Alternator ?


Bronze Member
Username: Fordpwr

Los angeles, Ca Usa

Post Number: 85
Registered: Dec-04
how do you calculate to find how big of an alt i need? i have a 2002 ford f150 supercrew w/stock alternator.amps? i'm runnig a total of about 1600w rms with a 1.5 farad cap.

Gold Member
Username: Glasswolf

NorthWest, Michigan USA

Post Number: 7192
Registered: Dec-03

Bronze Member
Username: Mrdark

Post Number: 16
Registered: Dec-04
So, if I have a class AB amp, it needs more amps than a class D amp would?
If that's the case, I'll be sure to look into getting a class D amp.

Bronze Member
Username: Taylor17

Kopperl, Texas

Post Number: 15
Registered: Jan-05
Yes class D amps use less, they don't work as hard.
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