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Old 26th July 2005, 14:13   #230 (permalink)
Sam Kapasi
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Location: New Dalli (but watch this space)
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Quote:
Originally Posted by dmitri
Hi Sam,

i'm back after a long break. Please comment on the upgrade i am planning. The current setup is DEH-P5750 driving TS20 Pioneer tweeters and LA Bolt 6x9's at the rear.

As i am lacking the midrange in the front compartment, i am thinking of putting a set of 5 1/4" component speakers in the front door( in addition to the tweeters). Also putting a sub in the trunk, both driven by a 4 channel amp. the sub will be driven by the bridged output of the amp.

The existing rear speakers and front tweeters will be driven by the HU only. I may plan to add an amp to those also later ( if i get some good amp deal ).

Currently i am ok with the sound output of the HU and the performance of the speakers which is the reason why i am not adding an amp to those now.

Please tell me how this will sound.

Hi Dmitri,

Lets do this one at a time.

When you add a 5.25" component that will have it's own tweeters. 2 pairs of tweeters in the front is not good, please dont do it. I suggest you lose the TS20s. They are very harsh in any case.

From what i gather, you plan to amplify the components and the sub only. leaving the rear speakers on the HU. There will be a complete imbalance. You are closer to the the louder front compos and further away from the softer rears. You wont even hear the 6X9s in the back
Instead, if you must use a 4ch amp, put the rears and the front compos in parralel on one channel. This will do nicely, as all car amps are 2 ohms stable only you will not be able to use the fader control, both the fronts and rears will run at the same power always.
Bridge the remaining two channels for the sub in the trunk.

Happy listening!
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Last edited by Sam Kapasi : 26th July 2005 at 14:18.
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