ok 2 things!
1: im going for a new amp TOMORROW, and ive zeroed in on 5 of them(the 5th one is a ghastly name but sounds decent, wait till i mention the brand)
a: jbl gt5604cs
b: blaupunkt gta4mk2
c: sony xm604(to complement my 504 already)
d: jbl 402
e: SURPRISE!: Chicago 777 4 Channels: rated at 5400W peak and no RMS ratings to be seen anywhere else but a lot of installers in mumbai vouch for it and swear by its internals. tried auditioning it today, a little about that later, read on.
yes so coming back to the 2nd thing:
i am thinking of upgrading my sub to a vfm jbl gt512, which i presume is the basic one. the reason why is cos my pioneer 305f is a free air and i didnt know that till yesterday(bought it in the days when pioneer was the way to go for everything and blindly went by the name) so its mounted in a niceish box that is definitely not made according to the specs. the thump from it is decent.
will upgrading just the amp aid in increasing the thump? even if the sub is a free air and i still dont mount it on the shelf AND keep the ported box? i currently have a 504z sony which drives my electra 6.1s and the pio 305f. i also have ground zero mk2s but i shall come back to them. read on still!!! the gzs are running on the HU.
so here goes,
i went to one of my installer friends and he connected the chicago 777 to my hu and it was mighty impressive, driving the pio sub and the comps. the comps sounded a little cleaner(not too much of a difference) but BOY was the sub hitting hard..
now the fellow connected my gz mk2s to the sony, but there was MASSIVE distortion at even the lowest of volumes, so routed it to the chicago. same issue. then came the point where there was a cab strike in mumbai, and i had to attend to my patients so couldnt leave.
so left midway without reconnecting the system.
i think the gz distortion can be solely attributed to a set of faulty rcas(in my case, boss audios, shouldnt have even allowed them inside in the first place)
hence now, coming back to the issue:
if i dont wanna upgrade the sub, will a jbl 2 ch make it worthwhile???i intend to upgrade the sub soon but not too soon, if it aint broke, dont fix it, goes the saying.
ok, another thing: if i get a jbl 2 ch and replace the pio 305f sub with it will it make a difference? is the sub change necessary for this amp?
one more option: if i get any of the 4 ch amps above and dont change the sub right now, is that a better option than the above????? the cost will be 2k more and frankly i think 2k in this installment is a very big diff. have alreay spent a lac and 10 on this car and i dont wanna spend 2k more on say a 10% increase in bass.
also, just one more final question: chicago sounds killer and has a good backing from my seller. should i get it? it costs the same as the jbl 604 amp but has very good internals. what say????
can someone PLEASE reply asap. leaving at 11 tomorrow~~~~~
considering that my setup is:
pio 7950ub HU
electra el 6.1s
sony xm504z 4 ch amp
NEW amp(one from the above)
pio 605f/jbl 1205
gz mk2s,
which amp to power which component of the setup: THIS IS A VERY INTEGRAL ISSUE!
Last edited by frankmehta : 17th October 2008 at 01:29.
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