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amp advice

Printed From: the12volt.com
Forum Name: Car Audio
Forum Discription: Car Stereos, Amplifiers, Crossovers, Processors, Speakers, Subwoofers, etc.
URL: https://www.the12volt.com/installbay/forum_posts.asp?tid=40511
Printed Date: May 03, 2024 at 8:42 AM


Topic: amp advice

Posted By: tenny
Subject: amp advice
Date Posted: October 08, 2004 at 8:52 AM

hey guys,

looking at buying a new amp, either a jl audio 75x4 or an alpine 50x4, what one would you guys recommend/ the model number on the jl is the 4300 i dont remember what it was for the alpine. the other option is a phoenix gold 75x4 i belive the model number was 504 on that one. these are the only 3 i have available locally.

it will be powering phoenix gold 5.25 tantrum and 6x9 alpine type r in the rear.

any advice greatly appreciated




Replies:

Posted By: tenny
Date Posted: October 08, 2004 at 8:56 AM
correction the jl is 45x4 at 4ohms




Posted By: DYohn
Date Posted: October 08, 2004 at 9:33 AM
Those are all good amps, all about the same quality.  I recomend you choose the one with the best price.

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Posted By: tenny
Date Posted: October 08, 2004 at 9:40 AM

the alpine is the best price at 299, 329 for the phoenix gold and 359 for the jl audio

canadian tire has a pionner 35x4 for 199, a lot cheaper then the others, would it be any good? I dont even have any subs, just wnat to boost the sound a bit. i may add a sub someday.





Posted By: astro88
Date Posted: October 08, 2004 at 12:01 PM

Spend the extra browny , youll be glad you did!

 What store you find the alpine at?





Posted By: heavilymedicate
Date Posted: October 08, 2004 at 12:32 PM

What are the model numbers?  You really need that for a head to head comparison of these amps.  They are all good manufactures.





Posted By: forbidden
Date Posted: October 08, 2004 at 1:05 PM

If you are going to be adding a sub one day, get the slightly larger amp to power the speakers.



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Top Secret, I can tell you but then my wife will kill me.




Posted By: tenny
Date Posted: October 08, 2004 at 6:42 PM
what about power acouqisk are they any good for amps?




Posted By: tenny
Date Posted: October 08, 2004 at 6:43 PM
err poweracoustick lol




Posted By: uthinkuknoaudio
Date Posted: October 08, 2004 at 6:49 PM

no, don't even think of power acoustik. I would recommend the alpine amp, as i have worked with them in the past and they sound great. Just get good connections to them. (4-8) guage wire. Probably 8 will be plenty. posted_image



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"I don't play games. I play Nakamichi and that for real yo" - Probably some japanese kid said this in the early 80's trying to sell stereo out of his trunk lol.




Posted By: tenny
Date Posted: October 08, 2004 at 6:55 PM

whats wrong with power acoustik? the guy at the store seemed pretty high on them saying it was a great amp for the price, and they make lots of high end stuff at a resonable price and they use them in all kinds of installs. hmpf.

well that sucks if its no good.... cuz i already bought it... :(

which brings me to my next question i hooked it up today and it worked fine on radio, switch it to cd and then the amp shuts off. so i hooked the remote wire to the acc and ti worked fine, put it all back together. but then i went to go for a drive tonight and none of my dash lights work and my svs lights came on, is this because of the wire going to the acc?





Posted By: forbidden
Date Posted: October 08, 2004 at 6:58 PM
My friend, you need professional help, go find some. Where in the great white north are you. I might be able to point you in the right direction. By the sounds of it you are back east. (no Power Acoustik dealers that I am aware of in western Canada.) Power Acoustik is not absolute crap, it will do the job OK, but it is certainly not on par with JL Audio and others.

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Top Secret, I can tell you but then my wife will kill me.




Posted By: uthinkuknoaudio
Date Posted: October 08, 2004 at 7:00 PM

Not really. I have sold Power Acoustik and i will assure you that they are junk. They draw way to much amperage and do not give you clarity. Their average amp goes anywhere from .2 to 2.0% distortion, which is not really good sound. I definitely disapprove of their amps. that guy who sold you that was feeding you a line of you know what. If you can, bring it back and get the alpine. I have never blown one and they always give me great sound. Good luck!



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"I don't play games. I play Nakamichi and that for real yo" - Probably some japanese kid said this in the early 80's trying to sell stereo out of his trunk lol.




Posted By: tenny
Date Posted: October 08, 2004 at 7:39 PM

the place i bought it from has been in business for over 20 years so i trusted the guy... grrr, its a different store then where the alpine was.. the only other ones they had where blaupunkt and fusion.

any advice on what i did wrong on the install? i figure its the acc since everything is wroking but i dont see how that could do it... hmpf





Posted By: forbidden
Date Posted: October 08, 2004 at 7:49 PM
Power Acoustik is an entry level amplifier line. Some dealers in Canada sell it because they can make more $ on it than an Alpine or Kenmore etc. They may also sell it because it may be the only line left that they can sell. That said though, if it works and it does what it needs to for you that is all that counts. Your cd player has two lines on the back of it that some people confuse all the time. The blue wire is +12v power antenna thus gives +12v only when the tuner is in use. The blue / white wire gives +12v as the remote on lead under tuner or cd operation. You more than likely connected to the power antenna line. Move that remote on wire to the proper location.

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Top Secret, I can tell you but then my wife will kill me.




Posted By: astro88
Date Posted: October 09, 2004 at 8:30 PM
astro88 wrote:

 What store you find the alpine at?


Same againposted_image





Posted By: tenny
Date Posted: October 09, 2004 at 9:29 PM

van and truck world in kingston, ontario





Posted By: astro88
Date Posted: October 10, 2004 at 9:16 AM

Thanx, was hoping it was closer to me, Big fan of alpine and i havent found any around me.

Anyone know of any dealers in mississauga/toronto?





Posted By: uthinkuknoaudio
Date Posted: October 10, 2004 at 9:25 AM
Nope, but thank god you are turning to the light side and throwing out that power acoustik crap...

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"I don't play games. I play Nakamichi and that for real yo" - Probably some japanese kid said this in the early 80's trying to sell stereo out of his trunk lol.




Posted By: DYohn
Date Posted: October 10, 2004 at 10:13 AM

I agree with the assessments of Power Acoustik in the posts above.  Go back to your original choices and you will get much better sound for much longer.

To your install problem of the amp working with radio and not with the CD, I suspect you used the power antenna wire off your head unit as the remote-on for the amp, and not the remote power wire as you should have.  The power antenna wire is only active with the radio.



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