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Mar 16 2012 07:43am
Quote (Subwoofer @ Mar 16 2012 08:41am)
i'd hold off until you try it using the usb over aux. chances are it will be fine if you listen to rap/hiphop mostly. the thumb drive is still useful either way because then you don't have to keep your phone hooked to your head unit.


I listen to mostly Dubstep and things using all range of hz and frequency and i will notice huhu ;)

Quote (Subwoofer @ Mar 16 2012 08:37am)
it should play all common formats.



no. once its compressed the data is destroyed so there isn't anything to fill the blanks back in with.


will it play FLAC?
Because im under the impression this is the highest possible audio codec

This post was edited by ]GS[ Controller on Mar 16 2012 07:43am
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Mar 16 2012 07:48am
Quote (]GS[ Controller @ Mar 16 2012 08:43am)
I listen to mostly Dubstep and things using all range of hz and frequency and i will notice huhu ;)



will it play FLAC?
Because im under the impression this is the highest possible audio codec


im not sure on flac as its less common. i would assume it doesn't however.

owners manual for it can be found here. http://kenwoodusa.com/Support/Car_Entertainment_Owners_Manuals/

This post was edited by Subwoofer on Mar 16 2012 07:55am
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Mar 16 2012 07:56am
Quote (Subwoofer @ Mar 16 2012 08:48am)
im not sure on flac as its less common. i would assume it doesn't however.


True im sure any uncompressed 320kbps audio format is going to be almost incomparably the same to the human ear anyway.
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Mar 16 2012 08:01am
Quote (]GS[ Controller @ Mar 16 2012 08:56am)
True im sure any uncompressed 320kbps audio format is going to be almost incomparably the same to the human ear anyway.


ya unless its very acoustic you will probably not even notice. most music produced today isn't intricate enough to be hurt by compressed formats.
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Mar 16 2012 10:30am
Quote (Subwoofer @ Mar 16 2012 09:01am)
ya unless its very acoustic you will probably not even notice. most music produced today isn't intricate enough to be hurt by compressed formats.


i REALLY hope that this HU fixes my problem. Because i just spend 2 hours listening to a wide variety of music on cd's and identically on my ipod with a aux hookup and...
it made me sick...

The quality is even worse with higher volume which really hurts because that is where i sit most of the time.

Your possitive that using a USB is much better than AUX in terms of quality?

This post was edited by ]GS[ Controller on Mar 16 2012 10:30am
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Mar 16 2012 10:42am
Just found an article about someone asking if maybe a aux had lower quality then a USB input and this was the educated answer.

Quote
Technically, the USB systems will produce a better sound because there are fewer connections on the way to the speakers. Stereos with a USB connector let you plug in a USB key filled with MP3 files, and the stereo will use the key as an audio source, just like a CD. With an auxiliary input, you are playing the music on your MP3 player, then running its output into the stereo where it gets amplified again, as opposed to the single amplification step it goes through with the USB key. In reality, you probably won't notice a difference in audio quality because it will be minimal. You may need to adjust the volume up heavily on your MP3 player to hear it through the auxiliary jack.


Looks like you were right, and it makes sense.

When i turned up the volume i could hear the speakers screaming higher hz ranges over each other causing chatter so to speak and making it unbearable to listen to.

Now my question is, Is the quality of usb connection the same as a CD?

This post was edited by ]GS[ Controller on Mar 16 2012 10:42am
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Mar 16 2012 08:14pm
Quote (]GS[ Controller @ Mar 16 2012 11:42am)
Just found an article about someone asking if maybe a aux had lower quality then a USB input and this was the educated answer.



Looks like you were right, and it makes sense.

When i turned up the volume i could hear the speakers screaming higher hz ranges over each other causing chatter so to speak and making it unbearable to listen to.

Now my question is, Is the quality of usb connection the same as a CD?


using mp3 they will sound the same.
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Mar 18 2012 06:14am
I agree that usb is the way to go.
But wma vs mp3 on most decks wont make a difference.
Mine reads:
wma's= 5 kbps-320 kbps
mp3's= 8 kbps-320 kbps
they both have a sampling frequency of 8khz-48khs
I also have noticed that when using a sound resoration setting on some of the decks that restore compressed music it seems to work better with smaller drives. I dunno i think the deck has less thinking to do with less folders and files cached. Just my opinion.
And as far as mp3 or wma vs cd.
Potato potawdo.
DVD editions of albums are always fun to try :)
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Mar 18 2012 12:45pm
You want your headunits preamp voltage to match your amps input sensitivity. If your amps input sensitivity is more than your headunit i would get a linedriver to get the full potential out of your amp. My nendo 5500's have a 6v input sensitivity but my hu only put out 4, i bought a line driver to boost to 6v and gained almost a db. I use a 64gb usb drive for all my music 100x cleaner than aux and cds dont skip from bass anymore.
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Mar 19 2012 10:02am
Quote (kookymunsta309 @ Mar 18 2012 01:45pm)
You want your headunits preamp voltage to match your amps input sensitivity. If your amps input sensitivity is more than your headunit i would get a linedriver to get the full potential out of your amp. My nendo 5500's have a 6v input sensitivity but my hu only put out 4, i bought a line driver to boost to 6v and gained almost a db. I use a 64gb usb drive for all my music 100x cleaner than aux and cds dont skip from bass anymore.


Nice well 2 question, but before them know im going from a 2v preout (i knew this already undercarriage the amps i have) to a 4v preout on the new unit.

"Questions"
1- Do you know the preout on a MMATS hk4000? older model so i couldn't find the invo
2- When i decide to upgrade the current unit i just ordered, what 6v preout hu would you recommend?

This post was edited by ]GS[ Controller on Mar 19 2012 10:05am
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