can u help me pls...........

[qiwu 10+ year member]

my own car audio set is like this...

1.alpine 9855

2.Lanzar Opti 2000D For 1 set Soundstream T4 12'' 900rms

3.Lanzar Opti 200X4 For 2 set Soundstream EGC.6'' 125rms

4.Lanzar Opti 12 Farad Cap

How much db i can do it....above 125db or below....

which things i can change to have a better result wit same price.....

Click to read more...

 

[Blados 10+ year member]

hopefully above

 

[johnecon2001 5,000+ posts]

You cant just calculate Decibels off the top of your head after you look at what equipment the user is installing.

It all depends on install, electrical, atmospheric pressure, box type, etc etc. The best thing for you to do is to install it all and then go get metered.

 

[qiwu 10+ year member]

thanks....got anything is not really use....if i play in seal box...how about the SQ..or it only do well in SPL....Lanzar Opti2000D need Big Current than Soundstream Edge1700D and RF T20001bd.....If i use Opti2000D and Opti200X4..how big the alternator i need...60amp...