH

Post Number: 436
Registered: Dec-04
Hmmmm im confused..

If I were to wire one dual 2 ohm speaker paralellely (hmm dunno if thats a word lol) that would mean
2(resistance)\1(speaker)=2 ??
... but 1 dual 2 ohm speaker wired in paralell results in a 1 ohm resistance. Where did I mess up lol
 

Silver Member
Username: Mixneffect

Orangevale, Ca. USA

Post Number: 587
Registered: Apr-05
Correction;

paralell wiring divides the resistence by the amount of voice coils.

series wiring multiplies the resistence by the amount of voice coils.



Sorry I was taking into account speakers with just one voice coil.
 

Silver Member
Username: Rhassler

Gilford, NH

Post Number: 437
Registered: Dec-04
ohhhh makes so much more sense to me now lol

thanks
 

Gold Member
Username: Mikechec9

Http://www.cardomain.c...

Post Number: 1663
Registered: May-05
http://electronixwarehouse.com/education/speakers/impcalc.htm
should help
 

Silver Member
Username: Mixneffect

Orangevale, Ca. USA

Post Number: 597
Registered: Apr-05
Ya, nice table and pics.

Is seems that pictures and tables make it so much easier to understand than grammar composition.....lol.
 

Gold Member
Username: Mikechec9

Http://www.cardomain.c...

Post Number: 1664
Registered: May-05
auditory, kinesthetic, visual.. whatever works:-)
 

Silver Member
Username: Mixneffect

Orangevale, Ca. USA

Post Number: 601
Registered: Apr-05
When I was in grade school I hated the word problems. I always though, hey this is math not english .... lol
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